Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: System Description

SYSTEM DESCRIPTION

OUTLINE OF COMBINATION METER ASSEMBLY

(a) for Optitron Meter Type

*a

Indication Example

*b

Tachometer

*c

Speedometer

*d

Engine Coolant Temperature Receiver Gauge

*e

Fuel Receiver Gauge

*f

Multi-information Display

*g

Display Area A1

*h

Display Area A2

*i

Display Area A3

*j

Display Area A4

(b) for TFT Meter Type

*a

Indication Example

*b

Engine Coolant Temperature Receiver Gauge

*c

Fuel Receiver Gauge

*d

Multi-information Display

*e

Display Area B1

*f

Display Area B2

*g

Display Area B3

*h

Display Area B4

*i

Display Area B5

*j

Display Area B6

*k

Display Area B7

*l

Display Area B8

*m

Display Area B9

*n

Display Area B10

*o

Display Area B11

-

-

INPUT AND OUTPUT SIGNALS OF COMBINATION METER ASSEMBLY

(a) Meter or Gauge

Item

Condition

Input/Output

Communication line

Signal

Component

Display Area

Speedometer

  • Gauge*1
  • Displayed*2

Input

CAN

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

B4,B11

-

Output

CAN

Vehicle speed signal (meter to other)

Related ECUs

Speed tolerance A signal

Speed tolerance B signal

Tachometer

  • Gauge*1
  • Displayed*2

Input

CAN

Engine RPM data signal

ECM

B9

Fuel receiver gauge

Gauge

Input

CAN

Fuel consumption signal

ECM

-

Engine RPM data signal

Starter signal

Shift position P signal

Shift position R signal

Shift position N signal

Shift position D signal

Mode indicator signal

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Direct line

Fuel level signal

Fuel sender gauge assembly

Output

CAN

Fuel gauge state signal

Related ECUs

Fuel gauge initial signal

Fuel direct data signal

Fuel initial signal

Fuel average signal

Engine coolant temperature receiver gauge

Gauge

Input

CAN

Engine coolant temperature signal

ECM

-

  • *1: for Optitron Meter Type
  • *2: for TFT Meter Type

(b) Warning or Indicator

Item

Condition

Input/Output

Communication line

Signal

Component

Master warning light

Comes on/Blinks

-

-

-

-

Brake warning light / red (malfunction)

Comes on

Input

CAN

Brake warning light control flag signal

Brake actuator assembly (Skid control ECU)

Engine RPM data signal

ECM

Direct line

Brake fluid level warning switch signal

Brake master cylinder reservoir assembly (Brake fluid level warning switch)

Vacuum warning switch signal

Vacuum warning switch assembly

Driver or front passenger seat belt warning light

Comes on/Blinks

Input

CAN

Driver seat belt buckle switch signal

Main body ECU (Multiplex network body ECU)

Parking brake switch signal

Shift position P signal

ECM

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Front passenger seat occupant detection status signal

Airbag sensor assembly

Front passenger seat belt buckle switch detection status signal

SRS warning light

Comes on

Input

CAN

Airbag warning light control request signal

Airbag sensor assembly

Test mode signal

ECM

Charge warning light*1

Comes on

Input

CAN

Charge light indicator signal

ECM

EPS warning light

Comes on

Input

CAN

EPS warning light request signal

Power steering ECU assembly

Parking brake warning light

Comes on/Blinks

Input

CAN

Parking brake signal

Brake actuator assembly (Skid control ECU)

MIL (Check engine warning light)

Comes on/Blinks

Input

CAN

MIL request signal

ECM

PCS warning light

Comes on/Blinks

Input

CAN

PCS indicator display signal

Forward recognition camera

Slip indicator light

Comes on/Blinks

Input

CAN

Slip indicator light signal

Brake actuator assembly (Skid control ECU)

VSC OFF indicator light

Comes on

Input

CAN

VSC OFF light signal

Brake actuator assembly (Skid control ECU)

ABS warning light

Comes on/Blinks

Input

CAN

ABS warning light control flag signal

Brake actuator assembly (Skid control ECU)

Brake warning light / yellow (minor malfunction)

Comes on

Input

CAN

EPB warning signal

Brake actuator assembly (Skid control ECU)

Tire pressure warning light

Comes on/Blinks

Input

CAN

TPMS warning indicator condition 1 signal

Main body ECU (Multiplex network body ECU)

Brake hold warning light

Comes on/Blinks

Input

CAN

Brake hold indicator signal

Brake actuator assembly (Skid control ECU)

Fuel level warning light

Comes on

Input

Direct line

Fuel level signal

Fuel sender gauge assembly

-

Output

CAN

Request GS search signal

Related ECUs

AWD lock indicator light*5

Comes on/Blinks

Input

CAN

AWD lock indicator ON and flashing request signal

4WD ECU assembly

ICS OFF indicator light*7

Comes on/Blinks

Input

CAN

ICS OFF light request signal

Clearance warning ECU assembly

Automatic high beam indicator light

Comes on

Input

CAN

Smart beam indicator signal

Main body ECU (Multiplex network body ECU)

High beam indicator light

Comes on

Input

CAN

High beam headlight request signal

Main body ECU (Multiplex network body ECU)

Tail indicator light*3

Comes on

Input

CAN

Taillight request signal

Main body ECU (Multiplex network body ECU)

Head indicator light*4

Comes on

Input

CAN

Low beam headlight request signal

Main body ECU (Multiplex network body ECU)

Front fog indicator light*10

Comes on

Input

CAN

Front fog light request signal

Main body ECU (Multiplex network body ECU)

Turn indicator light

Blinks

Input

CAN

Flasher request signal

Main body ECU (Multiplex network body ECU)

PBD hazard request signal

Multiplex network door ECU*9

Hazard light activation request signal

DCM (Telematics transceiver)*9

Airbag hazard light control request signal

Airbag sensor assembly

Direct line

LH turn signal switch signal

Headlight dimmer switch assembly

RH turn signal switch signal

Hazard warning switch signal

Radio receiver assembly (Hazard warning signal switch)

-

Output

CAN

Turn light state signal

Related ECUs

Hazard switch state signal

Direct line

Front and side turn signal light LH output signal

Each turn signal light

Front and side turn signal light RH output signal

Rear turn signal light LH output signal

Rear turn signal light RH output signal

Hazard warning switch signal

Eco driving indicator light

Comes on

Input

CAN

Ecology light indicator signal

ECM

Brake hold indicator light

Comes on

Input

CAN

Brake hold standby indicator signal

Brake actuator assembly (Skid control ECU)

Clearance sonar OFF indicator light*7

Comes on/Blinks

Input

CAN

CLSO main switch indicator turn ON signal

Clearance warning ECU assembly

RCTA OFF indicator light*8

Comes on/Blinks

Input

CAN

RCTA switch signal

Blind spot monitor sensor LH

BSM indicator light*8

Comes on

Input

CAN

BSD main switch signal

Blind spot monitor sensor LH

Rear seat belt warning light

-

Input

CAN

Rear right door courtesy switch signal

Main body ECU (Multiplex network body ECU)

Rear left door courtesy switch signal

Parked condition signal

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Direct line

Rear left seat belt buckle switch signal

Rear seat inner belt assembly LH

Rear right seat belt buckle switch signal

Rear seat 3 point type belt assembly RH

Rear center seat belt buckle switch signal*2

Rear center seat inner belt assembly

Rear No. 2 left seat belt buckle switch signal*6

Rear No. 2 seat inner belt assembly LH

Rear No. 2 right seat belt buckle switch signal*6

Rear No. 2 seat inner belt assembly RH

Comes on

Output

Direct line

Rear left seat belt warning output signal

Radio receiver assembly (Rear seat belt warning light)

Rear right seat belt warning output signal

Rear center seat belt warning output signal*2

Rear No. 2 left seat belt warning output signal*6

Rear No. 2 right seat belt warning output signal*6

  • *1: for TFT Meter Type
  • *2: for 60/40 Split Seat Type
  • *3: w/ Tail Indicator Light
  • *4: w/ Head Indicator Light
  • *5: for AWD
  • *6: w/ Rear No. 2 Seat
  • *7: w/ Intelligent Clearance Sonar System
  • *8: w/ Blind Spot Monitor System
  • *9: w/ Manual (SOS) Switch
  • *10: w/ Front Fog Light

(c) Multi-information Display

Item

Condition

Input/Output

Communication line

Signal

Component

Display Area

Opening

-

-

-

-

-

A1, A2, A3, A4, B1, B2, B3, B7

Odometer

Displayed

Input

CAN

Vehicle speed pulse signal integrated value signal

Brake actuator assembly (Skid control ECU)

A1, B6

Vehicle speed (SP1) signal

-

Output

CAN

Odometer unit signal

Related ECUs

Odometer signal

TRIP A / TRIP B

Displayed

Input

CAN

Vehicle speed pulse signal integrated value signal

Brake actuator assembly (Skid control ECU)

A1, B6

Vehicle speed (SP1) signal

Direct line

ODO/TRIP change switch signal

Trip switch

-

Output

CAN

TRIP A signal

DCM (Telematics transceiver)*5

TRIP B signal

Engine oil maintenance mileage

Displayed

Input

CAN

Oil maintenance mileage signal

ECM

A1, B6

Oil mileage unit signal

Oil maintenance screen inversion demand signal

-

Output

CAN

Unit change 2 (km/mile) signal

Related ECUs

Drive information tab

Displayed

-

-

-

-

A3, B7

Current fuel consumption

Displayed

Input

CAN

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

A2, B3

Vehicle speed pulse signal integrated value signal

Fuel consumption signal

ECM

Engine RPM data signal

-

Output

CAN

Drive monitor unit signal 0

Radio receiver assembly

Drive monitor display signal (Current fuel consumption)

Average fuel consumption (After reset)

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Fuel consumption signal

Total average fuel consumption reset request signal

Radio receiver assembly

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Vehicle speed pulse signal integrated value signal

Direct line

Reset signal

Steering pad switch assembly

-

Output

CAN

Drive monitor unit signal 6

Related ECUs

Drive monitor display signal (Total average fuel consumption)

Average fuel consumption (After start)

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Fuel consumption signal

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Vehicle speed pulse signal integrated value signal

Average fuel consumption (After refuel)

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Fuel consumption signal

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Vehicle speed pulse signal integrated value signal

-

Output

CAN

Drive monitor display signal (Average fuel consumption after refuel)

Related ECUs

Average speed (After reset)

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Vehicle speed pulse signal integrated value signal

Direct line

Reset signal

Steering pad switch assembly

Average speed (After start)

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Vehicle speed pulse signal integrated value signal

-

Output

CAN

Drive monitor unit signal 1

Radio receiver assembly

Drive monitor display signal (After starting average speed)

Elapsed time (After reset)

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Direct line

Reset signal

Steering pad switch assembly

Elapsed time (After start)

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

-

Output

CAN

Drive monitor display signal (After starting driving time)

Related ECUs

Distance (Range)

Displayed

Input

CAN

Engine type information 1 signal

ECM

A2, B3

Engine type information 2 signal

Engine type information 3 signal

Engine type information 4 signal

Engine RPM data signal

Drivetrain information signal

Fuel consumption signal

Vehicle speed pulse signal integrated value signal

Brake actuator assembly (Skid control ECU)

Direct line

Fuel level signal

Fuel sender gauge assembly

-

Output

CAN

Drive monitor unit signal 4

Related ECUs

Drive monitor display signal (Drivable distance)

Distance (After start)

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Vehicle speed pulse signal integrated value signal

Eco driving indicator zone

Displayed

Input

CAN

Eco-zone indicator level signal

ECM

A2, B3

Tire pressure

Displayed

Input

CAN

TPMS FL (ID1) tire pressure information signal

Main body ECU (Multiplex network body ECU)

A2, B3

TPMS FR (ID2) tire pressure information signal

TPMS RL (ID3) tire pressure information signal

TPMS RR (ID4) tire pressure information signal

TPMS SP (ID5) tire pressure information signal

TPMS FL (ID1) tire indicator information 0 signal

TPMS FR (ID2) tire indicator information 0 signal

TPMS RL (ID3) tire indicator information 0 signal

TPMS RR (ID4) tire indicator information 0 signal

TPMS SP (ID5) tire indicator information 0 signal

TPMS indicator number information 0 signal

TPMS unit information 0 signal

TPMS display request bit 0 signal

TPMS variation signal

AWD control*4

Displayed

Input

CAN

Drivetrain information signal

4WD ECU assembly

A2, B3

Request data with AWD display signal

FR composition with AWD display signal

FL composition with AWD display signal

FL composition with AWD display signal

RL composition with AWD display signal

Steering signal

Steering sensor

G monitor*6

Displayed

Input

CAN

GL1, GX error signal

Yaw rate sensor assembly

B3

GL2, GY error signal

GL1, GX invalidation/validation signal

GL2, GY invalidation/validation signal

GL1, GX sensor signal

GL2, GY sensor signal

Sensor type identification signal

G sensor zero point un-corrected status signal

Brake actuator assembly (Skid control ECU)

GL1 zero point value signal

GL2 zero point value signal

Data continuity (valid/invalid) flag signal

Steering sensor

Sensor error signal

Steering signal

Memorized zero point value inside steering angle sensor signal

Zero point memory invalid/valid inside sensor signal

Pressure of master cylinder error flag signal

Brake actuator assembly (Skid control ECU)

Pressure of master cylinder invalid flag signal

Pressure of master cylinder signal

Event-data-recorder ENG03 signal

ECM

Direct line

Change switch signal

Steering pad switch assembly

Units change*6

Displayed

Input

Direct line

Change switch signal

Steering pad switch assembly

A2, B3

Other (Blank)

Displayed

-

-

-

-

A2, B3

Navigation tab*8

Displayed

Input

Local bus

Navigation system signal

Radio receiver assembly

A3, B7

Navigation system-linked*8

Displayed

Input

Local bus

Navigation system-linked signal

Radio receiver assembly

A2, B3

Audio tab

Displayed

Input

Local bus

Audio system signal

Radio receiver assembly

A3, B7

Audio system-linked

Displayed

Input

Local bus

Audio system-linked signal

Radio receiver assembly

A2, B3

Driving assist system information tab

Displayed

Input

CAN

ACC display ID2 signal

ECM

A3, B7

LDW existence flag signal

Forward recognition camera

Dynamic radar cruise control system information (image display)

Displayed

Input

CAN

ACC display ID2 signal

ECM

A2, B3

Control vehicle speed signal

Control vehicle speed unit signal

ACC over speed alert display request signal

C-ACC display request (Control) signal

C-ACC display request (Preceding vehicle communication) signal

Lane control system information (image display)

Displayed

Input

CAN

White line symbol right side signal

Forward recognition camera

A2, B3

White line symbol left side signal

Steering wheel symbol signal

LTC existence flag signal

LTC confidence level signal

Leading vehicle follow-up control mode display request signal

Traffic sign*15

Displayed

Input

CAN

Traffic sign 1 signal

Forward recognition camera

A2, A4, B1, B3

Traffic sign 2 signal

Traffic sign 3 signal

Traffic sign 4 signal

Traffic sign 5 signal

Traffic sign graying 1 signal

Traffic sign graying 2 signal

Traffic sign graying 3 signal

Traffic sign graying 4 signal

Traffic sign graying 5 signal

Traffic sign highlight 1 signal

Traffic sign highlight 2 signal

Traffic sign highlight 3 signal

Traffic sign highlight 4 signal

Traffic sign highlight 5 signal

Supplemental sign 1 signal

Supplemental sign 2 signal

Supplemental sign 3 signal

Supplemental sign 4 signal

Supplemental sign 5 signal

Speed value 1 signal

Speed value 2 signal

Duplicated sign request signal

Sign number of permanent area signal

Synchronized ID 1 signal

Synchronized ID 2 signal

Synchronized ID 3 signal

Sign number of multi-information display right signal

Sign number of multi-information display center signal

Sign number of multi-information display left signal

Message tab

Displayed

-

-

-

-

A3, B7

Setting tab

Displayed

-

-

-

-

A3, B7

Shift position

Displayed

Input

CAN

Shift position P signal

ECM

A4, B5

Shift position R signal

Shift position N signal

Shift position D signal

Shift gear signal

Mode indicator signal

Sports mode enable signal

Transmission oil temperature range signal

SPORT indicator*10

Displayed

Input

CAN

Integrated sport mode indicator signal

ECM

A4, B10

Drive mode select signal

SPORT S indicator*11

Displayed

Input

CAN

Integrated sport mode signal

ECM

A4, B10

Drive mode select signal

SPORT S+ indicator*11

Displayed

Input

CAN

AVS (TEMS) light signal

Absorber control ECU

A4, B10

Integrated sport mode signal

ECM

Drive mode select signal

CUSTOM indicator*11

Displayed

Input

CAN

Drive mode select signal

ECM

A4, B10

ECO indicator

Displayed

Input

CAN

Eco mode indicator signal

ECM

A4, B10

Drive mode select signal

Cruise control indicator light (Constant speed control mode)

Displayed

Input

CAN

ACC display ID2 signal

ECM

A4, B2

Cruise control indicator light (Vehicle-to-vehicle distance control mode)

Displayed

Input

CAN

ACC display ID2 signal

ECM

A4, B2

Cruise SET indicator light

Displayed

Input

CAN

ACC display ID2 signal

ECM

A4, B2

Lane tracing assist indicator light

Displayed

Input

CAN

Indicator display signal

Forward recognition camera

A4, B2

Fault condition text display signal

Temporary unusable condition text display signal

Front camera vision blocked signal

Steering assist unusable text display signal

Outside temperature

Displayed

Input

CAN

Ambient temperature display signal

Air conditioning amplifier assembly

A3, B1

Ambient temperature display whole number/decimal (0/0.5°C) signal

Icy warning light

Displayed

Input

CAN

Engine RPM data signal

ECM

A3, B1

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Ambient temperature display signal

Air conditioning amplifier assembly

Ambient temperature display whole number/decimal (0/0.5°C) signal

Clock

Displayed

Input

Local bus

GPS information signal

Steering pad switch assembly

A3, B2

Volume operation

Displayed

Input

Local bus

Volume signal

Radio receiver assembly

A2, B3

Phone (Received call)

Displayed

Input

Local bus

Phone (Received call) signal

Radio receiver assembly

A2, B3

Turn-by-turn navigation*8

Displayed

Input

Local bus

Turn-by-turn signal

Radio receiver assembly

A2, B3

Cruise control set speed

Displayed

Input

CAN

Control vehicle speed signal

ECM

A2, B3

Control vehicle speed unit signal

REV indicator*6

Displayed

Input

CAN

Engine RPM data signal

ECM

B9

REV peak*6

Displayed

Input

CAN

Engine RPM data signal

ECM

B9

ACCESSORY

Displayed

Input

CAN

Display request of vehicle mode signal

Certification ECU (Smart key ECU assembly)

A1, B8

IGNITION ON

Displayed

Input

CAN

Display request of vehicle mode signal

Certification ECU (Smart key ECU assembly)

A1, B8

Suggestion function

Displayed

Input

CAN

Proposal service request 1 signal

Main body ECU (Multiplex network body ECU)

A2, B3

Proposal service request 2 signal

Proposal service request 3 signal

Back door lock information signal

Power window inoperative advice signal

Direct line

Steering pad switch signal

Steering pad switch assembly

-

Output

CAN

Proposal service response 1 signal

Main body ECU (Multiplex network body ECU)

Proposal service response 2 signal

Proposal service response 3 signal

PBD ON/OFF SW operation signal

AWD TEST MODE*4

Displayed

Input

CAN

AWD warning ON and flashing request signal

4WD ECU assembly

A2, B3

CDY-2

Displayed

Input

CAN

CDY mode signal

ECM

A2, B3

CDY-4

Displayed

Input

CAN

CDY mode signal

ECM

A2, B3

ADJUSTING FORWARD CAMERA

Displayed

Input

CAN

Camera adjustment mode text display signal

Forward recognition camera

A2, B3

ADJUSTING FRONT RADAR BEAM

Displayed

Input

CAN

Inspection mode for ACC signal

Forward recognition camera

A2, B3

FRD adjustment signal

ERROR ADJUSTING FRONT RADAR BEAM

Displayed

Input

CAN

FRD adjustment signal

Forward recognition camera

A2, B3

ADJUSTING FRONT RADAR BEAM VERTICAL

Displayed

Input

CAN

FRD adjustment signal

Forward recognition camera

A2, B3

ADJUSTING FRONT RADAR BEAM HORIZONTAL

Displayed

Input

CAN

FRD adjustment signal

Forward recognition camera

A2, B3

CHECKING PCS BRAKE

Displayed

Input

CAN

Inspection mode signal

Forward recognition camera

A2, B3

CHECKING CRUISE CONTROL BRAKE

Displayed

Input

CAN

Inspection mode for ACC signal

Forward recognition camera

A2, B3

WRITE ZERO-POINT OF STEERING ANGLE*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

END OF ADJUSTMENT*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

MEMORY ERROR*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

Headlight System Uninitialized Visit Your Dealer*1

Displayed

Input

CAN

LED headlight indicator signal

Headlight ECU sub-assembly LH

A2, B3

BRAKE!

Displayed

Input

CAN

PCS warning message signal

Forward recognition camera

A2, B3

Push and Hold Engine Switch for Emergency Stop

Displayed

Input

CAN

Smart system warning 2 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Shift to N and Press Engine Switch to Restart

Displayed

Input

CAN

Smart system warning 2 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Engine Stopped Shift to P

Displayed

Input

CAN

Engine stall message signal

ECM

A2, B3

Engine Stopped Stop in a Safe Place

Displayed

Input

CAN

Engine stall message signal

ECM

A2, B3

Engine Stopped Press Brake Firmly to Restart

Displayed

Input

CAN

Engine stall message signal

ECM

A2, B3

Dynamic radarcruise contro lsystem warning (image display)

Displayed

Input

CAN

ACC display ID2 signal

ECM

A2, B3

Control vehicle speed signal

Control vehicle speed unit signal

ACC over speed alert display request signal

Braking Power Low Stop in a Safe Place See Owner's Manual

Displayed

Input

CAN

Brake warning light control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Engine RPM data signal

ECM

Direct line

Brake fluid level warning switch signal

Brake master cylinder reservoir assembly (Brake fluid level warning switch)

Vacuum warning switch signal

Vacuum warning switch assembly

Switch to Brake*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

Press Brake Pedal*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

BRAKE!*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

Object Detected Acceleration Reduced*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

Shift to P Before Exiting Vehicle

Displayed

Input

CAN

Smart system warning 2 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Each door open (vehicle being driven) (image display)

Displayed

Input

CAN

Driver door courtesy switch signal

Main body ECU (Multiplex network body ECU)

A2, B3

Front passenger door courtesy switch signal

Rear right door courtesy switch signal

Rear left door courtesy switch signal

Back door courtesy switch signal

Hood courtesy switch signal

Steering wheel signal

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Each door open (vehicle stopped, engine switch on (IG)) (image display)

Displayed

Input

CAN

Driver door open display signal

Certification ECU (Smart key ECU assembly)

A2, B3

Front passenger door open display signal

Rear right open display signal

Rear left open display signal

Driver door courtesy switch signal

Main body ECU (Multiplex network body ECU)

Front passenger door courtesy switch signal

Rear right door courtesy switch signal

Rear left door courtesy switch signal

Back door courtesy switch signal

Hood courtesy switch signal

Steering wheel signal

Clearance sonar detection (image display)*3

Displayed

Input

CAN

Combination meter display request signal

Clearance warning ECU assembly

A2, B3

Sensor DIAG request signal

Front left area information signal

Front right area information signal

Front center left area information signal

Front center right area information signal

Rear left area information signal

Rear right area information signal

Rear center left area information signal

Rear center right area information signal

Parking Assist Malfunction Visit Your Dealer*3

Displayed

Input

CAN

Sensor DIAG request signal

Clearance warning ECU assembly

A2, B3

Parking Assist Unavailable Clean Parking Assist Sensor*3

Displayed

Input

CAN

Sensor DIAG request signal

Clearance warning ECU assembly

A2, B3

Parking Assist Unavailable*3

Displayed

Input

CAN

Sensor DIAG request signal

Clearance warning ECU assembly

A2, B3

Rear Cross Traffic Alert Malfunction Visit Your Dealer*13

Displayed

Input

CAN

RCTA system status signal

Blind spot monitor sensor LH

A2, B3

Rear Cross Traffic Alert Unavailable*13

Displayed

Input

CAN

RCTA system status signal

Blind spot monitor sensor LH

A2, B3

Check Fuel Cap

Displayed

Input

CAN

Fuel cap open indicator (multi-information display) signal

ECM

A2, B3

EPB can't be Released Close Door and Fasten Your Seatbelt

Displayed

Input

CAN

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

A2, B3

Power Turned Off to Save Battery

Displayed

Input

CAN

Smart system warning 2 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Shift to P Before Exiting Vehicle

Displayed

Input

CAN

Smart system warning 2 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Power Steering Malfunction Steering Power Low Visit Your Dealer

Displayed

Input

CAN

Multi-information request signal

Power steering ECU assembly

A2, B3

Steering Power Low Visit Your Dealer

Displayed

Input

CAN

Multi-information request signal

Power steering ECU assembly

A2, B3

Power Steering Malfunction Visit Your Dealer

Displayed

Input

CAN

Multi-information request signal

Power steering ECU assembly

A2, B3

Release Parking Brake

Displayed

Input

CAN

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

A2, B3

Vehicle May Roll Shift to P

Displayed

Input

CAN

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Fault Depress Brake to Deactivate Visit Your Dealer

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Warning Depress Brake on Slope

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Wiper System Malfunction Visit Your Dealer

Displayed

Input

CAN

Wiper fault signal

Main body ECU (Multiplex network body ECU)

A2, B3

EPB Activation Stopped Incompletely

Displayed

Input

CAN

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

A2, B3

Key Not Detected Check Key Location

Displayed

Input

CAN

Smart system warning 1 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Release Parking Brake while Depressing Brake

Displayed

Input

CAN

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

A2, B3

Release Accelerator

Displayed

Input

CAN

GOS multi-information request signal

ECM

A2, B3

LTA Hold Steering Wheel

Displayed

Input

CAN

Hands free caution text display signal

Forward recognition camera

A2, B3

LTC existence information signal

LTA Steering Assist Unavailable Hold Steering Wheel

Displayed

Input

CAN

Hands free caution text display signal

Forward recognition camera

A2, B3

LTC existence information signal

Parking Brake Overheated Parking Brake Unavailable

Displayed

Input

Direct line

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

A2, B3

Check Engine Visit Your Dealer

Displayed

Input

CAN

Engine malfunction message signal

ECM

A2, B3

Check Engine Reduced Engine Power Visit Your Dealer

Displayed

Input

CAN

Engine malfunction message signal

ECM

A2, B3

Reduced Engine Power Visit Your Dealer

Displayed

Input

CAN

Engine malfunction message signal

ECM

A2, B3

Engine Maintenance Required Visit Your Dealer

Displayed

Input

CAN

Engine malfunction message signal

ECM

A2, B3

SRS Airbag System Malfunction Visit Your Dealer

Displayed

Input

CAN

Airbag warning light control request signal

Airbag sensor assembly

A2, B3

Antilock Brake System Malfunction Visit Your Dealer

Displayed

Input

CAN

ABS warning light control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Engine Coolant Temp High Stop in a Safe Place See Owner's Manual

Displayed

Input

CAN

Engine coolant temperature signal

ECM

A2, B3

Charging System Malfunction See Owner's Manual

Displayed

Input

CAN

Charge light indicator signal

ECM

A2, B3

Radar Cruise Control Unavailable Clean Sensor

Displayed

Input

CAN

ACC display ID2 signal

ECM

A2, B3

Radar Cruise Control Unavailable

Displayed

Input

CAN

ACC display ID2 signal

ECM

A2, B3

Radar Cruise Control Unavailable Depress Brake to Resume Driving

Displayed

Input

CAN

ACC display ID2 signal

ECM

A2, B3

Access System with Elec. Key Malfunction See Owner's Manual

Displayed

Input

CAN

Smart system warning 2 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Blind Spot Monitor Unavailable*13

Displayed

Input

CAN

BSD module status signal

Blind spot monitor sensor LH

A2, B3

Cruise Control Malfunction Visit Your Dealer

Displayed

Input

CAN

ACC display ID2 signal

ECM

A2, B3

Cruise Control Fault Press Brake to Deactivate Visit Your Dealer

Displayed

Input

CAN

ACC display ID2 signal

ECM

A2, B3

LTA Malfunction Visit Your Dealer

Displayed

Input

CAN

Fault condition text display signal

Forward recognition camera

A2, B3

LTC existence information signal

Front Camera System Unavailable

Displayed

Input

CAN

PCS temperature message (Camera) signal

Forward recognition camera

A2, B3

LTA Unavailable

Displayed

Input

CAN

Steering assist unusable text display signal

Forward recognition camera

A2, B3

LTC existence information signal

LTA Turned On Steering Assist Active

Displayed

Input

CAN

LKA mode text display signal

Forward recognition camera

A2, B3

LTC existence information signal

LTA Turned On Steering Assist Inactive

Displayed

Input

CAN

LKA mode text display signal

Forward recognition camera

A2, B3

LTC existence information signal

Front Camera Unavailable See Owner's Manual

Displayed

Input

CAN

PCS dust message (Camera) signal

Forward recognition camera

A2, B3

Pre-Collision System Malfunction Visit Your Dealer

Displayed

Input

CAN

PCS fault condition text display signal

Driving support ECU assembly

A2, B3

Blind Spot Monitor System Malfunction Visit Your Dealer*13

Displayed

Input

CAN

BSD module status signal

Blind spot monitor sensor LH

A2, B3

Oil Pressure Low Stop in a Safe Place See Owner's Manual

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Direct line

Engine oil pressure signal

Engine oil pressure switch assembly

Transmission Fluid Temp High See Owner's Manual

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

AT oil temperature warning signal

AT oil temperature warning mode signal

AWD System Malfunction 2WD Mode Engaged Visit Your Dealer*4

Displayed

Input

CAN

AWD warning ON and flashing request signal

4WD ECU assembly

A2, B3

Parking Brake Unavailable

Displayed

Input

CAN

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

A2, B3

Electronic Parking Brake Malfunction Visit Your Dealer

Displayed

Input

CAN

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

A2, B3

Radar Cruise Active Please Pay Attention to Other Vehicles

Displayed

Input

CAN

ACC display ID2 signal

ECM

A2, B3

LTA Unavailable Below Approx 50km/h

Displayed

Input

CAN

Speed condition failure text display signal

Forward recognition camera

A2, B3

LTC existence information signal

LTA Unavailable Below Approx 32MPH

Displayed

Input

CAN

Speed condition failure text display signal

Forward recognition camera

A2, B3

LTC existence information signal

LTA Unavailable at Current Speed

Displayed

Input

CAN

Speed condition failure text display signal

Forward recognition camera

A2, B3

Dynamic radar cruise control or lane tracing assist indicator

Displayed

Input

CAN

White line symbol left side signal

Forward recognition camera

A2, B3

White line symbol right side signal

Steering wheel symbol signal

ACC display ID2 signal

ECM

Engine Stopped Steering Power Low

Displayed

Input

CAN

Multi-information request signal

Power steering ECU assembly

A2, B3

Turn Off Vehicle

Displayed

Input

CAN

Smart system warning 2 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Would You Like to Take a Break?

Displayed

Input

CAN

SWS rest advisory display signal

Forward recognition camera

A2, B3

Please Take a Break

Displayed

Input

CAN

SWS rest advisory display signal

Forward recognition camera

A2, B3

Key Left inside Vehicle

Displayed

Input

CAN

Smart system warning 3 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Turn Lights Off*9

Displayed

Input

CAN

Driver door courtesy switch signal

Main body ECU (Multiplex network body ECU)

A2, B3

Lighting system state signal

Moon Roof Open*7

Displayed

Input

CAN

Slide roof open warning request signal

Main body ECU (Multiplex network body ECU)

A2, B3

Window Open

Displayed

Input

CAN

Power window open warning request signal

Main body ECU (Multiplex network body ECU)

A2, B3

Window / Moon Roof Open*7

Displayed

Input

CAN

Slide roof open warning request signal

Main body ECU (Multiplex network body ECU)

A2, B3

Power window open warning request signal

Depress Brake and Then Touch Key to Engine Switch

Displayed

Input

CAN

Smart system warning 1 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Depress Brake and Then Start Engine

Displayed

Input

CAN

Smart system warning 3 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Steering Wheel Lock Press Engine Switch while Turning Wheel

Displayed

Input

CAN

Smart system warning 1 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Brake Hold Malfunction Visit Your Dealer

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Less Effective during Icy Conditions

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Active Depress Brake and Switch to Deactivate

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Unavailable Driver Door Open

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Unavailable Driver Seat Belt Unbuckled

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Unavailable Hood or Trunk Open

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Depress Brake to Maintain Brake Hold

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Close Driver Door to Maintain Brake Hold

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Fasten Driver Seat Belt to Maintain Brake Hold

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Parking Brake Activated Release before Driving

Displayed

Input

CAN

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Unavailable

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Deactivated

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

Brake Hold Deactivated Parking Brake Automatically Applied

Displayed

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

A2, B3

AWD System Overheated 2WD Mode Engaged*4

Displayed

Input

CAN

AWD warning ON and flashing request signal

4WD ECU assembly

A2, B3

AWD System Overheated Switching to 2WD Mode*4

Displayed

Input

CAN

AWD warning ON and flashing request signal

4WD ECU assembly

A2, B3

Drive-Start Control Malfunction Visit Your Dealer

Displayed

Input

CAN

GOS multi-information request signal

ECM

A2, B3

ICS Malfunction Visit Your Dealer*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

Brake Override Malfunction Visit Your Dealer

Displayed

Input

CAN

BOS multi-information request signal

ECM

A2, B3

Parking Support Brake Malfunction Visit Your Dealer*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

Parking Support Brake Unavailable*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

Parking Support Brake Unavailable Remove the Dirt of Rear Camera*3

Displayed

Input

CAN

ICS multi-information signal

Clearance warning ECU assembly

A2, B3

Key Battery Low

Displayed

Input

CAN

Smart system warning 1 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Engine Oil Level Low Add or Replace

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Engine coolant temperature signal

Direct line

Engine oil level signal

Engine oil level sensor

Headlight System Malfunction Visit Your Dealer

Displayed

Input

CAN

AFS OFF indicator request signal*14

Headlight ECU sub-assembly LH

A2, B3

Headlight leveling indicator signal*1

LED headlight indicator signal*1

LED headlight indicator signal*12

Main body ECU (Multiplex network body ECU)

Smart beam indicator signal

RSA Malfunction Visit Your Dealer*17

Displayed

Input

CAN

TSR warning message signal

Forward recognition camera

A2, B3

Accelerator and Brake Pedals Depressed Simultaneously

Displayed

Input

CAN

BOS multi-information request signal

ECM

A2, B3

Tire pressure indicator (image display)

Displayed

Input

CAN

TPMS display request bit 0 signal

Main body ECU (Multiplex network body ECU)

A2, B3

Windshield Washer Fluid Low

Displayed

Input

Direct line

Washer fluid level signal

Level warning switch assembly

A2, B3

Fuel Low

Displayed

Input

CAN

Fuel level signal

Fuel sender gauge assembly

A2, B3

-

Output

CAN

Request GS search signal

Radio receiver assembly*8

Roads May Be Icy Drive with Care

Displayed

Input

CAN

Engine RPM data signal

ECM

A2, B3

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Ambient temperature display signal

Air conditioning amplifier assembly

Ambient temperature display whole number/decimal (0/0.5°C) signal

Traction Control Turned Off

Displayed

Input

CAN

Traction control off light signal

Brake actuator assembly (Skid control ECU)

A2, B3

Oil Maintenance Required Soon

Displayed

Input

CAN

Oil change indicator 2 signal

ECM

A2, B3

Maintenance Required Soon*2

Displayed

Input

CAN

Oil change indicator signal

ECM

A2, B3

Oil Maintenance Required Visit Your Dealer

Displayed

Input

CAN

Oil change indicator 2 signal

ECM

A2, B3

Maintenance Required Visit Your Dealer*2

Displayed

Input

CAN

Oil change indicator signal

ECM

A2, B3

To Activate Auto High Beam, Switch Headlights to High Beam

Displayed

Input

CAN

Smart beam advice signal

Main body ECU (Multiplex network body ECU)

A2, B3

A New Key has been Registered Contact Your Dealer for Details

Displayed

Input

CAN

Smart system warning 2 signal

Certification ECU (Smart key ECU assembly)

A2, B3

Depress Brake and Then Start Engine

Displayed

Input

CAN

Smart system warning 1 signal

Certification ECU (Smart key ECU assembly)

A2, B3

VSC Turned Off Pre-Collision Brake System Unavailable

Displayed

Input

CAN

PB temporary unusable condition text display signal

Forward recognition camera

A2, B3

VSC OFF light signal

Brake actuator assembly (Skid control ECU)

Pre-Collision System Unavailable

Displayed

Input

CAN

PCS temporary unusable condition text display signal

Forward recognition camera

A2, B3

High Power Consumption Partial Limit On AC/Heater Operation

Displayed

Input

CAN

A/C load limitation warning signal

Air conditioning amplifier assembly

A2, B3

Pre-Collision System Unavailable

Displayed

Input

CAN

PCS temperature message (Radar) signal

Forward recognition camera

A2, B3

Pre-Collision System Unavailable Clean Sensor

Displayed

Input

CAN

PCS dust message (Radar) signal

Forward recognition camera

A2, B3

Pre-Collision System Off

Displayed

Input

CAN

PCS warning message signal

Forward recognition camera

A2, B3

PCS warning distance unusable condition text display signal

PCS distance warning signal

PCS ped warning signal

PCS preceding vehicle start notification signal

Automatic Mode On Shift Operation Sets or Releases Parking Brake

Displayed

Input

Direct line

EPB warning 2 signal

Brake actuator assembly (Skid control ECU)

A2, B3

Automatic Mode Off

Displayed

Input

Direct line

EPB warning 2 signal

Brake actuator assembly (Skid control ECU)

A2, B3

Each door open (vehicle stopped, engine switch off)

Displayed

Input

CAN

Driver door courtesy switch signal

Main body ECU (Multiplex network body ECU)

A2, B3

Front passenger door courtesy switch signal

Rear right door courtesy switch signal

Rear left door courtesy switch signal

Back door courtesy switch signal

Hood courtesy switch signal

Steering wheel signal

Clearance sonar temporary mute operation guide (image display)*3

Displayed

Input

CAN

Clearance sonar mute switch input signal

Clearance warning ECU assembly

A2, B3

-

Output

CAN

Clearance sonar mute switch input signal

Clearance warning ECU assembly

  • *1: w/ Automatic Headlight Beam Level Control System
  • *2: w/ Scheduled Maintenance Required Reminder
  • *3: w/ Intelligent Clearance Sonar System
  • *4: for AWD
  • *5: w/ Manual (SOS) Switch
  • *6: for TFT Meter Type
  • *7: w/ Sliding Roof System or Panoramic Moon Roof System
  • *8: w/ Navigation System
  • *9: w/ Light Reminder Warning
  • *10: w/o Adaptive Variable Suspension System
  • *11: w/ Adaptive Variable Suspension System
  • *12: w/o Automatic Headlight Beam Level Control System
  • *13: w/ Blind Spot Monitor System
  • *14: w/ AFS (Adaptive Front-lighting System)
  • *15: w/ Road Sign Assist System

(d) Buzzer

Item

Condition

Input/Output

Communication line

Signal

Component

Seat belt warning (for Driver side) buzzer

Sounds intermittently (Maximum 5 times)

Input

CAN

Driver seat belt buckle switch signal

Main body ECU (Multiplex network body ECU)

Sounds once/Sounds intermittently

Input

CAN

Driver seat buckle switch signal

Main body ECU (Multiplex network body ECU)

Parking brake switch signal

Shift position P signal

ECM

Shift position R signal

Restart while driving notification buzzer

Sounds continuously

Input

CAN

Smart system warning 2 signal

Certification ECU (Smart key ECU assembly)

Engine switch operation while driving warning buzzer

Sounds intermittently

Input

CAN

Buzzer request signal

Certification ECU (Smart key ECU assembly)

Seat belt warning (for Front passenger side) buzzer

Sounds once/Sounds intermittently

Input

CAN

Parking brake switch signal

Main body ECU (Multiplex network body ECU)

Shift position P signal

ECM

Shift position R signal

Front passenger seat occupant detection status signal

Airbag sensor assembly

Front passenger seat belt buckle switch detection status signal

Seat belt warning (for Rear seat) buzzer

Sounds intermittently

Input

CAN

Parking brake switch signal

Main body ECU (Multiplex network body ECU)

Rear right door courtesy switch signal

Rear left door courtesy switch signal

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Shift position P signal

ECM

Shift position R signal

Direct line

Rear No. 1 left seat belt buckle switch signal

Rear seat inner belt assembly LH

Rear No. 1 right seat belt buckle switch signal

Rear seat 3 point type belt assembly RH

Rear center seat belt buckle switch signal

Rear center seat inner belt assembly*3

Rear No. 2 left seat belt buckle switch signal

Rear No. 2 seat inner belt assembly LH*2

Rear No. 2 right seat belt buckle switch signal

Rear No. 2 seat inner belt assembly RH*2

Lane tracing alert cancel buzzer

Sounds twice

Input

CAN

Lane departure alert cancel buzzer signal

Forward recognition camera

Emergency stop buzzer

Sounds continuously

Input

CAN

Buzzer request signal

Certification ECU (Smart key ECU assembly)

Vehicle roll-away notification buzzer

Sounds once/Sounds intermittently

Input

CAN

Engine stall buzzer signal

ECM

Brake fluid low warning buzzer

Sounds intermittently

Input

CAN

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Direct line

Brake fluid level warning switch signal

Brake master cylinder reservoir assembly (Brake fluid level warning switch)

Oil pressure warning buzzer

Sounds intermittently

Input

CAN

Engine RPM data signal

ECM

Direct line

Engine oil pressure signal

Engine oil pressure switch assembly

EPS warning buzzer

Sounds once/Sounds intermittently

Input

CAN

Demand buzzer to meter signal

Power steering ECU assembly

Lane tracing alert warning buzzer

Sounds intermittently

Input

CAN

LDW buzzer signal

Forward recognition camera

Engine coolant temperature warning buzzer

Sounds once

Input

CAN

Engine coolant temperature signal

ECM

Smart key warning buzzer

Sounds intermittently

Input

CAN

Meter buzzer intermittence request signal

Certification ECU (Smart key ECU assembly)

Sounds intermittently (Maximum 9 times)

Input

CAN

Meter buzzer intermittent request (0.7 sec. cycle) signal

Sounds once

Input

CAN

Meter buzzer single-shot request signal

Sounds continuously

Input

CAN

Meter buzzer continuation request signal

P shift operation advice buzzer

Sounds once

Input

CAN

Buzzer request signal

Certification ECU (Smart key ECU assembly)

Multi-information display warning buzzer

Sounds once

Input

CAN

Multi-information display warning signal

Related ECUs

Direct line

Electric parking brake cancel buzzer

Sounds twice

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

Brake hold control non-cancellation warning buzzer

Sounds twice

Input

CAN

Brake hold information control flag signal

Brake actuator assembly (Skid control ECU)

Radar cruise control low speed cancel buzzer

Sounds twice

Input

CAN

Low speed cancel buzzer request signal

ECM

Low speed range of the vehicle in front buzzer

Sounds four times

Input

CAN

Low speed zone leading vehicle lost buzzer signal

ECM

Lane tracing alert hands-free caution buzzer

Sounds intermittently

Input

CAN

Hands-free caution text display signal

Forward recognition camera

Immobiliser key identification completion buzzer

Sounds once

Input

CAN

Immobiliser key identification completion signal

Certification ECU (Smart key ECU assembly)

Driving with parking brake unreleased warning buzzer

Sounds intermittently

Input

CAN

EPB multi-information display signal

Brake actuator assembly (Skid control ECU)

Driving with door open warning buzzer

Sounds intermittently

Input

CAN

Driver door courtesy switch signal

Main body ECU (Multiplex network body ECU)

Front passenger door courtesy switch signal

Rear right door courtesy switch signal

Rear left door courtesy switch signal

Back door courtesy switch signal

Hood courtesy switch signal

Vehicle speed (SP1) signal

Brake actuator assembly (Skid control ECU)

Unsteady driving alert buzzer

Sounds twice

Input

CAN

SWS buzzer request signal

Forward recognition camera

Sports shift reject buzzer

Sounds twice

Input

CAN

Reject buzzer signal

ECM

Light reminder buzzer*1

Sounds continuously

Input

CAN

Lighting system state signal

Main body ECU (Multiplex network body ECU)

Driver door courtesy switch signal

Vehicle sway warning buzzer

Sounds twice

Input

CAN

SWS buzzer request signal

Forward recognition camera

Road sign assist buzzer*6

Sounds intermittently

Input

CAN

Buzzer request of permanent area signal

Forward recognition camera

Buzzer request of driving assist system information tab signal

Engine malfunction buzzer

Sounds once

Input

CAN

Engine malfunction buzzer signal

ECM

Turn signal flasher buzzer

Sounds intermittently

Input

CAN

Flasher request signal

Main body ECU (Multiplex network body ECU)

PBD hazard request signal

Multiplex network door ECU*4

Hazard light activation request signal

DCM (Telematics transceiver)*5

Direct line

LH turn signal switch signal

Headlight dimmer switch assembly

RH turn signal switch signal

Hazard warning switch signal

Radio receiver assembly (Hazard warning signal switch)

  • *1: w/ Light Reminder Warning
  • *2: w/ Rear No. 2 Seat
  • *3: for 60/40 Split Seat Type
  • *4: w/ Power Back Door System
  • *5: w/ Manual (SOS) Switch
  • *6: w/ Road Sign Assist System

(e) Others

Item

Condition

Input/Output

Communication line

Signal

Component

Speed signal for direct line

-

Input

Direct line

Vehicle speed pulse input signal

Brake actuator assembly (Skid control ECU)

Output

Direct line

Vehicle speed pulse output signal

Related ECUs

Meter illumination

Illumination level

Input

CAN

Illuminance data signal

Main body ECU (Multiplex network body ECU)

Auto dimmer signal

Taillight request signal

Parked condition signal

Panel lighting request signal

Direct line

Illumination level signal

Trip switch assembly

-

Output

CAN

Rheostat duty signal

Related ECUs

Lounge illumination off signal

Tail cancel signal

Direct line

Illumination level output signal

MULTI-INFORMATION DISPLAY FLOW CHART

*a

Conditions are met

*b

Conditions are not met

*c

If there are multiple display requests, items will be displayed in sequence

*d

Item or display is selected by operating the steering pad switch

*e

Odometer display is displayed for a certain period of time after the engine switch is turned off

*f

After engine switch is turned on (IG)

DESCRIPTION OF WARNING DISPLAYS

Priority

System name/(Vehicle Function)

Master Warning Light

○: Comes on

●: Blinks

Buzzer (*1)

Display

Level

1

Dynamic torque control AWD system

-

-

AWD TEST MODE

Caution

(Chassis dynamometer mode)

-

-

CDY-2

Caution

-

-

CDY-4

Caution

Lane control system

-

-

ADJUSTING FORWARD CAMERA

Caution

Dynamic radar cruise control system

-

-

ADJUSTING FRONT RADAR BEAM

Caution

Pre-collision system

-

-

ERROR ADJUSTING FRONT RADAR BEAM

Caution

-

-

ADJUSTING FRONT RADAR BEAM VERTICAL

Caution

-

-

ADJUSTING FRONT RADAR BEAM HORIZONTAL

Caution

-

-

CHECKING PCS BRAKE

Caution

Dynamic radar cruise control system

-

-

CHECKING CRUISE CONTROL BRAKE

Caution

Intelligent clearance sonar system

-

-

WRITE ZERO-POINT OF STEERING ANGLE

Caution

-

-

END OF ADJUSTMENT

Caution

-

-

MEMORY ERROR

Caution

Lighting system

-

-

Headlight System Uninitialized Visit Your Dealer

Advisory

Pre-collision system

-

-

BRAKE!

Warning

Smart access system with push-button start

*

Push and Hold Engine Switch for Emergency Stop

Warning

*

Shift to N and Press Engine Switch to Restart

Caution

(Vehicle roll-away warning)

*

Engine Stopped Shift to P

Caution

*

Engine Stopped Stop in a Safe Place

Caution

*

Engine Stopped Press Brake Firmly to Restart

Caution

2

Dynamic radar cruise control system

-

-

Dynamic radar cruise control system warning (image display)

Warning

Vehicle stability control system

Braking Power Low Stop in a Safe Place See Owner's Manual

Warning

Intelligent clearance sonar system

Switch to Brake

Caution

BRAKE!

Caution

Object Detected Acceleration Reduced

Caution

Smart access system with push-button start

Shift to P Before Exiting Vehicle

Caution

3

(Each door warning (vehicle being driven))

*

Each door open (vehicle being driven) (image display)

Caution

(Each door warning (vehicle stopped, engine switch on (IG))

-

-

Each door open (vehicle stopped) (image display)

Caution

Intuitive parking assist system (w/ Intelligent Clearance Sonar System)

-

-

Clearance sonar detection (image display)

Caution

Parking Assist Malfunction Visit Your Dealer

Caution

Parking Assist Unavailable Clean Parking Assist Sensor

Caution

Parking Assist Unavailable

Caution

Blind spot monitor system

Rear Cross Traffic Alert Malfunction Visit Your Dealer

Caution

Rear Cross Traffic Alert Unavailable

Caution

4

SFI system

Check Fuel Cap

Caution

Smart access system with push-button start

-

-

Power Turned Off to Save Battery

Caution

5

Electrical parking brake system

EPB can't be Released Close Door and Fasten Your Seatbelt

Caution

6

Smart access system with push-button start

*

Shift to P Before Exiting Vehicle

Caution

7

Power steering system

●/○

*

Power Steering Malfunction Steering Power Low Visit Your Dealer

Caution

●/○

*

Steering Power Low Visit Your Dealer

Caution

*

Power Steering Malfunction Visit Your Dealer

Caution

Electric parking brake system

*

Release Parking Brake

Caution

Vehicle May Roll Shift to P

Caution

Vehicle stability control system

Brake Hold Fault Depress Brake to Deactivate Visit Your Dealer

Caution

Brake Hold Warning Depress Brake on Slope

Caution

Wiper and washer system

Wiper System Malfunction Visit Your Dealer

Caution

Electric parking brake system

EPB Activation Stopped Incompletely

Caution

Smart access system with push-button start

-

*

Key Not Detected Check Key Location

Caution

Electric parking brake system

-

*

Release Parking Brake while Depressing Brake

Caution

Drive start control system

Release Accelerator

Caution

8

Lane control system

-/○

-/*

LTA Hold Steering Wheel

Caution

-

LTA Steering Assist Unavailable Hold Steering Wheel

Caution

Electric parking brake system

*

Parking Brake Overheated Parking Brake Unavailable

Caution

9

SFI system

-

Check Engine Visit Your Dealer

Caution

-

Check Engine Reduced Engine Power Visit Your Dealer

Caution

-

Reduced Engine Power Visit Your Dealer

Caution

-

Engine Maintenance Required Visit Your Dealer

Caution

Airbag system

SRS Airbag System Malfunction Visit Your Dealer

Caution

Vehicle stability control system

-

Antilock Brake System Malfunction Visit Your Dealer

Caution

SFI system

-

Engine Coolant Temp High Stop in a Safe Place See Owner's Manual

Caution

Charging system

-

-

Charging System Malfunction See Owner's Manual

Caution

Dynamic radar cruise control system

Radar Cruise Control Unavailable See Owner's Manual

Caution

Radar Cruise Control Unavailable

Caution

-

-

Radar Cruise Control Unavailable Depress Brake to Resume Driving

Caution

Smart access system with push-button start

*

Access System with Elec. Key Malfunction See Owner's Manual

Caution

Blind spot monitor system

Blind Spot Monitor Unavailable

Caution

Dynamic radar cruise control system

Cruise Control Malfunction Visit Your Dealer

Caution

Cruise Control Fault Press Brake to Deactivate Visit Your Dealer

Caution

Lane control system

LTA Malfunction Visit Your Dealer

Caution

Front camera system

-

-

Front Camera System Unavailable

Caution

Lane control system

LTA Unavailable

Caution

-

-

LTA Turned On Steering Assist Active

Advisory

-

-

LTA Turned On Steering Assist Inactive

Advisory

Front camera system

-

-

Front Camera Unavailable See Owner's Manual

Advisory

9

Pre-collision system

Pre-Collision System Malfunction Visit Your Dealer

Caution

Blind spot monitor system

Blind Spot Monitor System Malfunction Visit Your Dealer

Caution

(Engine oil pressure switch assembly)

*

Oil Pressure Low Stop in a Safe Place See Owner's Manual

Caution

Automatic transaxle system

Transmission Fluid Temp High See Owner's Manual

Caution

Dynamic torque control AWD system

AWD System Malfunction 2WD Mode Engaged Visit Your Dealer

Caution

Electric parking brake system

Parking Brake Unavailable

Caution

Electronic Parking Brake Malfunction Visit Your Dealer

Caution

Dynamic radar cruise control system

-

-

Radar Cruise Active Please Pay Attention to Other Vehicles

Caution

Lane control system

-

-

LTA Unavailable Below Approx 50 km/h

Advisory

-

-

LTA Unavailable Below Approx 32 MPH

Advisory

-

-

LTA Unavailable at Current Speed

Advisory

10

Dynamic radar cruise control system

-

-

Dynamic radar cruise control indicator

-

Power steering system

*

Engine Stopped Steering Power Low

Caution

Smart access system with push-button start

●/-

*

Turn Off Vehicle

Caution

Lane control system

-

*

Would You Like to Take a Break?

Advisory

-

*

Please Take a Break

Advisory

Front camera system

-

-

Vehicle Ahead Moving

Advisory

Pre-collision system

Smart access system with push-button start

-

-

Key Left inside Vehicle

Caution

Lighting system

*

Turn Lights Off

Caution

Sliding roof system

Moon Roof Open

Caution

Panoramic moon roof system

Power window control system

Window Open

Caution

Power window control system

Window / Moon Roof Open

Caution

Panoramic moon roof system

Sliding roof system

Smart access system with push-button start

-

*

Depress Brake and Then Touch Key to Engine Switch

Caution

-

-/*

Depress Brake and Then Start Engine

Caution

11

Steering lock system

*

Steering Wheel Lock Press Engine Switch while Turning Wheel

Caution

Vehicle stability control system

Brake Hold Malfunction Visit Your Dealer

Caution

Brake Hold Less Effective during Icy Conditions

Caution

-

*

Brake Hold Active Depress Brake and Switch to Deactivate

Caution

-

*

Brake Hold Unavailable Driver Door Open

Caution

-

*

Brake Hold Unavailable Driver Seat Belt Unbuckled

Caution

-

*

Brake Hold Unavailable Hood or Trunk Open

Caution

-

*

Depress Brake to Maintain Brake Hold

Caution

-

*

Close Driver Door to Maintain Brake Hold

Caution

-

*

Fasten Driver Seat Belt to Maintain Brake Hold

Caution

Electric parking brake system

-

*

Parking Brake Activated Release before Driving

Caution

Vehicle stability control system

-

*

Brake Hold Unavailable

Caution

-

Brake Hold Deactivated

Caution

-

Brake Hold Deactivated Parking Brake Automatically Applied

Caution

Dynamic torque control AWD system

AWD System Overheated 2WD Mode Engaged

Caution

AWD System Overheated Switching to 2WD Mode

Caution

Drive start control system

Drive-Start Control Malfunction Visit Your Dealer

Caution

Brake override system

Brake Override Malfunction Visit Your Dealer

Caution

Intelligent clearance sonar system

Parking Support Brake Malfunction Visit Your Dealer

Caution

-

Parking Support Brake Unavailable

Caution

-

Parking Support Brake Unavailable Remove the Dirt of Rear Camera

Caution

12

Smart access system with push-button start

-

*

Key Battery Low

Caution

(Engine oil level sensor)

-

-

Engine Oil Level Low Add or Replace

Advisory

Automatic high beam system

Headlight System Malfunction Visit Your Dealer

Caution

Automatic headlight beam level control system

AFS (Adaptive front-lighting system)

Lighting system

Intelligent clearance sonar system

ICS Malfunction Visit Your Dealer

Caution

Brake override system

-

Accelerator and Brake Pedals Pressed Simultaneously

Advisory

Tire pressure warning system

-

-

Tire pressure indicator (image display)

Advisory

13

(Windshield washer fluid warning)

-

-

Windshield Washer Fluid Low

Advisory

(Fuel level warning)

-

-

Fuel Low

Advisory

(Ice warning)

-

Roads May Be Icy Drive with Care

Advisory

Vehicle stability control system

-

-

Traction Control Turned Off

Caution

(Oil maintenance)

-

-

Oil Maintenance Required Soon

Advisory

(Scheduled maintenance)

-

-

Maintenance Required Soon

Advisory

(Oil maintenance)

-

-

Oil Maintenance Required Visit Your Dealer

Advisory

(Scheduled maintenance)

-

-

Maintenance Required Visit Your Dealer

Advisory

Automatic high beam system

-

-

To Activate Auto High Beam, Switch Headlights to High Beam

Advisory

Smart access system with push-button start

-

-

A New Key has been Registered Contact Your Dealer for Details

Caution

-

-

Depress Brake and Then Start Engine

Caution

Pre-collision system

-

-

VSC Turned Off Pre-Collision Brake System Unavailable

Advisory

-

-

Pre-Collision System Unavailable

Advisory

Intelligent clearance sonar system

-

ICS Unavailable

Advisory

Air conditioning system

-

High Power Consumption Partial Limit On AC/Heater Operation

Advisory

Pre-collision system

-

-

Pre-Collision System Unavailable

Advisory

-

-

Pre-Collision System Unavailable Clean Sensor

Advisory

-

-

Pre-Collision System Off

Advisory

Electric parking brake system

-

Automatic Mode On Shift Operation Sets or Releases Parking Brake

Advisory

-

Automatic Mode Off

Advisory

(Each door open (vehicle stopped, engine switch off))

-

-

Each door open (vehicle stopped, engine switch off)

Caution

Intelligent clearance sonar system

-

-

Clearance sonar temporary mute operation guide (image display)

Caution

  • *: An exclusive buzzer sounds depending on condition
  • *1: Buzzers that are linked with the master warning light
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    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

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