Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Vehicle Speed Sensor (B2415)

DESCRIPTION

The No. 1 headlight ECU sub-assembly LH receives speed signals from the skid control ECU (brake actuator assembly) via CAN communication and performs light control.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

B2415

Vehicle Speed Sensor

  • The engine switch is on (IG).
  • Wheel speed sensor invalid signals are continuously received from the skid control ECU (brake actuator assembly)
  • 5 seconds or more

Vehicle stability control system

No. 1 headlight ECU sub-assembly LH

WIRING DIAGRAM

PROCEDURE

1.

CONFIRM MODEL

(a) Choose the model to be inspected.

Result

Proceed to

for Multiple Beam Headlight

A

for Single Beam Headlight

B

B

GO TO STEP 4

A

2.

CLEAR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / AFS / Trouble Codes.

(e) Clear the DTCs.

Body Electrical > AFS > Clear DTCs
NEXT

3.

CHECK FOR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Wait 10 seconds or more.

(d) Turn the Techstream on.

(e) Enter the following menus: Body Electrical / AFS / Trouble Codes.

(f) Check for DTCs.

Body Electrical > AFS > Trouble Codes

OK:

DTC B2415 is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

GO TO VEHICLE STABILITY CONTROL SYSTEM

4.

CLEAR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes.

(e) Clear the DTCs.

Body Electrical > HL AutoLeveling > Clear DTCs
NEXT

5.

CHECK FOR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Wait 10 seconds or more.

(d) Turn the Techstream on.

(e) Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes.

(f) Check for DTCs.

Body Electrical > HL AutoLeveling > Trouble Codes

OK:

DTC B2415 is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

GO TO VEHICLE STABILITY CONTROL SYSTEM

    Steering Position Sensor (B2414)
    DESCRIPTION The No. 1 headlight ECU sub-assembly LH receives steering angle signals from the steering sensor via CAN communication and performs light control. DTC No. Detection Item DTC Detecti ...

    Height Control Sensor (B2416,B241A)
    DESCRIPTION The No. 1 headlight ECU sub-assembly LH determines the vehicle height and performs automatic headlight beam level control based on signals from the rear height control sensor sub-assembly ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Amplifier Antenna (w/o Rear No. 2 Seat): Components
    COMPONENTS ILLUSTRATION *1 BACK DOOR LOCK COVER *2 BACK DOOR TRIM BASE *3 BACK DOOR TRIM COVER LH *4 BACK DOOR TRIM COVER RH *5 BACK DOOR TRIM PANEL ASSEMBLY *6 BACK WINDOW UPPER PANEL TRIM *7 DOOR PULL HANDLE *8 NO. 1 AMPLIFIER ANTENNA ASSEMBLY *9 NO. 1 ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle System: Input/Turbine Speed Sensor "B" Circuit Short to Battery (P276512,P276514,P276531)
    DESCRIPTION The transmission revolution sensor (NC3) detects the automatic transmission No. 3 clutch drum rotation speed. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P276512 Input/Turbine Speed Sensor "B" Circuit Short to Battery 1. Diagnosis Co ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2025 Copyright www.lexusrx.net
    0.0141