Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Customize Parameters

Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual / Vehicle Exterior / Lighting (ext) / Lighting System (w/ Automatic Headlight Beam Level Control System) / Customize Parameters

CUSTOMIZE PARAMETERS

CUSTOMIZE LIGHTING SYSTEM (EXT)

NOTICE:

  • When the customer requests a change in a function, first make sure that the function can be customized.
  • Be sure to make a note of the current settings before customizing.
  • When troubleshooting a function, first make sure that the function is set to the default setting.

HINT:

The following items can be customized.

(a) Customizing with the Techstream

(1) Connect the Techstream to the DLC3.

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

(3) Turn the Techstream on.

(4) Enter the following menus: Customize Setting / Light Control, Warning or Illuminated Entry.

(5) Select the setting by referring to the table below.

Light Control

Tester Display

Description

Default

Setting

ECU

Disp Ex ON Sen

Changes the ambient brightness level required to dim the lights such as the indicator lights of the combination meter, A/C indicator light and clock.*A

NORMAL

000:NORMAL,001:DARK2,010:DARK1,011:LIGHT1,100:LIGHT2

Main Body ECU (Multiplex Network Body ECU)

Disp Ex OFF Sen

Changes the ambient brightness level required to cancel the dimming of the lights such as the indicator lights of the combination meter, A/C indicator light and clock.*B

NORMAL

000:NORMAL,001:DARK2,010:DARK1,011:LIGHT1,100:LIGHT2

Main Body ECU (Multiplex Network Body ECU)

Light Auto OFF Delay

Keeps the headlights on for a certain period of time after turning the engine switch off and closing all of doors with the low beam headlights on.

30 s

00:OFF,01:30 s,10:60 s,11:90 s

Main Body ECU (Multiplex Network Body ECU)

Sensitivity

Adjusts the sensitivity of the automatic light control system.*C

Normal

000:Normal,001:Dark2,010:Dark1,011:Light1,100:Light2

Main Body ECU (Multiplex Network Body ECU)

DRL Function

Turns the DRL function on/off.*1

ON

0:OFF,1:ON

Main Body ECU (Multiplex Network Body ECU)

Light up Clearance Lights at Door Unlock Function

Turns on the parking lights and the taillights for 15 seconds when the doors are unlocked by the smart key or the wireless key.

ON

0:OFF,1:ON

Main Body ECU (Multiplex Network Body ECU)

AFS Function

Turns the AFS function on/off.*2

ON

0:ON,1:OFF

No. 1 headlight ECU sub-assembly LH

Headlight in Conjunction with Wiper

Turns the low beam headlights on/off according to wiper operation.

ON

0:OFF,1:ON

Main Body ECU (Multiplex Network Body ECU)
  • *1: for vehicles with customize setting "DRL Function"
  • *2: w/ AFS

HINT:

The sensitivity adjustment may be difficult to confirm. Check by driving the vehicle.

  • *A
  • *B
  • *C
Warning

Tester Display

Description

Default

Setting

ECU

Lane Change Flashing Times Adjust

Function to change the lane change flashing times.

3

$00:OFF,$01:3,$02:4,$03:5,$04:6,$05:7

Combination Meter Assembly
Illuminated Entry

Tester Display

Description

Default

Setting

ECU

Mirr-Foot-Lgt Approached/Exterior Light Approached

Lights up the outside handle foot lights when a key enters any actuation area around the doors.

ON

0:OFF,1:ON

Main Body ECU (Multiplex Network Body ECU)

Mirr-Foot-Lgt Unlocked/Exterior Light Unlocked

Lights up outside handle foot lights when doors are unlocked using a mechanical key or door control transmitter.

ON

0:OFF,1:ON

Main Body ECU (Multiplex Network Body ECU)

Mirror Foot Light Time/Exterior Light Time

Changes the lighting time of the outside handle foot lights.

15 s

00:15 s,01:7.5 s,10:30 s,11:0 s

Main Body ECU (Multiplex Network Body ECU)

Exterior Light Control

Changes the outside handle foot light control.

ON

0:OFF,1:ON

Main Body ECU (Multiplex Network Body ECU)

2 Steps Fade Out Control Function

Changes the 2 steps fade out control function of the outside handle foot light control.

ON

0:OFF,1:ON

Main Body ECU (Multiplex Network Body ECU)

Exterior Light (Door Open)

Changes the door open control function of the outside handle foot light control.

ON

0:OFF,1:ON

Main Body ECU (Multiplex Network Body ECU)

(b) Customizing with the multi-display

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

(2) Enter the following menus: MENU / Setup / Vehicle / Vehicle Customization / Lights Settings.

(3) Select the setting by referring to the table below.

Display

Default

Content

Setting

Relevant ECU

Headlights Auto-on Sensitivity

0

Adjusts the sensitivity of the automatic light control system.*A

-2, -1, 0, +1 or +2

Main Body ECU (Multiplex Network Body ECU)

Headlights Auto-off Timer

30 sec.

Keeps the headlights on for a certain period of time after turning the engine switch off and closing all of doors with the low beam headlights on.

Off, 30 sec., 60 sec. or 90 sec.

Main Body ECU (Multiplex Network Body ECU)

Daytime Running Lights*

On

Turns the DRL function on/off.

On or Off

Main Body ECU (Multiplex Network Body ECU)

Exterior Lights Auto-off Timer

15 sec.

Changes the lighting time of the outside handle foot lights.

Off, 7.5 sec., 15 sec. or 30 sec.

Main Body ECU (Multiplex Network Body ECU)
  • *: for vehicles with customize setting "Daytime Running Lights"

HINT:

The sensitivity adjustment may be difficult to confirm. Check by driving the vehicle.

  • *A
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