Lexus IS250 · Service Manual BODY ELECTRICAL

Illumination for Panel Switch does not Come on with Tail Switch ON

Circuit diagnosis

INSPECTION PROCEDURE


1. CHECK VEHICLE SIGNAL (DISPLAY CHECK MODE)
E120054E01
  1. Enter the "Display Check" mode (Vehicle Signal Check Mode) (Click here).

  1. Check that the display changes between ON and OFF according to the light control switch operation.

    OK:
    Light Control Switch
    Display
    TAIL or ON
    ON
    OFF
    OFF

    HINT:
    This display is updated once per second. As a result, it is normal for the display to lag behind the actual change in the switch.



NG
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
OK

REPLACE MULTI-DISPLAY


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