Navigation System Panel Switches Do Not Function

Body Electrical. Lexus Is250, Is220D. Gse20 Ale20
Navigation. Lexus Is250, Is220D. Gse20 Ale20

INSPECTION PROCEDURE

CHECK PANEL SWITCH

CHECK PANEL SWITCH (DISPLAY CHECK MODE)

NAVIGATION SYSTEM - Panel Switches do not Function


INSPECTION PROCEDURE

1.CHECK PANEL SWITCH

  1. Check for foreign matter around the switches that might prevent operation.

    OK:
    No foreign matter is found.


NG
REMOVE FOREIGN OBJECT
OK


2.CHECK PANEL SWITCH (DISPLAY CHECK MODE)
Lexus Is250, Is220D. Gse20 Ale20

  1. Enter the "Display Check" mode (Panel Switch Check) (Click here).

  1. Operate the abnormal switch and check if the switch name and status are correctly displayed.

    OK:
    The switch name and status are correctly displayed as operated.


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

REPLACE MULTI-DISPLAY