On Is Not Displayed When Pressing Rear Window Defogger Switch But It Operates

ON IS NOT DISPLAYED WHEN PRESSING REAR WINDOW DEFOGGER SWITCH BUT IT IS OPERATED

Diagnosis Procedure


1. CHECK AV CONTROL UNIT FUNCTION

Check that the AV control unit is operating normally.
Base audio without rear view camera Without Rear View Camera.
Base audio with rear view camera With Rear View Camera.
BOSE audio without navigation Without Navigation.
BOSE audio with navigation With Navigation.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace the malfunctioning parts.

2. CONFIRM THE OPERATION

Confirm the operation again.
Is the inspection result normal?
YES- Check intermittent incident. Intermittent Incident.
NO- GO TO 1.