Diagnosis Procedure

UNIFIED METER AND A/C AMP.


Diagnosis Procedure

1.INSPECTION BY FAIL-SAFE FUNCTION
1. Turn the ignition switch ON.
2. After approximately 30 seconds, check that the air conditioning is operated by the fail-safe function (the operation display of air conditioning is not performed). Unified Meter and A/C Amp.
Is the fail-safe function operated?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK UNIFIED METER AND A/C AMP. POWER SUPPLY CIRCUIT AND GROUND
Check unified meter and A/C amp. power supply circuit and ground circuit. .
Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace parts according to the inspection results.
3.CHECK PRESET SWITCH
Check preset switch. Symptom Table Base Audio Without Rear View Camera (BASE AUDIO WITHOUT REAR VIEW CAMERA), Symptom Table Base Audio With Rear View Camera (BOSE AUDIO WITH REAR VIEW CAMERA), Symptom Table Bose Audio Without Navigation (BOSE
AUDIO WITHOUT NAVIGATION) or Symptom Table Bose Audio With Navigation (BOSE AUDIO WITH NAVIGATION).
Is the inspection result normal?
YES - Replace unified meter and A/C amp.
NO - Repair or replace malfunctioning part.