NOTE:
Before starting diagnosis, check if the symptom is applicable to the “Symptom by normal operation”. Refer to
Description
.
1.CHECK A/C AUTO AMP. CONNENCTION RECOGNITION SIGNAL CIRCUIT
Perform the A/C auto amp. connenction recognition signal circuit inspection. Refer to
Diagnosis Procedure
.
Is the inspection result normal?
YES
>>
GO TO 2.
NO
>>
Repair the harnesses or connectors.
2.CHECK AMBIENT SENSOR SIGNAL CIRCUIT
Perform the ambient sensor signal circuit inspection. Refer to
Diagnosis Procedure
.
Is the inspection result normal?
YES
>>
GO TO 3.
NO
>>
Repair the harnesses or connectors.
3.CHECK AMBIENT SENSOR
Perform the unit inspection of ambient sensor. Refer to
Component Inspection
.
Is the inspection result normal?
YES
>>
Replace the combination meter.
NO
>>
Replace the ambient sensor.