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.