Checking Auto Mode
WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
- Press AUTO switch.
- Display should indicate AUTO.
- If ambient temperature is warm, and selected temperature is cool, confirm that the compressor clutch engages (sound or visual inspection). (Discharge air and blower speed will depend on ambient, in-vehicle, and set temperatures.)
If NG, go to trouble diagnosis procedure for "POWER SUPPLY AND GROUND CIRCUIT FOR FRONT AIR CONTROL ", then if necessary, trouble diagnosis procedure for "MAGNET CLUTCH CIRCUIT ".
If all operational checks are OK (symptom cannot be duplicated), go to malfunction Simulation Tests in "HOW TO PERFORM TROUBLE DIAGNOSIS FOR QUICK AND ACCURATE REPAIR " and perform tests as outlined to simulate driving conditions environment. If symptom appears. Refer to "HOW TO PERFORM TROUBLE DIAGNOSIS FOR QUICK AND ACCURATE REPAIR ", "SYMPTOM TABLE " and perform applicable trouble diagnosis procedures.