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TROUBLE DIAGNOSIS ATC-57 C D E F G H I K L M A B ATC Revision: 2004 November 2004 Murano CHECKING AUTO MODE 1. Press AUTO switch and A/C switch. 2. Display should indicate AUTO. ● Confirm that the compressor clutch engages (sound or visual If NG, go to trouble diagnosis procedure for and Ground Circuit for Auto Amp." , then if necessary, trouble diag- nosis procedure for ATC-78, "Magnet Clutch Circuit" If all operational checks are OK (symptom cannot be duplicated), go GI-26, "How to Perform Efficient Diagnosis for an Electrical Incident" and perform tests as outlined to simulate driving conditions environment. If symptom appears, refer and perform applicable trouble diagnosis procedures. Power Supply and Ground Circuit for Auto Amp. AJS000Z5 SYMPTOM: A/C system does not come on. INSPECTION FLOW RJIA1771E *1 ATC-58, "DIAGNOSTIC PROCE- *2 *3 AV-93, "Trouble Diagnosis Chart by *4 AV-159, "A/C and AV Switch Self- RJIA1772E |