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MAGNET CLUTCH HAC-69 < COMPONENT DIAGNOSIS > [AUTOMATIC AIR CONDITIONER] C D E F G H J K L M A B HAC N O P SYMPTOM: Magnet clutch does not engage when A/C switch is ON. 1. CHECK INTAKE AND AMBIENT SENSOR CIRCUITS Check intake and ambient sensors. Refer to HAC-23, "A/C and AV Switch Assembly Self-Diagnosis" Is the inspection result normal? YES >> GO TO 2. NO >> • Malfunctioning intake sensor. Refer to HAC-83, "Intake Sensor Diagnosis Procedure" . • Malfunctioning ambient sensor. Refer to HAC-75, "Ambient Sensor Diagnosis Procedure" 2. PERFORM AUTO ACTIVE TEST PCS-14, "CONSULT - III Function (IPDM E/R)" . Does magnet clutch operate? YES >> • WITH CONSULT-III GO TO 5. • WITHOUT CONSULT-III GO TO 6. NO >> Check 10A fuse (No. 42, located in IPDM E/R), and GO TO 3. 3. CHECK CIRCUIT CONTINUITY BETWEEN IPDM E/R AND COMPRESSOR 1. Turn ignition switch OFF. 2. Disconnect IPDM E/R connector and compressor (magnet clutch) connector. 3. Check continuity between IPDM E/R harness connector E119 terminal 11 and A/C compressor harness connector F3 terminal 1. Is the inspection result normal? YES >> GO TO 4. NO >> Repair harness or connector. 4. CHECK MAGNET CLUTCH CIRCUIT AWIIA1070GB 11 – 1 : Continuity should exist. WJIA0560E |