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A/C INDICATOR HAC-43 < DTC/CIRCUIT DIAGNOSIS > [MANUAL AIR CONDITIONING] C D E F G H J K L M A B HAC N O P A/C INDICATOR Diagnosis Procedure INFOID:0000000009702733 1. CHECK SYMPTOM Check symptom (A or B). Which symptom is detected? A >> GO TO 2. B >> GO TO 6. 2. CHECK FUSE 1. Turn ignition switch OFF. 2. Check 10A fuse (No. 21, located in fuse block (J/B)]. NOTE: Is the inspection result normal? YES >> GO TO 3. NO >> Replace the blown fuse after repairing the affected circuit. 3. CHECK A/C INDICATOR POWER SUPPLY 1. Turn ignition switch ON. 2. Check voltage between front air control harness connector and ground. Is the inspection result normal? YES >> GO TO 4. NO >> Repair harness or connector between front air control and fuse. 4. CHECK A/C INDICATOR CIRCUIT Check voltage between front air control harness connector and ground. Is the inspection result normal? YES >> GO TO 5. NO >> Replace front air control. Refer to HAC-56, "Removal and Installation" . 5. CHECK A/C INDICATOR CIRCUIT FOR OPEN 1. Turn ignition switch OFF. 2. Disconnect front air control connector and BCM connector. 3. Check continuity between front air control harness connector and BCM harness connector. Symptom A A/C indicator does not turn ON. B A/C indicator does not turn OFF. + − Voltage (Approx.) Front air control Connector Terminal M33 15 Ground Battery voltage + − Voltage (Approx.) Front air control Connector Terminal M33 14 Ground Battery voltage |