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POWER SUPPLY AND GROUND CIRCUIT HAC-111 < DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONING] C D E F G H J K L M A B HAC N O P Is the inspection result normal? YES >> GO TO 2. NO >> GO TO 4. 2. CHECK FRONT AIR MIX DOOR MOTOR (DRIVER SIDE) GROUND CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect front air mix door motor LH connector. 3. Check continuity between front air mix door motor LH harness connector and ground. Is the inspection result normal? YES >> GO TO 3. NO >> Repair harness or connector. 3. CHECK INSTALLATION OF FRONT AIR MIX DOOR MOTOR (DRIVER SIDE) Check front air mix door motor (driver side) is properly installed. Refer to Is the inspection result normal? YES >> Replace front air mix door motor (driver side). Refer to HAC-153, "AIR MIX DOOR MOTOR : . NO >> Repair or replace malfunctioning part. 4. CHECK FRONT AIR MIX DOOR MOTOR (DRIVER SIDE) POWER SUPPLY CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect front air mix door motor LH connector and A/C auto amp. connector. 3. Check continuity between front air mix door motor LH harness connector and A/C auto amp. harness con- Is the inspection result normal? YES >> Replace A/C auto amp.. Refer to HAC-146, "Removal and Installation" NO >> Repair harness or connector. FRONT AIR MIX DOOR MOTOR (PASSENGER SIDE) FRONT AIR MIX DOOR MOTOR (PASSENGER SIDE) : Diagnosis Procedure INFOID:0000000006275950 1. CHECK FRONT AIR MIX DOOR MOTOR (PASSENGER SIDE) POWER SUPPLY 1. Turn ignition switch ON. 2. Check voltage between front air mix door motor RH harness connector and ground. + − Voltage (Approx.) Front air mix door motor LH Connector Terminal M252 1 Ground 12 V Front air mix door motor LH — Continuity Connector Terminal M252 2 Ground Existed Front air mix door motor LH A/C auto amp. Continuity Connector Terminal Connector Terminal M252 1 M50 17 Existed + − Voltage (Approx.) Front air mix door motor RH Connector Terminal M255 1 Ground 12 V |