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B27A0, B27A1 INTAKE DOOR MOTOR HAC-107 < DTC/CIRCUIT DIAGNOSIS > [AUTO A/C (WITH HEAT PUMP)] C D E F G H J K L M A B HAC N O P YES >> GO TO 3. NO >> GO TO 7. 3. CHECK INTAKE DOOR MOTOR PBR GROUND CIRCUIT FOR OPEN 1. Turn power switch OFF. 2. Disconnect A/C auto amp. connector. 3. Check continuity between intake door motor harness connector and A/C auto amp. harness connector. Is the inspection result normal? YES >> GO TO 4. NO >> Repair harness or connector. 4. CHECK INTAKE DOOR MOTOR PBR FEEDBACK SIGNAL CIRCUIT FOR OPEN Check continuity between intake door motor harness connector and A/C auto amp. harness connector. Is the inspection result normal? YES >> GO TO 5. NO >> Repair harness or connector. 5. CHECK INTAKE DOOR MOTOR PBR FEEDBACK SIGNAL CIRCUIT FOR SHORT Check continuity between intake door motor harness connector and ground. Is the inspection result normal? YES >> GO TO 6. NO >> Repair harness or connector. 6. CHECK INTAKE DOOR MOTOR PBR Check intake door motor PBR. Refer to HAC-108, "Component Inspection (PBR)" . Is the inspection result normal? YES >> Replace A/C auto amp. Refer to HAC-187, "Removal and Installation" . NO >> Replace intake door motor. Refer to HAC-204, "INTAKE DOOR MOTOR : Removal and Installa- . 7. CHECK INTAKE DOOR MOTOR PBR POWER SUPPLY CIRCUIT FOR OPEN 1. Turn power switch OFF. 2. Disconnect A/C auto amp. connector. 3. Check continuity between intake door motor harness connector and A/C auto amp. harness connector. Is the inspection result normal? YES >> Replace A/C auto amp. Refer to HAC-187, "Removal and Installation" . NO >> Repair harness or connector. Intake door motor A/C auto amp. Continuity Connector Terminal Connector Terminal M54 3 M55 30 Yes Intake door motor A/C auto amp. Continuity Connector Terminal Connector Terminal M54 2 M55 38 Yes Intake door motor — Continuity Connector Terminal M54 2 Ground No Intake door motor A/C auto amp. Continuity Connector Terminal Connector Terminal M54 1 M55 27 Yes |