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INTAKE DOOR MOTOR HAC-41 < COMPONENT DIAGNOSIS > [AUTOMATIC AIR CONDITIONER] C D E F G H J K L M A B HAC N O P 1. Turn ignition switch OFF. 2. Disconnect the A/C auto amp. harness connector. 3. Check continuity between A/C auto amp. harness connector M49 terminal 21, 22 and ground. Is the inspection result normal? OK >> Replace A/C auto amp. Refer to NO >> Repair or replace harness as necessary. 3. CHECK A/C AUTO AMP. FOR GROUND AND POWER 1. Press the BACK button to back out of self-diagnostic mode. 2. Check voltage between A/C auto amp. harness connector M49 terminal 21 and terminal 22 while placing the HVAC system into self-diagnostic mode. Is the inspection result normal? OK >> GO TO 4. NO >> Replace A/C auto amp. Refer to VTL-7, "Removal and Installation" . 4. CHECK INTAKE DOOR MOTOR AND CIRCUITS FOR OPEN 1. Turn ignition switch OFF. 2. Disconnect the A/C auto amp. harness connector. 3. Check continuity between A/C auto amp. harness connector M49 terminal 21 and terminal 22. Is the inspection result normal? OK >> Replace intake door motor. Refer to . NO >> GO TO 5. 5. CHECK INTAKE DOOR MOTOR CIRCUITS FOR OPEN 1. Disconnect the intake door motor harness connector. 2. Check continuity between A/C auto amp. harness connector M49 (A) terminal 21, 22 and the intake door motor harness con- nector M58 (B) terminal 1, 6. Is the inspection result normal? YES >> Replace intake door motor. Refer to . NO >> Repair or replace harness as necessary. 21 - Ground : Continuity should not exist. 22 - Ground : Continuity should not exist. AWIIA0147ZZ Connector Terminals Condition Voltage (Approx.) (+) (-) A/C auto amp.: M49 22 21 Self-diagnostic mode Battery AWIIA0148ZZ Continuity should exist. AWIIA0149ZZ 21 - 6 : Continuity should exist. 22 - 1 : Continuity should exist. AWIIA0234ZZ |