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HAC-106 < DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONING] FRONT AIR MIX DOOR MOTOR (DRIVER SIDE) FRONT AIR MIX DOOR MOTOR (DRIVER SIDE) Diagnosis Procedure INFOID:0000000009652561 1. CHECK FRONT AIR MIX DOOR MOTOR (DRIVER SIDE) POWER SUPPLY 1. Turn ignition switch ON. 2. Check voltage between front air mix door motor LH harness connector and ground. Is the inspection result normal? YES >> GO TO 2. NO >> GO TO 5. 2. CHECK FRONT AIR MIX DOOR MOTOR (DRIVER SIDE) GROUND CIRCUIT FOR OPEN 1. Turn ignition switch OFF. 2. Disconnect front air mix door motor LH and A/C auto amp. 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 FRONT AIR MIX DOOR MOTOR (DRIVER SIDE) LAN SIGNAL 1. Connect front air mix door motor LH and A/C auto amp. connector. 2. Turn ignition switch ON. 3. Confirm output waveform between front air mix door motor LH harness connector and ground using oscil- Is the inspection result normal? YES >> GO TO 4. NO >> GO TO 6. 4. 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 MOTOR : Removal and Installation" + − Voltage Front air mix door motor LH Connector Terminal M306 1 Ground 9.5 – 13.5 V Front air mix door motor LH — Continuity Connector Terminal M306 2 Ground Existed + − Output waveform Front air mix door motor LH Connector Terminal M306 3 Ground SJIA1453J |