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TROUBLE DIAGNOSIS ATC-67 C D E F G H I K L M A B ATC 2007 Pathfinder 2. CHECK POWER SUPPLY CIRCUITS FOR AIR MIX DOOR MOTOR (DRIVER) 1. Turn ignition switch OFF. 2. Disconnect front air control connector and air mix door motor 3. Check continuity between front air control harness connector OK or NG OK >> Replace air mix door motor (driver). Refer to "FRONT AIR MIX DOOR MOTOR (DRIVER)" NG >> Repair or replace harness as necessary. 3. CHECK PBR REFERENCE SIGNAL VOLTAGE 1. Turn ignition switch OFF. 2. Disconnect the air mix door motor (driver) connector. 3. Turn ignition switch ON. 4. Check voltage between air mix door motor (driver) harness con- OK or NG OK >> GO TO 5. NG >> GO TO 4. 4. CHECK PBR REFERENCE VOLTAGE CIRCUIT BETWEEN AIR MIX DOOR MOTOR (DRIVER) AND FRONT AIR CONTROL 1. Turn ignition switch OFF. 2. Disconnect the front air control connector. 3. Check continuity between air mix door motor (driver) harness OK or NG OK >> Replace front air control. Refer to . NG >> Repair or replace harness as necessary. 5. CHECK PBR GROUND REFERENCE CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect the front air control connector. 3. Check continuity between air mix door motor (driver) harness OK or NG OK >> GO TO 6. NG >> Repair or replace harness as necessary. 2 - 5 : Continuity should exist. 3 - 6 : Continuity should exist. WJIA1092E 3 - Ground : Approx. 5V WJIA1246E 3 - 23 : Continuity should exist. WJIA1093E 1 - 26 : Continuity should exist. WJIA1247E |