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B24B9 MODE DOOR MOTOR HAC-199 < DTC/CIRCUIT DIAGNOSIS > [MANUAL AIR CONDITIONING] C D E F G H J K L M A B HAC N O P 1. Turn ignition switch OFF. 2. Disconnect A/C amp. connector. 3. Check continuity between mode door motor harness connector and A/C amp. harness connector. Is the inspection result normal? YES >> GO TO 3. NO >> Repair harness or connector. 3. CHECK MODE DOOR MOTOR POWER SUPPLY CIRCUIT FOR SHORT Check continuity between mode door motor harness connector and ground. Is the inspection result normal? YES >> Replace A/C amp. Refer to HAC-222, "Removal and Installation" . NO >> Repair harness or connector. 4. CHECK MODE DOOR MOTOR DRIVE SIGNAL CIRCUIT FOR OPEN 1. Turn ignition switch OFF. 2. Disconnect A/C amp. connector. 3. Check continuity between mode door motor harness connector and A/C amp. harness connector. Is the inspection result normal? YES >> GO TO 5. NO >> Repair harness or connector. 5. CHECK MODE DOOR MOTOR DRIVE SIGNAL CIRCUIT FOR SHORT 1. Check continuity between mode door motor harness connector and ground. 2. Check voltage between mode door motor harness connector and ground. Mode door motor A/C amp. Continuity Connector Terminal Connector Terminal M342 2 M132 8 Existed Mode door motor — Continuity Connector Terminal M342 2 Ground Not existed Mode door motor A/C amp. Continuity Connector Terminal Connector Terminal M342 1 M132 13 Existed 3 14 4 29 6 30 Mode door motor — Continuity Connector Terminal M342 1 Ground Not existed 3 4 6 |