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RF-28 < DTC/CIRCUIT DIAGNOSIS > POWER SUPPLY AND GROUND CIRCUIT MOONROOF MOTOR ASSEMBLY 1. CHECK POWER SUPPLY CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect the moonroof motor assembly connector. 3. Turn ignition switch ON. 4. Check voltage between moonroof motor assembly connector and ground. Is the inspection result normal? YES >> GO TO 2. NO >> GO TO 3. 2. CHECK GROUND CIRCUIT 1. Turn ignition switch OFF. 2. Check continuity between moonroof motor assembly connector and ground. Is the inspection result normal? YES >> GO TO 5. NO >> Repair or replace harness. 3. CHECK HARNESS CONTINUITY 1. Turn ignition switch OFF. 2. Disconnect power window relay connector. 3. Check continuity between power window relay harness connector and moonroof motor assembly harness connector. 4. Check continuity between power window relay harness connector and ground. Is the inspection result normal? YES >> Refer to . NO >> Repair or replace harness. 4. CHECK MOONROOF SWITCH INPUT SIGNAL 1. Connect moonroof motor assembly. 2. Turn ignition switch ON. 3. Check voltage between the moonroof motor assembly connector and ground. (+) (–) Voltage (Approx.) Moonroof motor assembly connector Terminal R4 3 Ground Battery voltage 6 Moonroof motor assembly connector Terminal Ground Continuity R4 1 Yes Power window relay Moonroof motor assembly Continuity Connector Terminal Connector Terminal M58 3 R4 3 Yes Power window relay Ground Continuity Connector Terminal M58 3 No Moonroof motor as- sembly connector Terminals Condition Voltage (Approx.) (+) (–) |