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C1902, C1903, C1904, C1910, C1913 RAS MOTOR OUTPUT STC-45 < DTC/CIRCUIT DIAGNOSIS > [WITH REAR ACTIVE STEER] C D E F H I J K L M A B STC N O P 5. Check the continuity between RAS control unit harness connector and ground. Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace the harnesses and connectors. 2. CHECK RAS MOTOR Check RAS motor. Refer to STC-46, "Component Inspection" Is the inspection result normal? YES >> GO TO 3. NO >> Replace RAS actuator assembly. Refer to . 3. PERFORM ACTIVE TEST With CONSULT-III 1. Connect RAS control unit harness connector. 2. Connect RAS motor harness connector. 3. Perform “SELF DIAGNOSTIC MODE” item on “ACTIVE TEST” of “4WAS(MAIN)/RAS/HICAS”. CAUTION: Perform the active test while vehicle is stopped. 4. Check “MOTOR VOLTAGE”, “MOTOR CURRENT” and “MTR CRNT OPE” while performing the active Without CONSULT-III 1. Disconnect RAS control unit harness connector. 2. Disconnect RAS motor harness connector. 3. Start the engine. 4. Check the voltage between RAS control unit harness connector and ground. RAS control unit RAS motor Continuity Connector Terminal Connector Terminal B37 38 B54 1 Existed 39 2 RAS control unit — Continuity Connector Terminal B37 38 Ground Not existed 39 Monitor item Condition Display value MOTOR VOLTAGE Ignition switch: ON Battery voltage MOTOR CURRENT RAS motor running 0 – 20 A MTR CRNT OPE RAS actuator neutral condition and vehicle Approx. − 2 – 2 A RAS motor running Approx. − 20 – 20 A |