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C1111 ABS MOTOR, MOTOR RELAY SYSTEM BRC-153 < DTC/CIRCUIT DIAGNOSIS > [TYPE 2] C D E G H I J K L M A B BRC N O P C1111 ABS MOTOR, MOTOR RELAY SYSTEM Description INFOID:0000000006246022 PUMP The pump returns the brake fluid stored in the reservoir to the master cylinder by reducing the pressure. MOTOR The motor drives the pump according to the signals transmitted by the ABS actuator and electric unit (control unit). DTC Logic INFOID:0000000006246023 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. CHECK SELF-DIAGNOSIS RESULTS Check the self-diagnosis results. Is above displayed on the self-diagnosis display? YES >> Proceed to diagnosis procedure. Refer to BRC-153, "Diagnosis Procedure" NO >> Inspection End. Diagnosis Procedure INFOID:0000000006246024 Regarding Wiring Diagram information, refer to BRC-207, "Wiring Diagram - With VK56DE" 1. CONNECTOR INSPECTION 1. Turn ignition switch OFF. 2. Disconnect ABS actuator and electric unit (control unit) connector. 3. Check terminal for deformation, disconnect, looseness, and so on. If any malfunction is found, repair or replace terminal. 4. Reconnect connectors and then perform the self-diagnosis. Refer to BRC-138, "CONSULT-III Function . Is any item indicated on the self-diagnosis display? YES >> GO TO 2 NO >> Poor connection of connector terminal. Repair or replace connector. 2. CHECK ABS MOTOR AND MOTOR RELAY POWER SUPPLY CIRCUIT DTC Display item Malfunction detected condition Possible cause C1111 PUMP MOTOR During the actuator motor operating with ON, when the • Harness or connector (control unit) During the actuator motor operating with OFF, when the Self-diagnosis results PUMP MOTOR 2011 Pathfinder |