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C1140 ACTUATOR RELAY SYSTEM BRC-65 < DTC/CIRCUIT DIAGNOSIS > [WITH VDC] C D E G H I J K L M A B BRC N O P C1140 ACTUATOR RELAY SYSTEM DTC Logic INFOID:0000000006941559 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. DTC REPRODUCTION PROCEDURE 1. Turn the ignition switch ON. 2. Perform self-diagnosis for “ABS” with CONSULT. Is DTC “C1140” detected? YES >> Proceed to diagnosis procedure. Refer to . NO >> INSPECTION END Diagnosis Procedure INFOID:0000000006941560 1. CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect ABS actuator and electric unit (control unit) connector. 3. Check terminal for deformation, disconnection, looseness, etc. Is the inspection result normal? YES >> GO TO 2. NO >> Replace or repair error-detected parts. 2. CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY POWER SUPPLY CIRCUIT Check the voltage between ABS actuator and electric unit (control unit) harness connector and ground. Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace error-detected parts. 3. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) GROUND CIRCUIT Check the continuity between ABS actuator and electric unit (control unit) harness connector and ground. Is the inspection result normal? YES >> Replace ABS actuator and electric unit (control unit). Refer to NO >> Repair or replace error-detected parts. DTC Display item Malfunction detected condition Possible cause C1140 ACTUATOR RLY When the control unit detects a malfunction in the actua- • Harness or connector (control unit) ABS actuator and electric unit (control unit) — Voltage (Approx.) Connector Terminal E36 1 Ground Battery voltage ABS actuator and electric unit (control unit) — Continuity Connector Terminal E36 13 Ground Existed 26 Revision: 2012 March 2011 Murano CrossCabriolet |