|
|
C1142 PRESS SENSOR BRC-57 < COMPONENT DIAGNOSIS > [VDC/TCS/ABS] C D E G H I J K L M A B BRC N O P C1142 PRESS SENSOR Description INFOID:0000000005148018 The front and rear pressure sensors convert the brake fluid pressure to an electric signal and transmit it to the ABS actuator and electric unit (control unit). DTC Logic INFOID:0000000005148019 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 . NO >> Inspection End Diagnosis Procedure INFOID:0000000005148020 Regarding Wiring Diagram information, refer to BRC-92, "Wiring Diagram - BRAKE CONTROL SYSTEM -" FRONT PRESSURE SENSOR 1. CONNECTOR INSPECTION 1. Turn the ignition switch OFF. 2. Disconnect the front pressure sensor connector and ABS actuator and electric unit (control unit) connec- tor and inspect the terminals for deformation, disconnection, looseness, or damage. Is the inspection result normal? YES >> GO TO 2 NO >> Repair connector. 2. FRONT PRESSURE SENSOR CIRCUIT INSPECTION 1. Measure the continuity between the ABS actuator and electric unit (control unit) connector E125 (A) and front pressure sensor connector E31 (B). DTC Display item Malfunction detected condition Possible cause C1142 PRESS SEN CIRCUIT Pressure sensor signal line is open or shorted, or pres- • Harness or connector (control unit) Self-diagnosis results PRESS SEN CIRCUIT ABS actuator and electric unit (control unit) Front pressure sensor Continuity Connector Terminal Connector Terminal A: E125 18 B: E31 3 Yes 19 1 20 2 AWFIA0021ZZ |