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BRC-150 < DTC/CIRCUIT DIAGNOSIS > [WITH VDC (ESP)] C1143 STEERING ANGLE SENSOR C1143 STEERING ANGLE SENSOR DTC Description INFOID:0000000010723691 DTC DETECTION LOGIC POSSIBLE CAUSE • Harness or connector FAIL-SAFE The following functions are suspended. DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF >> GO TO 2. 2. CHECK DTC DETECTION With CONSULT 1. Turn the ignition switch OFF to ON. 2. Perform self-diagnosis for “ABS”. Is DTC “C1143” detected? YES >> Proceed to BRC-150, "Diagnosis Procedure" NO-1 >> To check malfunction symptom before repair: Refer to GI-44, "Intermittent Incident" . NO-2 >> Confirmation after repair: INSPECTION END Diagnosis Procedure INFOID:0000000010723692 1. CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Check the ABS actuator and electric unit (control unit) harness connector for disconnection or looseness. Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace error-detected parts, securely lock the connector, and GO TO 2. 2. PERFORM SELF-DIAGNOSIS Perform self-diagnosis for “ABS” again. Is DTC “C1143” detected? DTC Display Item (Trouble diagnosis content) Malfunction detected condition C1143 ST ANG SEN CIRCUIT When a malfunction is detected in steering angle sensor. |