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C1115 ABS SENSOR [ABNORMAL SIGNAL] BRC-49 < DTC/CIRCUIT DIAGNOSIS > [TYPE 1] C D E G H I J K L M A B BRC N O P C1115 ABS SENSOR [ABNORMAL SIGNAL] Description INFOID:0000000009482610 When the sensor rotor rotates, the magnetic field changes. It converts the magnetic field changes to current signals (rectangular wave) and transmits them to the ABS actuator and electric unit (control unit). DTC Logic INFOID:0000000009482611 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:0000000009482612 Regarding Wiring Diagram information, refer to BRC-90, "Wiring Diagram - WITHOUT HILL DESCENT CON- CAUTION: Do not check between wheel sensor terminals. 1. CONNECTOR INSPECTION 1. Disconnect the ABS actuator and electric unit (control unit) connector and wheel sensor of malfunctioning code. 2. Check the terminals for deformation, disconnection, looseness or damage. YES >> GO TO 2 NO >> Repair or replace as necessary. 2. CHECK WHEEL SENSOR OUTPUT SIGNAL 1. Connect ABS active wheel sensor tester (J-45741) to wheel sensor using appropriate adapter. 2. Turn on the ABS active wheel sensor tester power switch. NOTE: The green POWER indicator should illuminate. If the POWER indicator does not illuminate, replace the battery in the ABS active wheel sensor tester before proceeding. 3. Spin the wheel of the vehicle by hand and observe the red SENSOR indicator on the ABS active wheel sensor tester. The red SENSOR indicator should flash on and off to indicate an output signal. NOTE: If the red SENSOR indicator illuminates but does not flash, reverse the polarity of the tester leads and retest. Does the ABS active wheel sensor tester detect a signal? YES >> GO TO 3 DTC Display item Malfunction detected condition Possible cause C1115 ABS SENSOR When wheel sensor input signal is malfunctioning. • Harness or connector (control unit) Self-diagnosis results ABS SENSOR [ABNORMAL SIGNAL] |