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BRC-118 < COMPONENT DIAGNOSIS > [ESP/TCS/ABS] C1116 STOP LAMP SWITCH C1116 STOP LAMP SWITCH Description INFOID:0000000000924844 The stop lamp switch transmits the stop lamp switch signal (ON/OFF) to the ABS actuator and electric unit DTC Logic INFOID:0000000000924845 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-118, "Diagnosis Procedure" NO >> INSPECTION END Diagnosis Procedure INFOID:0000000000924846 INSPECTION PROCEDURE 1. CHECK STOP LAMPS ILLUMINATE Check stop lamps illuminate when brake pedal is pressed. YES >> GO TO 2. NO >> Check stop lamp circuit. 2. CHECK DATA MONITOR Using data monitor check both pressure sensor signal and brake lamp switch signal. Pressure sensor Stop lamp switch Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace malfunctioning parts. 3. CHECK CONNECTOR 1. Turn ignition switch OFF. 2. Disconnect ABS actuator and electric unit (control unit) connector. DTC Display item Malfunction detected condition Possible cause C1116 STOP LAMP SW When stop lamp switch circuit is open. • Harness or connector (control unit) Self-diagnosis results STOP LAMP SW Condition PRESS SEN (DATA MONITOR) Brake pedal released Approx. 3 bar Brake pedal pressed 0 to 200 bar Condition STOP LAMP SW (DATA MONITOR) Brake pedal released OFF Brake pedal pressed ON |