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BRC-56 < DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS] C1116 STOP LAMP SWITCH C1116 STOP LAMP SWITCH Description INFOID:0000000009718264 The stop lamp switch transmits the stop lamp switch signal (ON/OFF) to the ABS actuator and electric unit DTC Logic INFOID:0000000009718265 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF >> GO TO 2. 2. DTC REPRODUCTION PROCEDURE 1. Turn the ignition switch OFF to ON. 2. Perform self-diagnosis for “ABS” with CONSULT. Is DTC “C1116” detected? YES >> Proceed to diagnosis procedure. Refer to . NO >> INSPECTION END Diagnosis Procedure INFOID:0000000009718266 1. CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect ABS actuator and electric unit (control unit) harness connector. 3. Disconnect stop lamp switch harness connector. 4. Check the terminal for deformation, disconnection, looseness, etc. 5. Reconnect ABS actuator and electric unit (control unit) and stop lamp switch harness connectors 6. Start the engine. 7. Repeat pumping brake pedal carefully several times, and perform self-diagnosis for “ABS” with CON- Is the inspection result normal? YES >> GO TO 2. NO >> Poor connection of connector terminal. Repair or replace error-detected parts. 2. CHECK STOP LAMP SWITCH CLEARANCE Check the stop lamp switch clearance. Refer to BR-9, "Inspection and Adjustment" . Is the inspection result normal? YES >> GO TO 3. NO >> Adjust stop lamp switch clearance. Refer to BR-9, "Inspection and Adjustment" . 3. CHECK STOP LAMP SWITCH Check the stop lamp switch. Refer to BRC-57, "Component Inspection" . Is the inspection result normal? YES >> GO TO 4. DTC Display item Malfunction detected condition Possible cause C1116 STOP LAMP SW When a stop lamp switch signal is not input where the • Harness or connector (control unit) |