C1116

C1116 STOP LAMP SWITCH





Description
The stop lamp switch transmits the stop lamp switch signal (ON/OFF) to the ABS actuator and electric unit
(control unit).




DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Turn the ignition switch ON.
2. Perform self-diagnosis for "ABS" with CONSULT-III.
Is DTC "C1116" detected?
YES - Proceed to diagnosis procedure. SEE Diagnosis Procedure.
NO - INSPECTION END




Diagnosis Procedure
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 terminal for deformation, disconnection, looseness, etc.
5. Reconnect ABS actuator and electric unit (control unit) and stop lamp switch connectors securely.
6. Start the engine.
7. Repeat pumping brake pedal carefully several times, and perform self-diagnosis for "ABS" with CONSULT-III.
Is the inspection result normal?
YES - GO TO 2.
NO - Poor connection of connector terminal. Replace or repair error-detected parts.
2.CHECK STOP LAMP SWITCH CLEARANCE
Check stop lamp switch clearance. Adjustments.
Is the inspection result normal?
YES - GO TO 3.
NO - Adjust stop lamp switch clearance. Adjustments.
3.CHECK STOP LAMP SWITCH
Check stop lamp switch. SEE Component Inspection.
Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace stop lamp switch.
4.CHECK STOP LAMP SWITCH CIRCUIT
1. Turn the ignition switch OFF.
2. Check the voltage between ABS actuator and electric unit (control unit) harness connector and ground.





Is the inspection result normal?
YES - Replace ABS actuator and electric unit (control unit). Exploded View VDC/TCS/ABS.
NO - Repair or replace error-detected parts.




Component Inspection
1.CHECK STOP LAMP SWITCH
1. Turn the ignition switch OFF.
2. Disconnect stop lamp switch connector.
3. Check the continuity between stop lamp switch connector terminals.





Is the inspection result normal?
YES - INSPECTION END
NO - Replace stop lamp switch. Exploded View.




Special Repair Requirement
1.ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform the neutral position adjustment for the steering angle sensor, when replacing the ABS actuator and electric unit (control unit). Description.
- END