C1116

C1116 STOP LAMP SW





Description
The stop lamp switch, through the stop lamp relay (with CVT) 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.CHECK SELF DIAGNOSTIC RESULT
With CONSULT-III.
1. Turn the ignition switch OFF to ON.
2. Perform self diagnostic result.
Is DTC C1116 detected?
YES - Proceed to diagnosis procedure. C1116 or C1116.
NO - Inspection End.




Diagnosis Procedure (With M/T)
Regarding Wiring Diagram information, Coupe or Brake Control System Sedan With VDC/TCS/ABS.
1.CONNECTOR INSPECTION
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminals for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or replace terminals.
4. Reconnect connector and perform self diagnostic result. VDC/TCS/ABS.
Is DTC C1116 detected?
YES - GO TO 2
NO - Poor connection of connector terminals. Repair or replace connector.
2.CHECK STOP LAMP SWITCH
Perform the stop lamp switch component inspection. C1116.
Is the inspection result normal?
YES - GO TO 3
NO - Replace stop lamp switch.
3.CHECK STOP LAMP SWITCH SIGNAL CIRCUIT
1. Disconnect ABS actuator and electric unit (control unit) connector.
2. Check voltage between ABS actuator and electric unit (control unit) connector E54 terminal 20 and ground.





Is the inspection result normal?
YES - Replace ABS actuator and electric unit (control unit). Removal And Installation ABS.
NO - GO TO 4
4.CHECK STOP LAMP SWITCH INPUT CIRCUIT
1. Disconnect stop lamp switch connector.
2. Check voltage between stop lamp switch connector E52 terminal 1 and ground.





Is the inspection result normal?
YES - Repair circuit between stop lamp switch and ABS actuator and electric unit (control unit).
NO - Repair circuit between fuse block J/B and stop lamp switch.




Diagnosis Procedure (With CVT)
Regarding Wiring Diagram information, Coupe or Brake Control System Sedan With VDC/TCS/ABS.
1.CONNECTOR INSPECTION
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminals for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or replace terminals.
4. Reconnect connector and perform self diagnostic result. VDC/TCS/ABS.
Is DTC C1116 detected?
YES - GO TO 2
NO - Poor connection of connector terminals. Repair or replace connector.
2.CHECK STOP LAMP SWITCH
Perform the stop lamp switch component inspection. C1116.
Is the inspection result normal?
YES - GO TO 3
NO - Replace stop lamp switch.
3.CHECK STOP LAMP RELAY-1
Perform the stop lamp relay-1 component inspection. C1116.
Is the inspection result normal?
YES - GO TO 4
NO - Replace stop lamp relay-1.
4.CHECK STOP LAMP SWITCH SIGNAL CIRCUIT
1. Connect stop lamp switch and stop lamp relay-1 connectors.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check voltage between ABS actuator and electric unit (control unit) connector E54 terminal 20 and ground.





Is the inspection result normal?
YES - Replace ABS actuator and electric unit (control unit). Removal And Installation VDC/TCS/ABS.
NO - GO TO 5
5.CHECK STOP LAMP RELAY-1 COIL CIRCUIT
1. Disconnect stop lamp relay-1 connector.
2. Check voltage between stop lamp relay-1 connector E57 terminal 1 and ground.





Is the inspection result normal?
YES - GO TO 6
NO - Repair circuit between stop lamp switch and stop lamp relay or circuit between fuse block J/B and stop lamp switch.
6.CHECK STOP LAMP RELAY-1 SWITCH INPUT CIRCUIT
Check voltage between stop lamp relay-1 connector E57 terminal 5 and ground.





Is the inspection result normal?
YES - GO TO 7
NO - Repair circuit between fuse block J/B and stop lamp relay.
7.CHECK STOP LAMP RELAY-1 GROUND CIRCUIT
Check continuity between stop lamp relay-1 connector E57 terminal 2 and ground.





Is the inspection result normal?
YES - Repair circuit between stop lamp relay and ABS actuator and electric unit (control unit).
NO - Repair stop lamp relay ground circuit.




Component Inspection (Stop Lamp Switch)
1.CHECK STOP LAMP SWITCH
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch connector.
3. Check continuity between stop lamp switch terminals.





Is the inspection result normal?
YES - Inspection End.
NO - Replace stop lamp switch.




Component Inspection (Stop Lamp Relay)
1.CHECK STOP LAMP RELAY





1. Turn ignition switch OFF.
2. Disconnect stop lamp relay connector.
3. Apply battery voltage to stop lamp relay terminal 1 and ground to terminal 2.
4. Check continuity between stop lamp relay terminals 3 and 5.





Is the inspection result normal?
YES - Inspection End.
NO - Replace stop lamp relay.




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). Service and Repair.
- END