C1116
C1116 STOP LAMP SWITCH
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1. PRECONDITIONING
If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
- GO TO 2.
2. CHECK DTC DETECTION
With CONSULT
1.Turn the ignition switch OFF, and wait 10 seconds or more.
2.Set the vehicle to READY/Start the engine.
CAUTION:
Stop the vehicle.
3.Wait 1 minute or more.
CAUTION:
Never depress brake pedal.
4.Depress brake pedal by 100 mm or more, and maintain at that position for a minimum of 1 minute or more.
5.Release brake pedal, and wait 1 minute or more.
6.Repeat step 4 5 ten or more times.
7.Turn the ignition switch OFF -> ON.
CAUTION:
- Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
- Set the vehicle to READY/Start the engine.
8.Repeat step 4 two or more times.
9.Perform self-diagnosis for "ABS".
Is DTC "C1116" detected?
YES- Proceed to .
NO- INSPECTION END
Diagnosis Procedure
NOTE:
DTC "C1116" may be detected when the brake pedal and the accelerator pedal are simultaneously depressed for 1 minute or more while driving the vehicle. This is not a malfunction.
1. INTERVIEW FROM THE CUSTOMER
Check if the brake pedal and the accelerator pedal are simultaneously depressed for 1 minute or more while driving the vehicle.
Is there such a history?
YES- GO TO 2.
NO- GO TO 3.
2. PERFORM SELF-DIAGNOSIS
With CONSULT
1.Erase Self-diagnosis result for "ABS".
2.Turn the ignition switch OFF -> ON -> OFF.
CAUTION:
Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
3.Set the vehicle to READY/Start the engine.
CAUTION:
Stop the vehicle.
4.Depress the brake pedal several times.
5.Turn the ignition switch OFF -> ON.
CAUTION:
- Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
- Set the vehicle to READY/Start the engine.
6.Repeat step 5 two or more times.
7.Perform self-diagnosis for "ABS".
Is DTC "C1116" detected?
YES- GO TO 3.
NO- INSPECTION END
3. STOP LAMP FOR ILLUMINATION
Depress brake pedal and check that stop lamp turns ON.
Does stop lamp turn ON?
YES- GO TO 5.
NO- Check stop lamp system. Exterior Lighting System.
GO TO 4.
4. CHECK DATA MONITOR (1)
With CONSULT
1.Erase Self-diagnosis result for "ABS".
2.Turn the ignition switch OFF -> ON -> OFF.
CAUTION:
Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
3.Set the vehicle to READY/Start the engine.
CAUTION:
Stop the vehicle.
4.Select "ABS", "DATA MONITOR" and "STOP LAMP SW" according to this order. Check that data monitor displays "On" or "Off" when brake pedal is depress or release. Pinout Values and Diagnostic Parameters.
5.Select "ABS", "DATA MONITOR" and "PRESSURE SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Pinout Values and Diagnostic Parameters.
Is the inspection result normal?
YES- INSPECTION END
NO- GO TO 5.
5. CHECK STOP LAMP SWITCH CLEARANCE
1.Turn the ignition switch OFF.
2.Check stop lamp switch clearance. Adjustments.
Is the inspection result normal?
YES- GO TO 7.
NO- Adjust stop lamp switch clearance. Adjustments. GO TO 6.
6. CHECK DATA MONITOR (2)
With CONSULT
1.Erase Self-diagnosis result for "ABS".
2.Turn the ignition switch OFF -> ON -> OFF.
CAUTION:
Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
3.Set the vehicle to READY/Start the engine.
CAUTION:
Stop the vehicle.
4.Select "ABS", "DATA MONITOR" and "STOP LAMP SW" according to this order. Check that data monitor displays "On" or "Off" when brake pedal is depress or release. Pinout Values and Diagnostic Parameters.
5.Select "ABS", "DATA MONITOR" and "PRESSURE SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Pinout Values and Diagnostic Parameters.
Is the inspection result normal?
YES- INSPECTION END
NO- GO TO 7.
7. CHECK STOP LAMP SWITCH
Check stop lamp switch. .
Is the inspection result normal?
YES- GO TO 9.
NO- Replace stop lamp switch. Removal and Installation. GO TO 8.
8. CHECK DATA MONITOR (3)
With CONSULT
1.Erase Self-diagnosis result for "ABS".
2.Turn the ignition switch OFF -> ON -> OFF.
CAUTION:
Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
3.Set the vehicle to READY/Start the engine.
CAUTION:
Stop the vehicle.
4.Select "ABS", "DATA MONITOR" and "STOP LAMP SW" according to this order. Check that data monitor displays "On" or "Off" when brake pedal is depress or release. Pinout Values and Diagnostic Parameters.
5.Select "ABS", "DATA MONITOR" and "PRESSURE SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Pinout Values and Diagnostic Parameters.
Is the inspection result normal?
YES- INSPECTION END
NO- GO TO 9.
9. CHECK CONNECTOR AND TERMINAL
1.Turn the ignition switch OFF.
2.Disconnect ABS actuator and electric unit (control unit) harness connector.
3.Check ABS actuator and electric unit (control unit) harness connector for disconnection or looseness.
4.Check ABS actuator and electric unit (control unit) pin terminals for damage or loose connection with harness connector.
5.Disconnect stop lamp switch harness connector.
6.Check stop lamp switch harness connector for disconnection or looseness.
7.Check stop lamp switch pin terminals for damage or loose connection with harness connector.
8.Disconnect fuse block (J/B) harness connector. (Models without ICC)
9.Check fuse block (J/B) harness connector for disconnection or looseness. (Models without ICC)
10.Check fuse block (J/B) pin terminals for damage or loose connection with harness connector. (Models without ICC)
11.Disconnect resistor harness connector. (Models with ICC)
12.Check resistor harness connector for disconnection or looseness. (Models with ICC)
13.Check resistor pin terminals for damage or loose connection with harness connector. (Models with ICC)
Is the inspection result normal?
YES- GO TO 11.
NO- Repair or replace error-detected parts. GO TO 10.
10. CHECK DATA MONITOR (4)
With CONSULT
1.Connect ABS actuator and electric unit (control unit) harness connector.
2.Connect stop lamp switch harness connector.
3.Erase Self-diagnosis result for "ABS".
4.Turn the ignition switch OFF -> ON -> OFF.
CAUTION:
Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
5.Set the vehicle to READY/Start the engine.
CAUTION:
Stop the vehicle.
6.Select "ABS", "DATA MONITOR" and "STOP LAMP SW" according to this order. Check that data monitor displays "On" or "Off" when brake pedal is depress or release. Pinout Values and Diagnostic Parameters.
7.Select "ABS", "DATA MONITOR" and "PRESSURE SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Pinout Values and Diagnostic Parameters.
Is the inspection result normal?
YES- INSPECTION END
NO- GO TO 11.
11. CHECK STOP LAMP SWITCH CIRCUIT (1)
1.Turn the ignition switch OFF.
2.Disconnect ABS actuator and electric unit (control unit) harness connector.
3.Check voltage between ABS actuator and electric unit (control unit) harness connector and ground.
4.Turn the ignition switch ON.
5.Check 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). Removal and Installation.
NO (Models with ICC)-Repair or replace error-detected parts. GO TO 12.
NO (Models without ICC)-Repair or replace error-detected parts. GO TO 13.
12. CHECK STOP LAMP SWITCH CIRCUIT (2) (MODELS WITH ICC)
1.Turn the ignition switch OFF.
2.Disconnect stop lamp switch harness connector.
3.Check continuity between ABS actuator and electric unit (control unit) harness connector and stop lamp switch harness connector.
4.Check continuity between ABS actuator and electric unit (control unit) harness connector and resistor harness connector.
5.Check continuity between ABS actuator and electric unit (control unit) harness connector and the ground.
6.Check continuity between resistor and the ground.
Is the inspection result normal?
YES- Replace ABS actuator and electric unit (control unit). Removal and Installation.
NO- Repair or replace error-detected parts. GO TO 14.
13. CHECK STOP LAMP SWITCH CIRCUIT (3) (MODELS WITHOUT ICC)
1.Turn the ignition switch OFF.
2.Disconnect stop lamp switch harness connector.
3.Check continuity between ABS actuator and electric unit (control unit) harness connector and stop lamp switch harness connector.
4.Check continuity between ABS actuator and electric unit (control unit) harness connector and the ground.
Is the inspection result normal?
YES- Replace ABS actuator and electric unit (control unit). Removal and Installation.
NO- Repair or replace error-detected parts. GO TO 14.
14. CHECK DATA MONITOR (5)
With CONSULT
1.Connect ABS actuator and electric unit (control unit) harness connector.
2.Erase Self-diagnosis result for "ABS".
3.Turn the ignition switch OFF -> ON -> OFF.
CAUTION:
Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
4.Set the vehicle to READY/Start the engine.
CAUTION:
Stop the vehicle.
5.Select "ABS", "DATA MONITOR" and "STOP LAMP SW" according to this order. Check that data monitor displays "On" or "Off" when brake pedal is depress or release. Pinout Values and Diagnostic Parameters.
6.Select "ABS", "DATA MONITOR" and "PRESSURE SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Pinout Values and Diagnostic Parameters.
Is the inspection result normal?
YES- INSPECTION END
NO- Replace ABS actuator and electric unit (control unit). Removal and Installation.
Component Inspection
1. CHECK STOP LAMP SWITCH
1.Turn the ignition switch OFF.
2.Disconnect stop lamp switch harness connector.
3.Check continuity when stop lamp switch is operated.
*1: Models without ICC
*2: Models with ICC
Is the inspection result normal?
YES- INSPECTION END
NO- Replace stop lamp switch. Removal and Installation.