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 power 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 power switch OFF, and wait 10 seconds or more.
2.Set the vehicle to READY.
CAUTION:
Stop the vehicle.
3.Wait 1 minute or more.
CAUTION:
Never depress brake pedal.
4.Depress brake pedal by 100 mm (3.94 in) 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 to 5 ten or more times.
7.Turn the power switch OFF ON.
CAUTION:
- Be sure to wait of 10 seconds after turning power switch OFF or ON.
- Set the vehicle to READY.
8.Repeat step 7 two or more times.
9.Perform self-diagnosis for "ABS".
Is DTC "C1116" detected?
YES- Proceed to "Diagnosis Procedure" .
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 power switch OFF ON OFF.
CAUTION:
Be sure to wait of 10 seconds after turning power switch OFF or ON.
3.Set the vehicle to READY.
CAUTION:
Stop the vehicle.
4.Depress the brake pedal several times.
5.Turn the power switch OFF ON.
CAUTION:
- Be sure to wait of 10 seconds after turning power switch OFF or ON.
- Set the vehicle to READY.
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 the stop lamp system. Refer to "Wiring Diagram" Exterior Lighting System. GO TO 4.
4. CHECK DATA MONITOR (1)
With CONSULT
1.Erase self-diagnosis result for "ABS".
2.Turn the power switch OFF ON OFF.
CAUTION:
Be sure to wait of 10 seconds after turning power switch OFF or ON.
3.Set the vehicle to READY.
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. Refer to "Reference Value" Pinout Values and Diagnostic Parameters.
5.Select "ABS", "DATA MONITOR" and "PRESS SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Refer to "Reference Value" 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 power switch OFF.
2.Check the stop lamp switch clearance. Refer to "Inspection and Adjustment" Adjustments.
Is the inspection result normal?
YES- GO TO 7.
NO- Adjust stop lamp switch clearance. Refer to "Inspection and Adjustment" Adjustments. GO TO 6.
6. CHECK DATA MONITOR (2)
With CONSULT
1.Erase self-diagnosis result for "ABS".
2.Turn the power switch OFF ON OFF.
CAUTION:
Be sure to wait of 10 seconds after turning power switch OFF or ON.
3.Set the vehicle to READY.
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. Refer to "Reference Value" Pinout Values and Diagnostic Parameters.
5.Select "ABS", "DATA MONITOR" and "PRESS SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Refer to "Reference Value" Pinout Values and Diagnostic Parameters.
Is the inspection result normal?
YES- INSPECTION END
NO- GO TO 7.
7. CHECK STOP LAMP SWITCH
Check the stop lamp switch. Refer to "Component Inspection" .
Is the inspection result normal?
YES- GO TO 9.
NO- Replace stop lamp switch. Refer to "Removal and Installation" Removal And Installation. GO TO 8.
8. CHECK DATA MONITOR (3)
With CONSULT
1.Erase self-diagnosis result for "ABS".
2.Turn the power switch OFF ON OFF.
CAUTION:
Be sure to wait of 10 seconds after turning power switch OFF or ON.
3.Set the vehicle to READY.
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. Refer to "Reference Value" Pinout Values and Diagnostic Parameters.
5.Select "ABS", "DATA MONITOR" and "PRESS SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Refer to "Reference Value" 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 power switch OFF.
2.Disconnect ABS actuator and electric unit (control unit) harness connector.
3.Check the ABS actuator and electric unit (control unit) harness connector for disconnection or looseness.
4.Check the 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 the stop lamp switch harness connector for disconnection or looseness.
7.Check the stop lamp switch pin terminals for damage or loose connection with harness connector.
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 power switch OFF ON OFF.
CAUTION:
Be sure to wait of 10 seconds after turning power switch OFF or ON.
5.Set the vehicle to READY.
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. Refer to "Reference Value" Pinout Values and Diagnostic Parameters.
7.Select "ABS", "DATA MONITOR" and "PRESS SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Refer to "Reference Value" 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 power switch OFF.
2.Disconnect ABS actuator and electric unit (control unit) harness connector.
3.Check the voltage between ABS actuator and electric unit (control unit) harness connector and ground.
4.Turn the power switch ON.
5.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). Refer to "Removal and Installation" Removal And Installation.
NO- Repair or replace error-detected parts. GO TO 12.
12. CHECK STOP LAMP SWITCH CIRCUIT (2)
1.Turn the power switch OFF.
2.Disconnect stop lamp switch harness connector.
3.Check the continuity between ABS actuator and electric unit (control unit) harness connector and stop lamp switch harness connector.
4.Check the 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). Refer to "Removal and Installation" Removal And Installation.
NO- Repair or replace error-detected parts. GO TO 13.
13. 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 power switch OFF ON OFF.
CAUTION:
Be sure to wait of 10 seconds after turning power switch OFF or ON.
4.Set the vehicle to READY.
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. Refer to "Reference Value" Pinout Values and Diagnostic Parameters.
6.Select "ABS", "DATA MONITOR" and "PRESS SENSOR" according to this order. Check that data monitor displays "5 bar" or less when brake pedal is depress. Refer to "Reference Value" Pinout Values and Diagnostic Parameters.
Is the inspection result normal?
YES- INSPECTION END
NO- Replace ABS actuator and electric unit (control unit). Refer to "Removal and Installation" Removal And Installation.
Component Inspection
1. CHECK STOP LAMP SWITCH
1.Turn the power switch OFF.
2.Disconnect stop lamp switch harness connector.
3.Check the continuity when stop lamp switch is operated.
Is the inspection result normal?
YES- INSPECTION END
NO- Replace stop lamp switch. Refer to "Removal and Installation" Removal And Installation.