C10E3

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 to ON.
2.Press the parking brake switch.

CAUTION:
- Put the select lever in the P position.
- Depress the brake pedal.
3.Pull the parking brake switch.
4.Perform self-diagnosis for "EHS/PKB".
Is DTC "C10E3" detected?
YES- Proceed to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK DATA MONITOR

With CONSULT
Select "EHS/PKB", "DATA MONITOR", "BRAKE SWITCH" and "RELEASE SWITCH" according to this order.
Check that data monitor displays "ON" or "OFF" when parking brake switch is pull or push. Refer to "Reference Value" Pinout Values and Diagnostic Parameters.
Is the inspection result normal?
YES- GO TO 2.
NO- GO TO 3.

2. PERFORM SELF-DIAGNOSIS

With CONSULT
1.Erase self-diagnosis result for "EHS/PKB".
2.Repeat the parking brake switch operation (pull and push) 5 times.
3.Perform self-diagnosis for "EHS/PKB".
Is DTC "C10E3" detected?
YES- GO TO 3.
NO- INSPECTION END

3. CHECK PARKING BRAKE SWITCH CIRCUIT

1.Turn the power switch OFF.
2.Disconnect electric parking brake control module harness connector.
3.Disconnect parking brake switch harness connector.
4.Check the continuity between electric parking brake control module harness connector and parking brake switch harness connector.





5.Check the continuity between electric parking brake control module harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace error-detected parts.

4. CHECK PARKING BRAKE SWITCH

Check the parking brake switch. Refer to "Component Inspection" .
Is the inspection result normal?
YES- Replace the electric parking brake control module. Refer to "Removal and Installation" Removal And Installation.
NO- Replace the parking brake switch. Refer to "Removal and Installation" Service and Repair.


Component Inspection


1. CHECK PARKING BRAKE SWITCH (1)

1.Turn the power switch OFF.
2.Disconnect parking brake switch harness connector.
3.Check the continuity when parking brake switch is operated.





Is the inspection result normal?
YES- GO TO 2.
NO- Replace the parking brake switch. Refer to "Removal and Installation" Service and Repair.

2. CHECK PARKING BRAKE SWITCH (2)

Check the resistance when parking brake switch is operated.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace the parking brake switch. Refer to "Removal and Installation" Service and Repair.