DTC C060B-12: Left Electric Parking Brake Actuator Control Circuit Short to Battery [10/2018 - 07/2022]: Procedure
- CHECK FOR SHORT TO +B
- Turn the engine switch off.
- Make sure the No. 2 parking brake wire assembly is securely installed.
- Disconnect the k2 parking brake actuator assembly LH connector.
- Measure the voltage according to the value(s) in the table below.
*a Front view of No. 2 Parking Brake Wire Assembly
(to Parking Brake Actuator Assembly LH)Standard Voltage
Tester Connection Condition Specified Condition k2-2 (+) - k2-1 (-) Electric parking brake not operating Below 1 V Result
Proceed to OK NG
Result:
OK
REPLACE PARKING BRAKE ACTUATOR ASSEMBLY LH . Refer to REMOVAL [10/2018 - ]
Result:
NG
See step 2
- CHECK FOR SHORT TO +B
- Disconnect the kN2 No. 2 parking brake wire assembly connector.
- Measure the voltage according to the value(s) in the table below.
*a Front view of wire harness connector
(to No. 2 Parking Brake Wire Assembly)Standard Voltage
Tester Connection Condition Specified Condition kN2-1 - kN2-2 Electric parking brake not operating Below 1 V Result
Proceed to OK NG
Result:
OK
REPLACE NO. 2 PARKING BRAKE WIRE ASSEMBLY
Result:
NG
See step 3
- CHECK FOR SHORT TO +B
- Disconnect the kN2 No. 2 parking brake wire assembly connector.
- Disconnect the A38 skid control ECU (brake actuator assembly) connector.
- Measure the voltage according to the value(s) in the table below.
*a Front view of wire harness connector *b (to Skid Control ECU (Brake Actuator Assembly)) *c (to No. 2 Parking Brake Wire Assembly) - - Standard Voltage
Tester Connection Condition Specified Condition kN2-1 or A38-13 (MRL+) - Body ground Always Below 1 V kN2-2 or A38-12 (MRL-) - Body ground Always Below 1 V Result
Proceed to OK NG
Result:
OK
REPLACE SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) . Refer to REMOVAL [10/2018 - 07/2022]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR