Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM100000001WMXA
Model Year Start: 2021 Model: Camry HV Prod Date Range: [10/2020 -           ]
Title: PARKING BRAKE: ELECTRIC PARKING BRAKE SYSTEM: C060B12; Left Electric Parking Brake Actuator Control Circuit Short to Battery; 2021 - 2024 MY Camry HV [10/2020 -        ]

DTC

C060B12

Left Electric Parking Brake Actuator Control Circuit Short to Battery

DESCRIPTION

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

Note

C060B12

Left Electric Parking Brake Actuator Control Circuit Short to Battery
  • Diagnosis Condition:

    Electric parking brake not operating

  • Malfunction Status:

    The ECU power supply is normal but there is a malfunction in the electric parking brake actuator LH internal circuit (short to +B).

  • Detection Time:

    Approximately 1 second
  • Parking brake actuator assembly LH
  • No. 2 parking brake wire assembly
  • Wire harness and connector
  • Parking brake ECU (brake actuator assembly)

DTC stored

An electric parking brake system malfunction is displayed on the combination meter assembly.

WIRING DIAGRAM

Click here 2021 - 2024 MY Camry HV [10/2020 -        ]; PARKING BRAKE: ELECTRIC PARKING BRAKE SYSTEM: C060B11; Left Electric Parking Brake Actuator Control Circuit Short to Ground+

PROCEDURE

1.

CHECK FOR SHORT TO +B

(a) Turn the power switch off.

(b) Make sure the No. 2 parking brake wire assembly is securely installed.

(c) Disconnect the v1 parking brake actuator assembly LH connector.

(d) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

v1-2 (LE+) - v1-1 (LE-)

Electric parking brake not operating

Below 1 V

*a

Front view of No. 2 Parking Brake Wire Assembly

(to Parking Brake Actuator Assembly LH)
OK

REPLACE PARKING BRAKE ACTUATOR ASSEMBLY LH

NG

2.

CHECK FOR SHORT TO +B

(a) Disconnect the vR2 No. 2 parking brake wire assembly connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

vR2-2 - vR2-1

Electric parking brake not operating

Below 1 V

*a

Front view of wire harness connector

(to No. 2 Parking Brake Wire Assembly)
OK

REPLACE NO. 2 PARKING BRAKE WIRE ASSEMBLY
NG

3.

CHECK FOR SHORT TO +B

(a) Disconnect the vR2 No. 2 parking brake wire assembly connector.

(b) Disconnect the A44 parking brake ECU (brake actuator assembly) connector.

(c) Measure the voltage according to the value(s) in the table below.

*a

Front view of wire harness connector

*b

(to Parking Brake ECU (Brake Actuator Assembly))

*c

(to No. 2 Parking Brake Wire Assembly)

-

-

Standard Voltage:

Tester Connection

Condition

Specified Condition

vR2-2 or A44-7 (MRL+) - Body ground

Always

Below 1 V

vR2-1 or A44-8 (MRL-) - Body ground

Always

Below 1 V
OK

REPLACE PARKING BRAKE ECU (BRAKE ACTUATOR ASSEMBLY)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR