Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM100000001WMX8
Model Year Start: 2021 Model: Camry HV Prod Date Range: [10/2020 -           ]
Title: PARKING BRAKE: ELECTRIC PARKING BRAKE SYSTEM: C060962; Electric Parking Brake Switch Signal Compare Failure; 2021 - 2024 MY Camry HV [10/2020 -        ]

DTC

C060962

Electric Parking Brake Switch Signal Compare Failure

DESCRIPTION

When the electric parking brake switch is pulled, a lock request signal is sent from the parking brake ECU (brake actuator assembly) to the parking brake actuator assembly. When the electric parking brake switch is pushed, a release request signal is sent from the parking brake ECU (brake actuator assembly) to the parking brake actuator assembly.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

Note

C060962

Electric Parking Brake Switch Signal Compare Failure

  • Open or short detected in parking brake switch circuit for 1 second or more
  • Stuck parking brake switch detected (when parked: 30 seconds, when driving: 1 second, during engine stall: 1 second)
  • Stuck parking brake switch detected 3 times in succession when being operated
  • Electric parking brake switch (electric parking brake switch 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.

DTC Detection Conditions: C060962

 

Vehicle Condition

Pattern 1

Pattern 2

Pattern 3

Pattern 4

Pattern 5

Pattern 6

Diagnosis Condition

Vehicle is stopped

-

-

-

-

-

Vehicle is being driven

-

-

-

-

-

During initial check

-

-

-

-

-

Parking brake switch is being operated

-

-

-

-

-

Malfunction Status

Open detected in parking brake switch circuit

-

-

-

-

-

Short detected in parking brake switch circuit

-

-

-

-

-

Stuck parking brake switch detected

-

-

-

Stuck parking brake switch detected 3 times

-

-

-

-

-

Detection Time

1 second or more

1 second or more

30 seconds or more

1 second or more

1 second or more

-

Number of Trips

1 trip

1 trip

1 trip

1 trip

1 trip

1 trip

HINT:

DTC will be output when conditions for either of the patterns in the table above are met.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

If the electric parking brake switch is held near the lock position but not fully in the lock position for 1 second or more, a DTC may be stored due to one of the two contacts being ON while the other is OFF. (This is not a system malfunction.)

PROCEDURE

1.

INSPECT ELECTRIC PARKING BRAKE SWITCH (ELECTRIC PARKING BRAKE SWITCH ASSEMBLY)

Click here 2018 - 2024 MY Camry HV [07/2017 -        ]; PARKING BRAKE: ELECTRIC PARKING BRAKE SWITCH: INSPECTION

NG

REPLACE ELECTRIC PARKING BRAKE SWITCH (ELECTRIC PARKING BRAKE SWITCH ASSEMBLY)

OK

2.

CHECK HARNESS AND CONNECTOR (PARKING BRAKE ECU (BRAKE ACTUATOR ASSEMBLY) - ELECTRIC PARKING BRAKE SWITCH (ELECTRIC PARKING BRAKE SWITCH ASSEMBLY))

(a) Disconnect the K37 electric parking brake switch (electric parking brake switch assembly) connector.

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

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A44-14 (SWI1) - K37-9 (SWI1)

Always

Below 1 Ω

A44-20 (SWO1) - K37-10 (SWO1)

Always

Below 1 Ω

A44-24 (SWI2) - K37-1 (SWI2)

Always

Below 1 Ω

A44-22 (SWO2) - K37-2 (SWO2)

Always

Below 1 Ω

A44-14 (SWI1) or K37-9 (SWI1) - Body ground

Always

10 kΩ or higher

A44-20 (SWO1) or K37-10 (SWO1) - Body ground

Always

10 kΩ or higher

A44-24 (SWI2) or K37-1 (SWI2) - Body ground

Always

10 kΩ or higher

A44-22 (SWO2) or K37-2 (SWO2) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

3.

CLEAR DTC

(a) Clear the DTCs.

Chassis > Electric Parking Brake > Clear DTCs

(b) Turn the power switch off.

NEXT

4.

CHECK DTC

(a) Check for DTCs.

Chassis > Electric Parking Brake > Trouble Codes

Result

Proceed to

DTCs are output

A

DTCs are not output

B

A

REPLACE PARKING BRAKE ECU (BRAKE ACTUATOR ASSEMBLY)

B

USE SIMULATION METHOD TO CHECK 2021 MY Camry HV [10/2020 - 08/2021]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING 2022 - 2024 MY Camry HV [08/2021 -        ]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING