Nissan Pathfinder: Parking Brake System - Symptom Diagnosis

• Parking Brake Does Not Release
• Parking Brake Does Not Operate
• The Braking Force of Parking Brake Is Low
• The Braking Force of Parking Brake Is High

Parking Brake Does Not Release Nissan Pathfinder SUV

Description

When the parking brake cannot be released by the parking brake switch.

CAUTION:

• Never reuse the parking brake actuator.

• When replacing parking brake actuator, replace rear brake caliper assembly.

Diagnosis Procedure

PERFORM THE SELF DIAGNOSTIC RESULT

CONSULT

Select "Self Diagnostic result" mode of “ABS”.

Is DTC detected?

YES>>

Check the DTC. Refer to DTC Index.

NO>>

GO TO 2.

CHECK REAR DISC BRAKE DRAG

Check if the rear disc brake is dragging. Refer to Inspection and Adjustment.

Is the rear disc brake dragging?

YES>>

Check the rear disc brake system. Refer to Inspection and Adjustment.

NO>>

GO TO 3.

DISCONNECT PARKING BRAKE ACTUATOR HARNESS CONNECTOR

1. Disconnecting the 12V battery negative terminal.

2. Disconnect parking brake actuator harness connector from rear brake caliper assembly .

   

>>

GO TO 4.

REMOVE PARKING BRAKE ACTUATOR

Remove parking brake actuator from rear brake caliper assembly .

>>

GO TO 5.

RELEASE OF PARKING BRAKE

Rotate the rear brake caliper assembly spindle part clockwise.

Is the parking brake released?

YES>>

GO TO 6.

NO>>

Check the rear brake caliper assembly. Refer to Inspection and Adjustment.

REPLACE REAR BRAKE CALIPER ASSEMBLY

Replace the rear brake caliper assembly. Refer to Removal and Installation.

CAUTION:

Never reuse the parking brake actuator.

>>

End of work.

Parking Brake Does Not Operate Nissan Pathfinder SUV

Description

The parking brake is not applied even when the parking brake switch is pulled.

Diagnosis Procedure

PERFORM THE SELF DIAGNOSTIC RESULT

CONSULT

Select "Self Diagnostic result" mode of “ABS”.

Is DTC detected?

YES>>

Check the DTC. Refer to DTC Index.

NO>>

GO TO 2.

CHECK PARKING BRAKE ACTUATOR

Pull or push parking brake switch, check operation sound of parking brake actuator.

Is the inspection result normal?

YES>>

Inspection End.

NO>>

GO TO 3.

CHECK REAR DISC BRAKE SYSTEM

Check the rear disc brake system. Refer to Inspection and Adjustment.

Is the inspection result normal?

YES>>

Replace the ABS actuator and electric unit (control unit). Refer to Removal and Installation.

NO>>

Repair or replace the rear disc brake system. Refer to Removal and Installation.

The Braking Force of Parking Brake Is Low Nissan Pathfinder 5th Gen

Description

The parking brake braking force is low and the vehicle moves backward when parked on an incline.

Diagnosis Procedure

REAPPLY THE PARKING BRAKE (1)

1. Pull the parking brake switch, and apply the parking brake.

2. Pull the parking brake switch 2 seconds ore mode.

Is the Nissan Pathfinder vehicle moving backward?

YES>>

GO TO 2.

NO>>

NORMAL.

PERFORM THE SELF DIAGNOSTIC RESULT

CONSULT

Select "Self Diagnostic result" mode of “ABS”.

Is any DTC detected?

YES>>

Check the DTC. Refer to DTC Index.

NO>>

GO TO 3.

CHECK REAR DISC BRAKE SYSTEM

Check the rear disc brake system.

• Rear brake pad: Refer to Inspection.

• Rear disc rotor: Refer to Inspection.

• Rear brake caliper (and parking brake actuator): Refer to Inspection and Adjustment.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace error-detected parts.

• Rear brake pad: Refer to Removal and Installation.

• Rear disc rotor: Refer to Removal and Installation.

• Rear brake caliper (and parking brake actuator): Refer to Removal and Installation.

REAPPLY THE PARKING BRAKE (2)

Pull the parking brake switch again.

Is the Nissan Pathfinder vehicle moving backward?

YES>>

Replace the ABS actuator and electric unit (control unit). Refer to Removal and Installation.

NO>>

Inspection End.

The Braking Force of Parking Brake Is High Nissan Pathfinder 2022

Description

The parking brake braking force is too high.

Diagnosis Procedure

PERFORM THE SELF DIAGNOSTIC RESULT

CONSULT

Select "Self Diagnostic result" mode of “ABS”.

Is any DTC detected?

YES>>

Check the DTC. Refer to DTC Index.

NO>>

GO TO 2.

CHECK REAR DISC BRAKE SYSTEM (1)

Check if the rear disc brake is dragging. Refer to Inspection and Adjustment.

Is the rear disc brake dragging?

YES>>

Check the rear disc brake system. Refer to Inspection and Adjustment.

NO>>

GO TO 3.

CHECK REAR DISC BRAKE SYSTEM (2)

1. Depress the brake pedal 3 times or more.

2. Drive the Nissan Pathfinder vehicle at 19 MPH (30 km/h) or more.

3. Stop the vehicle.

4. Depress the brake pedal 3 times or more again.

Is the braking force of parking brake is high?

YES>>

Replace the rear brake caliper assembly. Refer to Removal and Installation.

NO>>

Inspection End.