Nissan Sentra B18 (2020-2025) Service Manual: Parking Brake System

Inspection

Inspection

INSPECTION

Pedal Stroke

Operate the parking brake pedal with a force of 196 N (20.0 kg-f, 44.1 lb-f). Check that the pedal stroke is within the specified number of notches. (Check it by listening to the clicks of the ratchet.)

Number of notches

: Refer to Parking Brake Control.

When brake warning lamp turns ON, check that the pedal stroke is within the specified number of notches. (Check it by listening to the clicks of the ratchet.)

Number of notches

: Refer to Parking Brake Control.

Inspect Components

• Make sure that the attachment conditions (looseness, backlash, etc.) of each component are normal.

• Check the following:

  • Device assembly for bends, damage and cracks. Replace if any damage is noted.

  • Cables and equalizer for wear and damage. Replace if any damage is noted.

  • Parking brake switch. Replace if it does not work correctly.

Adjustment

Adjustment

ADJUSTMENT

Depress the parking brake pedal.

Insert a suitable tool onto the adjusting nut (A) and rotate the adjusting nut to fully loosen the cable, then release the parking brake pedal.

CAUTION:

Do not reuse the adjusting nut if the nut is removed.

Note:

It is not necessary to remove the adjusting nut.

Depress the brake pedal with a force of 196 N (20.0 kg-f, 44.1 lb-f) about 10 times with the engine on.

CAUTION:

Make sure to securely operate the brake pedal.

Check that there is no drag on the rear brake drum when the brake pedal is released. If any brake drum drag is found, perform the following procedure: Remove the brake shoes. Refer to Removal and Installation. Push the pistons into the wheel cylinder.

CAUTION:

Push both pistons simultaneously.

Install the brake shoes. Adjust the brake shoe clearance. Rotate the brake drum and check for drag again. If any drag is found, replace rear brake assembly parts if necessary.

Adjust the cable with the following procedure: Adjust the parking brake pedal stroke by turning the adjusting nut using a suitable tool.

CAUTION:

• Do not reuse the adjusting nut if the nut is removed.

• To prevent damage, do not bend parking brake cables.

Depress the parking brake pedal with a force of 196 N (20.0 kg-f, 44.1 lb-f). Check that the parking brake pedal stroke is within the specified number of notches. (Check it by listening to the clicks of the ratchet.)

Number of notches

: Refer to Parking Brake Control.

Rotate the brake drum with the parking brake pedal released and check that there is no drag.

CAUTION:

If any drag is found, verify the parking brake components are installed and adjusted correctly.