Nissan Sentra manuals

Nissan Sentra Service Manual: Rear drum brake

BRAKE CALIPER ASSEMBLY : Exploded View


  1. Shoe hold pin
  2. Back plate
  3. Plug
  4. Brake shoe
  5. Spring
  6. Upper spring
  7. Adjuster
  8. Return spring
  9. Brake drum
  10. Boot
  11. Piston
  12. Piston cup
  13. Spring
  14. Wheel cylinder
  15. Bleeder valve
  16. Cap
  1. Apply rubber grease
  2. Apply PBC (Poly Butyl Cuprysil) grease or silicone-based grease

BRAKE CALIPER ASSEMBLY : Removal and Installation Apply brake fluid


BRAKE CALIPER ASSEMBLY : Removal and Installation

WARNING:

Clean dust from brake drum and shoe assembly with a vacuum dust collector to minimize the hazard of air borne particles or other materials.

CAUTION:

REMOVAL

NOTE:

When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.

  1. Remove rear wheels and tires using power tool. Refer to WT-47, "Removal and Installation".
  2. Drain the brake fluid when removing or disassembling the wheel cylinder is necessary. Refer to BR-17, "Drain and Refill".
  3. Remove the brake drum. Refer to BR-42, "Exploded View".

NOTE:

  1. Remove the springs (1) by pushing them inward toward the vehicle and rotating, this will release the shoe hold pins, and the brake shoe assembly (brake shoes, each spring, and adjuster).

CAUTION:

Do not damage the boot of the wheel cylinder.

  1. Disconnect the parking brake cable from operating lever.

CAUTION:

Do not bend the parking brake lever.


  1. Disassemble the brake shoe assembly (brake shoe, each spring, and adjuster).


  1. Remove the wheel cylinder with the following procedure.
  1. Disconnect the brake tube from the wheel cylinder.
  2. Remove the two bolts and the wheel cylinder from back plate.

INSPECTION AFTER REMOVAL

Check the following items and replace if necessary.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

: Front


Adjuster Direction
Left side Left screw
Right side Right screw


INSPECTION AFTER INSTALLATION


INSPECTION AFTER INSTALLATION

  1. Check that the component parts of drum brake assembly are installed properly.
  2. Rotate the brake drum and check that there is no drag. Perform the following procedure if necessary.
  3. Remove the brake shoe.
  4. Push the piston.

CAUTION:

Push both sides of the piston simultaneously.

  1. Install the brake shoe.
  2. Adjust the brake shoe clearance (parking brake lever stroke). Refer to BR-13, "BRAKE LINING : Inspection".
  3. Check drag of rear drum brake again. If any drag is found, disassemble the wheel cylinder and replace if necessary. Refer to BR-51, "Disassembly and Assembly".
  4. Burnish contact surface between brake lining and brake drum after refinishing or replacing brake lining or brake drum, or if a soft pedal occurs at very low mileage. Refer to BR-20, "Brake Burnishing".

ADJUSTMENT AFTER INSTALLATION

Adjust the brake shoe clearance (parking brake lever stroke). Refer to BR-13, "BRAKE LINING : Inspection".

Front disc brake
BRAKE PAD BRAKE PAD : Exploded View Cylinder body Inner shim cover Inner shim Inner pad (with pad wear sensor) Pad retainer Torque member Outer pad Outer shim Outer shim cover ...

Rear disc brake
BRAKE PAD BRAKE PAD : Exploded View Upper sliding pin bolt Lower sliding pin bolt Bushing Cylinder body Inner shim cover Inner shim Inner pad (with pad wear sensor) Pad retaine ...

Other materials:

Troubleshooting guide
Symptom Possible Cause   When pushing the ignition switch to stop the engine The P (Park) warning light in the instrument panel illuminates and the inside chime sounds continuously. The shift lever is not in the P (Park) position. Make sure that the shift ...

P1651 Starter motor relay
Description ECM controls ON/OFF state of the starter relay, according to the engine and vehicle condition. ECM transmits a control signal to IPDM E/R by CAN communication. Under normal conditions, ECM controls and maintains the starter relay in OFF state during following condition: Engi ...

System
Warning chime system Warning chime system : system diagram Warning chime system : system description Description The buzzer for warning chime system is installed in the combination meter. The buzzer sounds when the combination meter receives a buzzer output signal from the bcm. Th ...

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