Sentra 2007

Brake Calipers

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Removal & Installation





Click image to see an enlarged view

Fig. 2008 rear disc brakes



Click image to see an enlarged view

Fig. 2009-12 rear disc brakes


NOTE
Clean dust on caliper and brake pad with a vacuum dust collector to minimize the hazard of air borne particles or other materials.


WARNING
While removing caliper, do not depress brake pedal because piston will pop out.


NOTE
It is not necessary to remove bolts on torque member and brake hose except for disassembly or replacement of caliper assembly. In this case, hang caliper with a wire so as not to stretch brake hose.


WARNING
Do not damage piston boot.


WARNING
If any shim is subject to serious corrosion, replace it with a new one.


NOTE
Always replace shim and shim cover as a set when replacing brake pads.


NOTE
Keep rotor and pads free from brake fluid and grease.


NOTE
Burnish the brake pads and disc rotor mutually contacting surfaces, after refinishing or replacing rotors, after replacing pads, or if a soft pedal occurs at very low mileage.


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

  1. Partially drain the brake fluid.
  2.  
  3. Remove rear wheels and tires using power tool.
  4.  
  5. Secure disc rotor using wheel nuts.
  6.  
  7. Remove the union bolt to disconnect the rear brake hose. Discard the copper sealing washers.
    WARNING
    Do not reuse the copper sealing washers.

  8.  
  9. Remove sliding pins and remove cylinder body from torque member.

    Click image to see an enlarged view

    Fig. Remove sliding pins (A) and remove cylinder body from torque member

  10.  
  11. If necessary, remove torque member and disc rotor. If the disc rotor cannot be removed, remove as follows:
    1. Make sure parking brake lever is completely disengaged.
    2.  
    3. Hold down the disc rotor with the wheel nut and remove the adjuster hole plug.
    4.  
    5. Insert a flat-bladed screwdriver through the plug opening and rotate the star wheel on the adjuster assembly in the direction to loosen and retract the brake shoes.
    6.  
    7. Prior to removing disc rotor, make alignment mark using a marker between the hub and disc rotor.
    8.  
    9. Remove wheel nut and rotor.

      Click image to see an enlarged view

      Fig. Insert a flat-bladed screwdriver through the plug opening and rotate the star wheel (1) on the adjuster assembly in the direction (A) shown to loosen and retract the brake shoes.

    10.  

  12.  

To install:

  1. If necessary, install disc rotor and torque member.
    1. Align marks made during removal on the hub and disc rotor.
    2.  

  2.  
  3. Install cylinder body to the torque member and tighten sliding pins to the following specified torque.
    NOTE
    Before installing cylinder body, wipe off oil and grease on mounting surfaces of cylinder body.



    Sliding pins-32 ft. lbs. (43.15 Nm)
     

  4.  
  5. Install brake hose with new copper sealing washers to cylinder body and tighten union bolt to the following specified torque.
    1. Tighten the Union bolt to 14 ft. lbs. (18.5 Nm)
      NOTE
      Do not reuse the copper sealing washers.


      NOTE
      Align brake hose protrusion to groove on cylinder body.



      Click image to see an enlarged view

      Fig. Install brake hose with new copper sealing washers (1) to cylinder body and tighten union bolt (A)

    2.  

  6.  
  7. Adjust the parking brake if necessary. Refer to Parking Brake in the Brakes Section.
  8.  
  9. Service".
  10.  
  11. Bleed the brake system. Refer to Bleeding The Brake System in the Brakes Section.
  12.  
  13. Install rear wheels and tires.
  14.  

 
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