Remove the rear brake pads in the following order:
1) engage 1st gear and place chocks under the wheels;
2) lift the car with a jack from the side of the wheel being removed;
3) remove the wheel;
4) remove the filter of the brake fluid supply reservoir;
5) pump out some of the brake fluid from the reservoir using a syringe;
6) put the filter back in place;
Figure 9.9. Removing the cotter pin: 1 - cotter pin; 2 - finger
7) remove cotter pin 1 (figure 9.9) and finger 2;
8) remove the brake pads;
9) check visually:
Figure 9.10. Checking the technical condition of the rear brake mechanism: 1 - protective corrugated caps; 2 - cuff; 3 - piston
- tightness around piston circumference 3 (figure 9.10);
- condition and correct fit of protective cuff 2 and protective corrugated caps 1;
- brake disc wear;
10) replace faulty parts;
Figure 9.11. Rear brake pads: A - grooves
11) if the groove A of the brake shoe linings has disappeared (figure 9.11), it is necessary to replace the brake pads;
12) clean the brake caliper and brake disc from dust and dirt;
Figure 9.5. Sinking the piston into the cylinder: 1 - clamp
13) using clamp 1 (see figure 9.5) push the piston into the cylinder until it stops.
Install the rear brake pads in the following order:
Figure 9.12. Installing the rear disc brake piston: 1 - piston; A - mark; B - groove
- turn piston 1 (figure 9.12) so that mark A is located above or below groove B;
- install the inner brake shoe together with the spring;
Note: The inner brake shoe has a protrusion.
- install the outer brake shoe together with the spring;
Figure 9.13. Installing brake pads on rear disc brakes: 1 - stop; 2 - cotter pin; 3 - finger
- move both brake shoes apart until they touch the upper stop 1 (figure 9.13);
- install pin 3 and new cotter pin 2;
- check the brake fluid level in the supply tank and top up if necessary;
- pull the parking brake lever about ten times;
- reinstall the wheel, tightening the bolts to a torque of 85 Nm;
- lower the rear of the car;
- start the engine and press the brake pedal several times with increasing force before starting to move.
