Operation CHARM: Car repair manuals for everyone.

Rear Brake Calipers C41/ C43, Servicing



Brake calipers, servicing

Rear wheel brakes with automatic adjustment

Note:
^ Install all parts supplied in repair kit.
^ After replacing brake pads, depress brake pedal firmly several times with vehicle stationary so that the brake pads are properly seated in their normal operating position.
^ To draw off brake fluid from brake fluid reservoir use a bleeder bottle which is used only for brake fluid. Brake fluid is poisonous and must on no account be siphoned out by mouth using a hose!
^ Brakes can be checked on any commercially available brake dynamometer, provided that the driving speed of the two driving rollers is no higher than 5.5 km/h.





1. Self-locking hex bolt, 35 Nm
^ Always replace
^ Counter hold guide pin when loosening and tightening

2. Brake caliper housing
^ Remove before replacing brake pads
^ Do not twist hose when installing
^ Do not disconnect brake hose when changing brake pads
^ Servicing brake calipers

3. Brake pads
^ Always replace both sides
^ Do not disconnect brake hose when changing brake pads
^ Checking pad thickness

4. Pad retaining spring
^ Always replace when changing pads

5. Wheel bolts
6. Torx bolt
^ Tightening torque: 5 Nm

7. Brake disc
^ Always replace both sides
^ Remove brake caliper prior to removing
^ Lubricate contact surfaces between brake disc and wheel hub with polycarbamide grease G 052 142 A2.
^ Make sure there is an adequate wear reserve

8. Hex socket head bolts, 75 Nm
^ M10�60
^ Always replace

9. Brake carrier with guide pins and protective caps
^ Replacement carriers are supplied assembled and with sufficient grease on guide pins
^ If protective caps or guide pins are damaged, replace using repair kit. Use grease sachet supplied to lubricate guide pins.

10. Banjo bolt, 45 Nm
11. Brake line with banjo union
^ Do not twist hose when installing
^ Unscrew from brake carrier to replace brake pads
^ Do not twist hose when installing
^ Do not disconnect brake hose when changing brake pads
^ Servicing brake calipers

12. Seals