Brake Pads Rear, Replacement

51: Replacing components, AW42 AWD

Brake pads rear, replacement
- Lift up the rear suspension.
- Remove the wheels.
- Remove the screw in the lower sliding bolt.
- Counterhold with a 15 mm wrench.



- Fold up the piston housing and hang with a steel wire.
- Remove the brake pads



Note! Do not depress the brake pedal while the linings are removed.

- Clean the lining's contact surfaces in the yoke.
- Check the dirt protection for the brake piston.
- If dirt has penetrated the cylinder on account of damaged dirt protection, the brake yoke must be renovated in accordance with.



- Press back the piston fully:
- Use a Polygrip.
- Use one of the old brake linings as a block against the piston.
- If the piston runs sluggishly this may be due to corrosion.
- This is recognised by the piston not springing back when pressed in.
- The yoke must then be renovated according to.

Note! When pressing in the level in the brake fluid reservoir can rise resulting in brake fluid spraying out. Check the rubber
protection for the sliding bolts. If in poor condition replace according to.

Checking brake discs
- If the brake discs are heavily worn, deformed or the thickness varies they should be replaced according to.




Thickness brake disc



Install new linings.
- Turn the piston housing.
- Turn carefully so that the dirt protection is not damaged.
- Tighten the screw on the lower sliding bolt.
- The torque must be 34 Nm.

Note! Use new screws.

Check the brake fluid level.
- Check the level of the brake fluid reservoir.
- Depress the brake pedal repeatedly.
- Mount the wheels.
- Install the wheels. See Installing wheels.