Checking front brake pad wear
Check/measure thickness of brake pads.
Caution:
- Brake pad thickness must not fall below the minimum value.
- Always replace the brake pads as a complete set.
Minimum pad thickness: 1.0 mm (0.04 in).
Checking rear brake pad wear
Make sure that the brake disc is not visible through the bore in the inner brake pad.
If necessary, check/measure thickness of brake pads.
Caution:
- Brake pad thickness must not fall below the minimum value.
- Always replace the brake pads as a complete set.
Minimum pad thickness: 1.5 mm (0.59 in)
Checking brake disc wear
Examine the brake discs carefully for cracks, damage, distortion, wear and score-marks.
Brake disc wear limit:
- front: 4.5 mm (0.18 in)
- rear: 4.5 mm (0.18 in)
Replacing brake pads, front brake
Remove brake caliper.
Remove keeper (arrow) from retaining pin.
Drive out retaining pin.
Remove brake pads.
Installation is the reverse of the removal procedure.
Before installing the brake caliper, force the pistons fully back with resetting tool, BMW No. 34 1 500.
Tightening torque: Brake caliper to fork slider tube — 40 Nm
Replacing brake pads, rear brake
Remove brake caliper.
Remove keeper (arrow) from retaining pin.
Drive the retaining pin out towards the wheel side.
Remove brake pads.
Installation is the reverse of the removal procedure.
Before installing the brake caliper, force the pistons fully back.
Tightening torque: Brake caliper to rear wheel drive — 40 Nm