Brakes
Replacing the front brake pads
In this manual: Brakes
~1min read
PADS
REPLACEMENT
- Open the expansion reservoir cap and wrap the reservoir in a rag.
- Raise and support the vehicle.
- Remove the front wheels.
- On the right side, disconnect the connector (1) from the wear sensor (Fig.7).

Fig. 7
- Insert a flat-blade screwdriver between the caliper and the pad and pry to create a small clearance.
If necessary, use a syringe to remove any brake fluid that overflows from the expansion reservoir when the caliper piston is pushed back.- Remove the caliper mounting bolts (2) (Fig.8).
Hang the caliper from the body so as not to damage the hose.
Fig. 8
- Remove (Fig.9):
- the pads (3),
- the anti-rattle clips (4).

Fig. 9
- Push the piston back using a suitable tool (Fig.10).

Fig. 10
Take care not to overfill the brake fluid reservoir.- Check the piston seal, the condition of the piston dust boot and the disc wear.
To refit, reverse the removal procedure, observing the following points:
- clean the caliper,
- clean the brake disc with a suitable solvent,
- grease the edges of the brake pads, without getting grease on the friction material,
- replace any defective parts,
- observe the specified tightening torques,
- check and, if necessary, top up the expansion reservoir level with the specified brake fluid.
Press the brake pedal several times so that the pads move into their operating position.Test yourself
A quick Mercedes-Benz B-Class quiz: every answer comes with an explanation and a link to the manual page.
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