Recommended replacement interval for the part category Brake Shoe : 100000 km

Important!

This replacement procedure can be used for:
MERCEDES-BENZ A-Class (W168) A 160 (168.033, 168.133)

The steps may slightly vary depending on the car design.

How to change rear brake drums and rear brake pads on MERCEDES-BENZ A W168 TUTORIAL | AUTODOC

Replacement: brake shoes – Mercedes W168. Tools you need:

                        Wire brush
                      
                        WD-40 spray
                      
                        Copper grease 
                      
                        Drive socket # 30
                      
                        HEX bit no.H6.
                      
                        Wheel impact socket #17
                      
                        Ratchet wrench
                      
                        Torque wrench
                      
                        Round-nose pliers
                      
                        Pliers 
                      
                        Flat chisel
                      
                        Hammer
                      
                        Rubber mallet
                      
                        Crow bar
                      
                        Flat Screwdriver
                      
                        Wheel chock

All the parts you need to replace – Brake Shoes for A-Class (W168) and other MERCEDES-BENZ models

MERCEDES-BENZ A-Class (W168) A 160 (168.033, 168.133)

Replacement: brake shoes – Mercedes W168. AUTODOC experts recommend:

Perform the replacement of brake pads in complete set for each axis. This provides effective braking.
The replacement procedure is identical for all brake pads on the same axle.
All work should be done with the engine stopped.

Replacement: brake shoes – Mercedes W168. Take the following steps:

Step 1

Open the bonnet.Unscrew the brake fluid reservoir cap.
Step 2

Secure the wheels with chocks.
Step 3

Loosen the wheel mounting bolts.Use wheel impact socket #17.
Step 4

Raise the rear of the car and secure on supports.
Step 5

Unscrew the wheel bolts.

Replacement: brake shoes – Mercedes W168. AUTODOC recommends:

To avoid injury, hold up the wheel when unscrewing the bolts.
Step 6

Remove the wheel.
Step 7

Clean the brake drum fasteners.Use a wire brush.Use WD-40 spray.
Step 8

Unscrew the brake drum fastening.Use HEX No.H6.Use a ratchet wrench.
Step 9

Remove the brake drum.Use a rubber mallet.
Step 10

Remove the hub bearing protection cap.Use a flat screwdriver.
Step 11

Unscrew the wheel hub axle nut. Use a drive socket #30.Use a ratchet wrench.
Step 12

Remove the fastening nut.

Step 13

Remove the wheel hub.Use a crowbar.
Step 14

Remove the brake pads retaining clips. Use round-nose pliers.
Step 15

Pull both brake shoes with the adjuster from the working brake cylinder, avoiding damage to the boots.Use round-nose pliers.

Replacement: brake shoes – Mercedes W168. Tip:

Don't press the brake pedal after removing the rear brake drum shoes. This will cause the piston to fall out of the brake cylinder, leakage of brake fluid and depressurization of the system.
Step 16

Release the parking brake cable.Use round-nose pliers.
Step 17

Remove the retaining springs of the brake pads.
Step 18

Remove both shoes from the mounting bracket.
Step 19

Perform further demounting of the upper retaining spring and the adjuster mechanism.Use pliers.
Step 20

Install the upper retaining springs and adjustment mechanism on new brake shoes.
Step 21

Place the brake shoes so that their inward edges rest on the anchor plate.
Step 22

Install the retaining springs of the brake pads.Use pliers.
Step 23

Secure the parking brake cable.
Step 24

Attach the brake shoes, together with the brake adjuster, to the wheel cylinder.
Step 25

Install the brake pads retaining clips. Use round-nose pliers.
Step 26

Install the wheel hub.
Step 27

Install the fastening nut.

Step 28

Tighten the hub.Use a drive socket #30.Use a torque wrench.Tighten it to 155 Nm torque.
Step 29

Restake the wheel hub retaining nut.Use a flat metal-working chisel.Use a hammer.
Step 30

Install the hub bearing protection cap.Use a rubber mallet.

Step 31

Clean the hub.Use a wire brush.Treat the contacting surface.Use copper grease.
Step 32

Install a brake drum.
Step 33

Tigten the brake drum fasteners.Use a flat screwdriver.Use HEX No.H6.Use a torque wrench.Tighten it to 9 Nm torque.
Step 34

Clean the wheel rim mounting seat. Use a wire brush.

Step 35

Treat the surface where the wheel rim contacts the brake drum.Use copper grease.
Step 36

Install the wheel.

Replacement: brake shoes – Mercedes W168. Tip from AUTODOC experts:

To avoid injury, hold up the wheel when screwing in the fastening bolts.
Step 37

Screw in the wheel bolts.Use wheel impact socket #17.
Step 38

Lower the car and working in a cross order, tighten the wheel bolts.Use wheel impact socket #17.Use a torque wrench.Tighten it to 120 nm torque.
Step 39

Remove the jacks and chocks.

Replacement: brake shoes – Mercedes W168. Professionals recommend:

Check the brake fluid level in the expansion tank and refill if necessary.
Step 40

Tighten the brake fluid reservoir cap. Close the hood.
Step 41

Adjust the gap between the brake shoes and the drum on Mercedes W168, pressing the brake pedal 10-15 times.

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