Tie the caliper to the suspension or to the body with a wire without disconnecting from the brake hose to prevent depressurization of the brake system.Make sure that the brake caliper is not hanging on the brake hose.Don't press the brake pedal after the brake caliper has been removed. As a result, the piston can fall out from the brake cylinder, and brake fluid leakage and depressurization of the system may occur. Check the brake caliper bracket, brake caliper guide pins and boots. Clean them. Replace, if necessary.
Step 12
Clean the brake disc fasteners. Use a wire brush. Use WD-40 spray.
Step 13
Unscrew the brake disc fastening. Use Torx T30. Use a ratchet wrench.
Step 14
Remove the brake disc.
Step 15
Clean the fastener connecting the tie rod end to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 16
Unscrew the end fastening nut to the steering knuckle. Use a drive socket #22. Use a ratchet wrench.
Step 17
Disconnect the tie rod end from the steering knuckle. Use a ball joint puller.
Step 18
Clean the ABS sensor fastener. Use a wire brush. Use WD-40 spray.
Step 19
Unscrew the ABS sensor fastener. Use a drive socket #10. Use a ratchet wrench.
Step 20
Disconnect the ABS sensor.
Step 21
Clean the fastener that connects the ball joint to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 22
Unscrew the ball joint fastening to the steering knuckle. Use a combination spanner #21.
Step 23
Disconnect the lower arm from the steering knuckle. Use a crowbar. Use a hammer.
Step 24
Clean the fastener of the bracket that connects the brake hose to the shock strut. Use a wire brush. Use WD-40 spray.
Step 25
Remove the bracket from the shock absorber strut. Use a flat screwdriver.
Step 26
Clean the fasteners connecting the shock strut to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 27
Unscrew the lower fastener connecting the shock strut to the steering knuckle. Use a combination spanner #21. Use a drive socket #21. Use a ratchet wrench.
Step 28
Remove the fastening bolts.
Step 29
Remove the steering knuckle together with the hub.
Step 30
Press the wheel hub out from the tapered roller bearing. Use a bush and bearing driver set. Use a hammer.
Step 31
Remove the retaining ring from the steering knuckle. Use circlip pliers.
Step 32
Press out the wheel hub bearing. Use a bush and bearing driver set.
Step 33
Clean the hub bearing mounting seat. Use a wire brush.
Step 34
Press the new bearing in the steering knuckle. Use a bush and bearing driver set. Use a hammer.
Check to make sure the wheel hub bearing is positioned correctly. Avoid its misalignment. Stop pressing on the surface of the bearing immediately after it has been fitted into its mounting seat.
Step 35
Install the retaining ring in the steering knuckle. Use circlip pliers.
Step 36
Press the wheel hub into the bearing inner race. Use a bush and bearing driver set.
Step 37
Install the steering knuckle with a hub in assembly.
Step 38
Install the fastening bolts.
Step 39
Screw in the fastener that connects the shock strut to the steering knuckle.
Step 40
Tighten the lower fasteners connecting the shock strut to the steering knuckle. Use a combination spanner #21. Use a drive socket #21. Use a torque wrench. Tighten it to 120 Nm torque.+90°
AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 41
Install the bracket onto the shock absorber strut.
Step 42
Connect the lower arm to the steering knuckle. Use a crowbar.
Step 43
Tighten the ball joint fastener. Use a combination spanner #21. Use a torque wrench. Tighten it to 50 Nm torque.+60°
AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 44
Connect the ABS sensor.
Step 45
Screw in the ABS sensor fastener. Use a drive socket #10. Use a ratchet wrench.
Step 46
Connect the tie rod end to the steering knuckle.
Step 47
Tighten the fastening nut connecting the tie rod end to the steering knuckle. Use a drive socket #22. Use a torque wrench. Tighten it to 60 nm torque.
Step 48
Tighten the hub. Use a drive socket #30. Use a torque wrench. Tighten it to 100 Nm torque.+60°
AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 49
Install the hub bearing protection cap. Use a hammer.
Step 50
Clean the hub. Use a wire brush.
Step 51
Treat the contacting surface. Use copper grease.
Step 52
Install the brake disc.
Step 53
Tighten the brake disc fastening. Use Torx T30. Use a torque wrench. Tighten it to 9 Nm torque.
Step 54
Clean the mounting seats of the caliper and its bracket. Use a wire brush. Use WD-40 spray.
Step 55
Install the brake caliper together with its bracket.
Step 56
Tighten the brake caliper bracket. Use a drive socket #18. Use a torque wrench. Tighten it to 115 Nm torque.
Step 57
Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 58
Clean the brake disk surface. Use a brake cleaner.
AUTODOC recommends:
Replacement: wheel bearing – Mercedes W169. After applying the spray, wait a few minutes.
Step 59
Install the wheel.
Replacement: wheel bearing – Mercedes W169. Tip:
To avoid injury, hold up the wheel when screwing in the fastening bolts.
Step 60
Screw in the wheel bolts. Use wheel impact socket #17.
Step 61
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 62
Remove the jacks and chocks.
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