Remove/install front axle brake caliper

AR42.10-P-0070LF

Remove/install front axle brake caliper

06.03.2020

Model

217, 222

Shown on model 222 - right side of vehicle

1

Screw

2

Brake caliper

3

Electric line

4

Brake hose

5

Bolts

6

Brake disk

S10/2

Right front brake wear sensor

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

 Caution

Risk of poisoning from swallowing brake fluid. Risk of injury from skin and eye contact with brake fluid

Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid.

AS42.50-Z-0001-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Topical note

Notes on repairs to brake system

AH42.00-P-0003-01A

Topical note

Brake fluid notes

AH42.50-P-0001-01A

Notes on installing brake wear indicator contact sensors

AH42.10-P-0003-01CW

 

Remove/install

1

Remove brakepads.

Model 217.377/378/379
with code B07 (AMG - ceramic brake system)
Model 222.177/178/179
with code B07 (AMG - ceramic brake system)

AR42.10-P-1600RKK

Model 217
except code B07 (AMG - ceramic brake system)
Model 222
except code B07 (AMG - ceramic brake system)
except code Z07 (B7 armoring on special protection version)

AR42.10-P-1600LF

Model 222
with code Z07 (B7 armoring on special protection version)

AR42.10-P-1610LFH

2

Unscrew screw (1) and remove electrical connector for right front brake wear sensor (S10/2) from brake caliper (2) and expose electric line (3).

When removing brake caliper (2) on right side of vehicle.

 MODEL 217, 222Bolt, brake wear sensor to brake caliper

*BA42.10-P-1004-10V

3

Remove appropriate brake hose (4).

AR42.10-P-0013LF

4

Remove screws (5) and remove brake caliper (2).

 Installation: Replace screw/bolts (5).

 MODEL 217, 222Bolt, brake caliper to steering knuckle

*BA42.10-P-1001-10V



Check

5

Check brake caliper (2) and dust boots of brake pistons for leak tightness and damage.

If a leakage or damage has been discovered.



Replace brake caliper (2).

6

Press back brake pistons with pusher tool.

 Resetting device

*000589524300

If a brake piston or several brake pistons are sluggish.



Replace brake caliper (2).



Clean

7

Clean contact surfaces of brakepads on brake caliper (2).


Do not use sharp-edged or pointed objects.
The dust boots can otherwise be damaged.

Assembly cleaner

*BR00.45-Z-1028-04A

8

Install in the reverse order.

9

Bleed brake system.

AR42.10-P-0010LF

 Danger

Risk of accident when commissioning the vehicle due to a lack of braking effect when the service brake is operated for the first time after repair work.

Before starting the engine, actuate brake pedal several times until pressure is built up and maintained in the brake system.

AS42.50-Z-0002-01A

10

Operate brake pedal several times until the brakepads make contact with the brake disks (6).

 Firm resistance should be noticeable at the brake pedal.



Check

11

Check fluid level in hydraulic fluid reservoir for brake fluid.



AP42.10-P-4210HA

12

Perform brake test on test stand.



AP42.00-P-4290BA

 Front axle brake caliper

Number

Designation

MODEL 217.377/378/379/477/479 with CODE B07

MODEL 217.377/378/379/477/479 except CODE B07

BA42.10-P-1001-10V

Bolt, brake caliper to steering knuckle

Stage 1

Nm

150

150

Stage 2

°

45

45

 Front axle brake caliper

Number

Designation

Model 217.364/382/384/385/482

MODEL 222.067/082/085/163/165/167/967, MODEL 222.004/032/033/057/104/123/132/133/157 with CODE 950/951, MODEL 222.176/182/184/185/976/982/984/985 except CODE Z07

BA42.10-P-1001-10V

Bolt, brake caliper to steering knuckle

Stage 1

Nm

150

150

Stage 2

°

45

45

 Front axle brake caliper

Number

Designation

MODEL 222.004/032/033/057/104/123/132/133/157 except CODE 950/951, MODEL 222.162/188

MODEL 222.077, MODEL 222.177/178/179 except CODE B07

BA42.10-P-1001-10V

Bolt, brake caliper to steering knuckle

Stage 1

Nm

150

150

Stage 2

°

45

45

 Front axle brake caliper

Number

Designation

MODEL 222.176/182/184/185/976/982/984/985 with CODE Z07, MODEL 222.177/178/179 with CODE B07

BA42.10-P-1001-10V

Bolt, brake caliper to steering knuckle

Stage 1

Nm

150

Stage 2

°

45

 Front axle brake caliper

Number

Designation

MODEL 217.377/378/379/477/479 with CODE B07

MODEL 217.377/378/379/477/479 except CODE B07

BA42.10-P-1004-10V

Bolt, brake wear sensor to brake caliper

Nm

8

8

 Front axle brake caliper

Number

Designation

Model 217.364/382/384/385/482

MODEL 222.067/082/085/163/165/167/967, MODEL 222.004/032/033/057/104/123/132/133/157 with CODE 950/951, MODEL 222.176/182/184/185/976/982/984/985 except CODE Z07

BA42.10-P-1004-10V

Bolt, brake wear sensor to brake caliper

Nm

8

8

 Front axle brake caliper

Number

Designation

MODEL 222.004/032/033/057/104/123/132/133/157 except CODE 950/951, MODEL 222.162/188

MODEL 222.077, MODEL 222.177/178/179 except CODE B07

BA42.10-P-1004-10V

Bolt, brake wear sensor to brake caliper

Nm

8

8

 Front axle brake caliper

Number

Designation

MODEL 222.176/182/184/185/976/982/984/985 with CODE Z07, MODEL 222.177/178/179 with CODE B07

BA42.10-P-1004-10V

Bolt, brake wear sensor to brake caliper

Nm

8

Repair materials

Number

Designation

Order number

BR00.45-Z-1028-04A

Assembly cleaner

A 000 986 56 01