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Home >> Mercedes Benz >> 2021 >> GLA35 AMG >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brakes - Hydraulic & Mechanical System -- 247 Chassis (1 Of 2) >> Testing & Repair >> Bleed Brake System - AR42.10-P-0010MFA

Bleed Brake System - AR42.10-P-0010MFA

Model 118, 177, 243, 247 

Shown on model 177.087 

G16050029Courtesy of MERCEDES-BENZ USA
DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
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 
Notice  Notes on repairs to brake system   AH42.00-P-0003-01A 
Notice  Notes on handling, transport and storage of composite brake disks   AH42.10-P-9406-12LF 
Notice  Brake fluid notes   AH42.50-P-0001-01A 
  Notes on safety-relevant components   AH00.00-Z-0019-01A
REMOVING Remove     
1 Clean area around cap (2) of brake fluid reservoir (1). Assembly cleaner *BR00.45-Z-1028-04A 
2 Unscrew cap (2) of brake fluid reservoir (1).    
  Bleeding     
3 Fill brake fluid reservoir (1) with new brake fluid up to maximum mark.    
REFER TO CAPACITIES & SPECIFICATIONS Brake fluids (DOT 4 plus)   BB00.40-P-0331-00A
REFER TO CAPACITIES & SPECIFICATIONS General brake fluid   BB00.40-P-0330-01A
4 Connect filling unit to brake fluid reservoir (1).    
REFER TO SPECIAL TOOLS 000 588 16 82 00 Filling unit   WS25.00-P-0038B
REFER TO CAPACITIES & SPECIFICATIONS General brake fluid   BB00.40-P-0330-01A
REFER TO CAPACITIES & SPECIFICATIONS Brake fluids (DOT 4 plus)   BB00.40-P-0331-00A
    IMPORTANT Observe manufacturer's operating instructions.  
5 Switch on filling unit.    
6 Lift vehicle with vehicle lift.   AR00.60-P-1006A
7 Bleed the system.    
REFER TO SPECIAL TOOLS 000 588 16 82 00 Filling unit   WS25.00-P-0038B
      AR42.10-P-0010-02MFA 
    TORQUE SPECIFICATION Vent screw on brake caliper (floating brake caliper) *BA42.10-P-1004-12X 
    TORQUE SPECIFICATION Bleed screw at brake caliper *BA42.10-P-1004-10ZA 
8 Switch off filling unit and disconnect from brake fluid reservoir (1).    
REFER TO SPECIAL TOOLS 000 588 16 82 00 Filling unit   WS25.00-P-0038B
9 Check brake system for leaks.   AR42.10-P-0100-01MFA 
10 Correct fluid level in brake fluid reservoir (1).    
REFER TO MAINTENANCE   Model 243 AP42.10-P-4210I
REFER TO MAINTENANCE   Model 118, 177, 247 AP42.10-P-4210D 
INSTALLING Install     
11 Seal brake fluid reservoir (1) with cap (2).    
12 Lower vehicle with vehicle lift.   AR00.60-P-1006A
FRONT AXLE BRAKE CALIPER

Number Designation Model 118 Model 177
BA42.10-P-1004-10ZA Bleed screw at brake caliper M10 Nm 18 18
FRONT AXLE BRAKE CALIPER

Number Designation Model 243 Model 247
BA42.10-P-1004-10ZA Bleed screw at brake caliper M10 Nm 18 18
REAR AXLE BRAKE CALIPER

Number Designation Model 118 with code U54 (Compound-link axle) Model 118 with code U55 (Multi-link axle)
BA42.10-P-1004-12X Vent screw on brake caliper (floating brake caliper) M10 Nm 18 18
REAR AXLE BRAKE CALIPER

Number Designation Model 177 with code U54 (Compound-link axle) Model 177
with code U55 (Multi-link axle)
BA42.10-P-1004-12X Vent screw on brake caliper (floating brake caliper) M10 Nm 18 18
REAR AXLE BRAKE CALIPER

Number Designation Model 243 Model 247 with code U54 (Compound-link axle)
BA42.10-P-1004-12X Vent screw on brake caliper (floating brake caliper) M10 Nm 18 18
REAR AXLE BRAKE CALIPER

Number Designation Model 247 with code U55 (Multi-link axle)
BA42.10-P-1004-12X Vent screw on brake caliper (floating brake caliper) M10 Nm 18
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1028-04A Assembly cleaner A 000 986 56 01