LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2021 >> GLB35 AMG >> Repair and Diagnosis >> Brakes >> Traction Control >> Brakes - Hydraulic & Mechanical System - 247 Chassis >> Maintenance >> Replace Brake Fluid - AP42.00-P-4280E

Replace Brake Fluid - AP42.00-P-4280E

Model 118, 177, 247 

Shown on model 177.087 

G14688064Courtesy of MERCEDES-BENZ USA

Shown on model 247.014 

G14688065Courtesy of MERCEDES-BENZ USA
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
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 
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 
Topical note  Notes on repairs to brake system   AH42.00-P-0003-01A 
Topical note  Brake fluid notes   AH42.50-P-0001-01A 
CLEAN Clean     
1 Clean area surrounding cap (2) and expansion reservoir (1).    
REMOVING Remove     
2 Unscrew cap (2).    
3 Extract brake fluid from expansion reservoir (1).    
4 Add new brake fluid up to the max. marking in the expansion reservoir (1). IMPORTANT Fold trim (3) to check.  
5 Connect filling and bleeding unit to expansion reservoir (1) and switch on. NOTES
Note operating instructions for filling and bleeding unit.
Damage can otherwise occur.
 
  Change fluid     
6 Lift vehicle with lifting platform.    
REFER TO TESTING & REPAIR     AR00.60-P-1006A
7 Renew brake fluid.    
  General brake fluid   BB00.40-P-0330-01A
REFER TO CAPACITIES & SPECIFICATIONS Brake fluids (DOT 4 plus)   BB00.40-P-0331-00A
REFER TO CAPACITIES & SPECIFICATIONS     AR42.10-P-0010-02MFA 
REFER TO TESTING & REPAIR   NOTES
New brake fluid must escape without any bubbles via the bleed hose.
Damage can otherwise occur.
 
    TORQUE SPECIFICATION Bleed screw at brake caliper *BA42.10-P-1004-10ZA 
    TORQUE SPECIFICATION Vent screw on brake caliper (floating brake caliper)
If vent screw is not accessible: ↓ Detach attach wheel and tire assemblies.
IMPORTANT After obtaining special order.
*BA42.10-P-1004-12X 
8 Replace clutch operation system brake fluid. Model 118, 177, 247 with transmission 711.6  
REFER TO TESTING & REPAIR   Model 177 with engine 282 with transmission 711.6
Model 177 with engine 608 with transmission 711.6
AR25.20-P-0070MFA
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
    NOTES
New brake fluid must escape without any bubbles via the bleed hose.
Damage can otherwise occur.
 
    TORQUE SPECIFICATION Model 118, 177, 247 with transmission 711.6Bleed screw to central clutch operator *BA25.20-P-1001-01B 
INSPECT Check     
9 Check brake system for leaks.    
10 Check clutch operation for leak tightness. Model 118, 177, 247 with transmission 711.6  
INSTALLING Install     
11 Lower vehicle with vehicle lift.    
REFER TO TESTING & REPAIR     AR00.60-P-1006A
12 Disconnect filling and bleeding unit.    
INSPECT Check     
13 Check fluid level in expansion reservoir (1).   AP42.10-P-4210D 
INSTALLING Install     
14 Screw on cap (2).    
CLUTCH OPERATING SYSTEM

Number Designation Transmission 711.6 (except 711.640641)
BA25.20-P-1001-01B Bleed screw to central clutch operator Nm 9
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 247
BA42.10-P-1004-10ZA Bleed screw at brake caliper M10 Nm 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 247 with code U54 (Compound-link axle) Model 247 with code U55 (Multi-link axle)
BA42.10-P-1004-12X Vent screw on brake caliper (floating brake caliper) M10 Nm 18 18