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Home >> Mercedes Benz >> 2021 >> S500 >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brakes -- Hydraulic & Mechanical System (2 Of 2) -- 223 Chassis >> Maintenance >> Replace Brake Fluid - AP42.00-P-4280H

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

Model 206, 214, 223, 236, 254 

G16189200Courtesy of MERCEDES-BENZ USA

Shown on model 223.163 

G16189201Courtesy of MERCEDES-BENZ USA

Shown on model 223.163 

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
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
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
WARNING Risk of injury  from engine start by remote start function Prior to starting work, open engine hood, do not reach into rotation range or hazard area of freely rotating parts, wear closed and snug-fitting work clothes AS00.00-Z-0024-01A
WARNING Risk of injury  due to fan starting unexpectedly Do not reach into the rotation area or danger zone of the fan. Wear closed and snug-fitting work clothes. AS20.40-Z-0001-01A
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  Notes on handling, transport and storage of ceramic brake disks   AH42.10-P-9406-13A
Notice  Brake fluid notes   AH42.50-P-0001-01A
REMOVING Remove     
1 Remove left rear engine compartment trim (3).    
CLEANING Clean     
2 Clean cap (2) and area surrounding cap (2) on brake fluid expansion reservoir (1).    
REMOVING Remove     
3 Unscrew cap (2).    
  Replace brake fluid     
4 Suction brake fluid out of brake fluid expansion reservoir (1).    
REFER TO SPECIAL TOOLS 000 588 16 82 00 Filling unit   WS25.00-P-0038B
5 Connect filler/bleeder unit to brake fluid expansion reservoir (1) and switch on. NOTES Note operating instructions for filling and bleeding unit.
Damage can otherwise occur.
 
REFER TO SPECIAL TOOLS 000 588 16 82 00 Filling unit   WS25.00-P-0038B
6
REFER TO TESTING & REPAIR
Lift vehicle with vehicle lift.   AR00.60-P-1006A
7
REFER TO SPECIAL TOOLS
Renew brake fluid.
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
REFER TO TESTING & REPAIR   NOTES New brake fluid must escape without any bubbles via the bleed hose.
Damage can otherwise occur.
AR42.10-P-0010-02FR
    TORQUE SPECIFICATION Model 206 with engine 139
except code M005 (Vehicles with 4MATIC/all-wheel drive)
Model 206 with engine 139
with code M005 (Vehicles with 4MATIC/all-wheel drive)
Model 206, 254 with engine 254, 654
Model 214 (except 214.063/263)
Model 214.063/263
except code U70 (red-painted brake callipers)
Model 214.063/263
with code U70 (red-painted brake callipers)
Model 236 with engine 139
Model 236 with engine 254, 256, 654
Bleed screw
*BA42.10-P-1003-10DA 
    TORQUE SPECIFICATION Model 223 (except 223.182)
except code Z07 (B7 armoring on special protection version)
Model 223 (except 223.182)
with code Z07 (B7 armoring on special protection version)
Model 223.182
Bleed screw on brake caliper
*BA42.10-P-1002-10CA 
    TORQUE SPECIFICATION Model 206, 214, 254
Model 236 with engine 139
Model 236 with engine 254, 256, 654
Bleed screw to brake caliper
*BA42.10-P-1002-12V 
    TORQUE SPECIFICATION Model 223
except code Z07 (B7 armoring on special protection version)
Model 223
with code Z07 (B7 armoring on special protection version)
Bleed screw to brake caliper
*BA42.10-P-1002-12Y 
    If bleed screw is not accessible,
↓
detach/attach wheel and tire assemblies.
IMPORTANT After obtaining special order.
 
CLEANING Clean     
8 Clean and remove any leaked brake fluid on bleed screws and brake calipers. If brake fluid has escaped at bleed screw thread.  
  Replace brake fluid     
9
REFER TO TESTING & REPAIR
Lower vehicle with vehicle lift.   AR00.60-P-1006A
10 Switch off filling and bleeding unit and disconnect.    
REFER TO SPECIAL TOOLS 000 588 16 82 00 Filling unit   WS25.00-P-0038B
INSPECT Check     
11 Operate brake pedal until full back pressure. IMPORTANT The brake pedal must not give way.
If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.
 
12
REFER TO TESTING & REPAIR
Lift vehicle with vehicle lift.   AR00.60-P-1006A
13 Check bleed screws on brake calipers for fluid loss. If problems are determined,
↓
rectify the problems.
IMPORTANT After obtaining special order.
 
14
REFER TO TESTING & REPAIR
Lower vehicle with vehicle lift.   AR00.60-P-1006A
15 Check fluid level in brake fluid expansion reservoir (1). If fluid level is below Max. marking,
↓
fill brake fluid up to Max. marking.
If fluid level is above Max. marking,
↓
extract brake fluid up to Max. marking.
 
REFER TO SPECIAL TOOLS   000 588 16 82 00 Filling unit WS25.00-P-0038B
INSTALLING Install     
16 Screw on cap (2).    
17 Install left rear engine compartment trim (3).    
FRONT AXLE BRAKE CALIPER

Number Designation Model 223.182 Model 223 (except 223.182) with code Z07
BA42.10-P-1002-10CA Bleed screw on brake caliper Nm 18 18
FRONT AXLE BRAKE CALIPER

Number Designation Model 223 (except 223.182) except code Z07
BA42.10-P-1002-10CA Bleed screw on brake caliper Nm 18
REAR AXLE BRAKE CALIPER

Number Designation Model 206 Model 214
BA42.10-P-1002-12V Bleed screw to brake caliper Nm 11 11
REAR AXLE BRAKE CALIPER

Number Designation Model 236 with engine 139 Model 236 with engine 254, 256, 654
BA42.10-P-1002-12V Bleed screw to brake caliper Nm 14 11
REAR AXLE BRAKE CALIPER

Number Designation Model 254
BA42.10-P-1002-12V Bleed screw to brake caliper Nm 11
REAR AXLE BRAKE CALIPER

Number Designation Model 223 except code Z07 Model 223 with code Z07
BA42.10-P-1002-12Y Bleed screw to brake caliper M10 Nm 11 11
FRONT AXLE BRAKE CALIPER

Number Designation Model 206 with engine 139 with code M005 (Vehicles with 4MATIC/all-wheel drive) Model 206 with engine 139 except code M005 (Vehicles with 4MATIC/all-wheel drive)
BA42.10-P-1003-10DA Bleed screw Nm 18 18
FRONT AXLE BRAKE CALIPER

Number Designation Model 206 with engine 254, 654 Model 214 (except 214.063/263)
BA42.10-P-1003-10DA Bleed screw Nm 18 18
FRONT AXLE BRAKE CALIPER

Number Designation Model 214.063/263 except code U70 Model 214.063/263 with code U70
BA42.10-P-1003-10DA Bleed screw Nm 18 18
FRONT AXLE BRAKE CALIPER

Number Designation Model 236 with engine 139 Model 236 with engine 254, 256, 654
BA42.10-P-1003-10DA Bleed screw Nm 18 18
FRONT AXLE BRAKE CALIPER

Number Designation Model 254 with engine 254, 654
BA42.10-P-1003-10DA Bleed screw Nm 18