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Home >> Mercedes Benz >> 2013 >> GL63 >> Repair and Diagnosis >> External Pages >> Different car >> Section 153 (Brakes - Hydraulic & Mechanical System - Maintenance - 1 Of 2) >> Maintenance >> Replace Brake Fluid >> Replace brake fluid - AP42.00-P-4280V

Replace brake fluid - AP42.00-P-4280V

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Model 171, 172, 231 

MODIFICATION NOTES

31.8.12 Bleeder screw on the brake calliper   BA42.10-P-1005-10U

Model 171 shown 

Fig 1: Identifying Filling & Bleeding Device
G10037976Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
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 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 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
NOTES Brake fluid notes   AH42.50-P-0001-01A
NOTES Notes on repairs to brake system   AH42.00-P-0003-01A
1 Open engine hood and raise to vertical position    
2 Remove cover above brake fluid reservoir Model 231  
3 Unscrew cap of brake fluid reservoir    
4 Pump off brake fluid from brake fluid reservoir    
5 Pour new brake fluid up to "MAX" mark in brake fluid reservoir FLUID SPECIFICATION Model 171, 172Brake fluid *BF42.10-P-1001-01A 
FLUID SPECIFICATION Model 231Brake fluid *BF42.10-P-1001-01J 
6 Connect filler/bleeder unit (01) to brake fluid reservoir    
REFER TO SPECIAL TOOLS 000 588 01 82 00 Filling unit WS25.00-P-0016B
IMPORTANT Note operating instructions for filler/bleeder unit (01).
7 Lift vehicle on vehicle lift    
REFER TO TESTING & REPAIR Lift/jack up vehicle Model 171, 172 AR00.60-P-1000V
REFER TO TESTING & REPAIR Lift/jack up vehicle Model 231 AR00.60-P-1000TX
8 Remove bottom engine compartment paneling    
REFER TO TESTING & REPAIR Remove/install bottom engine compartment paneling Model 171 AR61.20-P-1105V
REFER TO TESTING & REPAIR Remove/install bottom engine compartment paneling Model 172 with engine 271 AR61.20-P-1105W
REFER TO TESTING & REPAIR Remove/install bottom parts of soundproofing Model 172 with engine 651
IMPORTANT Vehicles with manual transmission
AR94.30-P-5300W
9 Replace brake fluid    
REFER TO TESTING & REPAIR Carrying out bleeding operation Model 171 AR42.10-P-0010-02V
REFER TO TESTING & REPAIR Carrying out bleeding operation Model 172 AR42.10-P-0010-02EW
REFER TO TESTING & REPAIR Carrying out bleeding operation Model 231
IMPORTANT To do so, conduct bleeding operation:
IMPORTANT The new brake fluid must escape without any bubbles through the bleed hose.
AR42.10-P-0010-02RK
TORQUE SPECIFICATION Model 171 bleed screw to rear axle brake caliper. Bleed screw to brake caliper. *BA42.10-P-1002-12P 
TORQUE SPECIFICATION Model 172, 231 bleed screw on rear axle brake caliper. Bleed screw to brake caliper. *BA42.10-P-1002-12J 
TORQUE SPECIFICATION MODEL 171, bleed screw to front axle brake caliper. Bleed screw to brake caliper. *BA42.10-P-1002-10P 
TORQUE SPECIFICATION Model 172 bleed screw to front axle brake caliper. Bleed screw at brake caliper. *BA42.10-P-1003-10J 
TORQUE SPECIFICATION MODEL 231, bleed screw to front axle brake caliper. Bleed screw on brake caliper. *BA42.10-P-1005-10U 
TORQUE SPECIFICATION Vehicles with manual transmission, bleed screw to central clutch release bearing. Bleed screw to central clutch operator. *BA25.20-P-1001-01B 
TORQUE SPECIFICATION Vehicles with manual transmission, bleed screw to central clutch release bearing. Bleed screw to central clutch operator. *BA25.20-P-1001-01B 
10 Install lower engine compartment paneling    
REFER TO TESTING & REPAIR Remove/install bottom engine compartment paneling Model 171 AR61.20-P-1105V
REFER TO TESTING & REPAIR Remove/install bottom engine compartment paneling Model 172 with engine 271 AR61.20-P-1105W
REFER TO TESTING & REPAIR Remove/install bottom parts of soundproofing Model 172 with engine 651
IMPORTANT Vehicles with manual transmission
AR94.30-P-5300W
11 Lower vehicle    
12 Detach filler/bleeder unit (01) from brake fluid reservoir    
13 Correct fluid level in brake fluid reservoir Brake system - inspect fluid level AP42.10-P-4210V 
14 Screw on brake fluid reservoir cap    
INSPECT Check     
15 Check brake system for leaks    
REFER TO TESTING & REPAIR Check brake system for leaks Model 171, 172 AR42.10-P-0100-01V
REFER TO TESTING & REPAIR Check brake system for leaks Model 231 AR42.10-P-0100-01RK
16 Install cover above brake fluid reservoir Model 231  
17 Close engine hood    
CLUTCH OPERATING SYSTEM

Number Designation Transmission 711.6 in model 117, 156, 171, 172, 176, 203, 204, 207, 212, 242, 246 Transmission 716.6 in model 163, 170, 171, 202, 203, 204, 207, 208, 209, 210, 212, 230
BA25.20-P-1001-01B Bleed screw to central clutch operator Nm 9 9
FRONT AXLE BRAKE CALIPER

Number Designation Model 171
BA42.10-P-1002-10P Bleed screw to brake caliper Nm 14
REAR AXLE BRAKE CALIPER

Number Designation Model 172 Model 231
BA42.10-P-1002-12J Bleed screw to brake caliper Nm 18 18
REAR AXLE BRAKE CALIPER

Number Designation Model 171 (except 171.473)
BA42.10-P-1002-12P Bleed screw to brake caliper Nm 14
FRONT AXLE BRAKE CALIPER

Number Designation Model 172
BA42.10-P-1003-10J Bleed screw at brake caliper Nm 18
FRONT AXLE BRAKE CALIPER

Number Designation Model 231.457/473 MODEL 231.474 except CODEB07
BA42.10-P-1005-10U Bleed screw on brake caliper Nm 18 18
FRONT AXLE BRAKE CALIPER

Number Designation MODEL 231.474 with CODE B07 MODEL 231.479 except CODE B07
BA42.10-P-1005-10U Bleed screw on brake caliper Nm 18 18
FRONT AXLE BRAKE CALIPER

Number Designation MODEL 231.479 with CODE B07
BA42.10-P-1005-10U Bleed screw on brake caliper Nm 18
BRAKE FLUID

Number Designation Model 171 Model 172
BF42.10-P-1001-01A Brake fluid Filling capacity Liter ≈0, 45...0, 6 ≈0, 5
Specifications for Operating Fluids, Sheet DOT 4. See GENERAL BRAKE FLUID (https://bevo.mercedes-benz.com/index.php?language_id=1) DOT 4. See GENERAL BRAKE FLUID (https://bevo.mercedes-benz.com/index.php?language_id=1)
Specifications for Operating Fluids, Sheet MB 331.0 brake fluid A 000 989 08 07 MB 331.0 brake fluid A 000 989 08 07
BRAKE FLUID

Number Designation Model 231
BF42.10-P-1001-01J Brake fluid Filling capacity Liter ≈0, 6
Sheet DOT 4. See GENERAL BRAKE FLUID (https://bevo.mercedes-benz.com/index.php?language_id=1)
Sheet MB 331.0 brake fluid A 000 989 08 07