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Home >> Mercedes Benz >> 2012 >> G550 >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes -- Testing & Repair -- G-Class (463) >> Testing & Repair >> Replace brake lines - AR42.10-P-0020A

Replace brake lines - AR42.10-P-0020A

MODEL 163, 164, 168, 169, 170, 171, 202, 203, 208, 209, 210, 211, 215, 219, 220, 230, 245 

MODEL 461, 463 

Fig 1: Identifying Flange Specifications
G07888686Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
DANGER Risk of poisoning  caused by swallowing brake fluid. Risk of injury  caused by brake fluid coming into contact with skin and eyes. 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
NOTES Brake fluid notes   AH42.50-P-0001-01A
NOTES Notes on repairs to brake system   AH42.00-P-0003-01A
1 Remove each brake line (2) IMPORTANTInstallation:  Install brake line (2) free of tension and with correct torque on threaded connection.  
TORQUE SPECIFICATION Model 163, 170, 171, 202, 203, 208, 209, 210, 211, 215, 220, 230 *BA42.10-P-1001-04A 
TORQUE SPECIFICATION Model 168 *BA42.10-P-1002-04C 
TORQUE SPECIFICATION Model 219 *BA42.10-P-1001-04I 
TORQUE SPECIFICATION Model 169, 245 *BA42.10-P-1003-04H 
TORQUE SPECIFICATION Model 164 *BA42.10-P-1002-04J 
TORQUE SPECIFICATION Model 461, 463 *BA42.10-P-1001-04B 
2 Define length of new brake line (2) to match the old brake line (2) IMPORTANT Only two additional connecting points per brake line (2) are permissible for brake line (2) part replacement:
  • Only part replacement for brake lines (2) with line diameter of Ø 4.75 mm (wheel line)

IMPORTANT Heater lines (master brake cylinder to hydraulic unit), SBC return lines, plastic-coated lines and lines with flexible part are excluded from the repair.
 
3 Cut brake line (2) using pipe cutter IMPORTANT The constellation of the connecting point must be correct and there must be no soiling.
IMPORTANT Use specified cable connectors for installation only.
 
4 Make flange on brake line (2) IMPORTANT Before making the flange, fit the union nut (1) to the respective brake line (2).
IMPORTANT On Mercedes-Benz cars only brake lines (2) with an F-flange (a) as per DIN 74234 may be used.
IMPORTANT When making a flange for the brake line (2), the tool manufacturer specifications must be complied with.
 
5 Adapt new brake line (2) IMPORTANT Adapt brake line (2) using bending tool to old configuration.
A bending radius of 13 mm must not be exceeded here. When routing the brake line (2) make sure there is sufficient distance to other components. There must be no kinking and no line narrowing on the brake line (2).
 
6 Install in the reverse order    
INSPECT Checking     
7 Check surface of brake line (2) IMPORTANT Check surface of brake line (2) for scratches and paint damage, if necessary touch up any paint damage with textured paint.  
Textured paint *BR00.45-Z-1023-07A 
8 Thoroughly wax the brake line (2) after mounting it Cavity preservation *BR00.45-Z-1011-05A 
9 Bleed brake system    
Model 170, 202, 208, 210 AR42.10-P-0010A
Model 169.006 /007 /008 /031 /032 /033 /034 /090 /306 /307 /308 /331 /332 /333 /334
Model 245.207/ 208/ 231/ 232/ 233/ 234
AR42.10-P-0010AK
Model 168.006 /007 /008 /009 /031, WDB168.032, 9BM168.032, 168.033 /035 /109 /131 /132 /133 /135 AR42.10-P-0010GC
Model 163.113 /128 /136 /154 /157 /172 /174 /175 AR42.10-P-0010GH
Model 164 AR42.10-P-0010GZ
Model 215, 220 except model 220 with code (979) Special protection version, with code (Z07) Top protection AR42.10-P-0010I
Model 220 with code (979) Special protection version, with code (Z07) Top protection AR42.10-P-0010MB
Model 203, 209 AR42.10-P-0010P
Model 211, 219 with Adaptive Brake (ABR), model 230 with code (P99) "AMG Black Series" special model AR42.10-P-0010T
Model 230 without code (P99) Special model "AMG Black Series" AR42.10-P-0012R
Model 171 AR42.10-P-0010V
Model 461, 463 except model 463.270/ 271 and except model 463 with code (979) Special protection version AR42.10-P-0010GG 
Model 463 with CODE (979) Special protection version AR42.10-P-0010GS
Model 463.270 /271 AR42.10-P-0010GX 
10 Check brake system for leaktightness    
Model 170, 202, 203, 208, 209, 210 AR42.10-P-0015A
Model 169.006 /007 /008 /031 /032 /033 /034 /090 /306 /307 /308 /331 /332 /333 /334
Model 245.207/ 208/ 231/ 232/ 233/ 234
AR42.10-P-0015AK
Model 168.006 /007 /008 /009 /031, WDB168.032, 9BM168.032, 168.033 /035 /109 /131 /132 /133 /135 AR42.10-P-0015GC
Model 163.113 /128 /136 /154 /157 /172 /174 /175 AR42.10-P-0015GH
Model 215, 220 AR42.10-P-0015I
Model 211, 219 with Adaptive Brake (ABR) AR42.10-P-0015T
Model 171 AR42.10-P-0015V
Model 164 AR42.10-P-0015GZ
Model 461, 463 except model 463.270/ 271 and except model 463 with code (979) Special protection version AR42.10-P-0015GG 
Model 463.270 /271 AR42.10-P-0015GX 
11 Carry out brake test on the test stand Model 163, 164, 166, 168, 169, 170, 171, 202, 203, 208, 209, 210, 211, 215, 219, 220, 230, 245 except model 245.286 AP42.00-P-4290BA
Model 461, 463 AP42.00-P-4290G
BRAKE LINES, BRAKE HOSES

Number Designation Model 163.113 as of VIN A289565, X754620 163.154 as of VIN A289565 except USA ONLY Model 163.113 up to VIN A289564, X754619 163.154 up to VIN A289564 Model 163.128/ 172/174/ 175
BA42.10-P-1001-04A Brake pipe to brake hose Nm 18 18 18
BRAKE LINES, BRAKE HOSES

Number Designation Model 163.136 Model 163.154/157 USA ONLY Model 163.157 except USA ONLY Model 170
BA42.10-P-1001-04A Brake pipe to brake hose Nm 18 18 18 14
BRAKE LINES, BRAKE HOSES

Number Designation Model 171 Model 202 Model 203 Model 208
BA42.10-P-1001-04A Brake pipe to brake hose Nm 16 14 14 14
BRAKE LINES, BRAKE HOSES

Number Designation Model 209 Model 210 Model 211 with SBC Model 211 with ABR [Adaptive Brake]
BA42.10-P-1001-04A Brake pipe to brake hose Nm 14 14 18 18
BRAKE LINES, BRAKE HOSES

Number Designation Model 215 Model 220 Model 230 except code P99 Model 230 with code P99
BA42.10-P-1001-04A Brake pipe to brake hose Nm 14 14 14 14
BRAKE LINES, BRAKE HOSES

Number Designation Model 168.007/ 008/031/ 033 Model 168.006/ 009/131 Model 168.032/ 035 Models 168.109/ 132/133/ 135
BA42.10-P-1002-04C Brake pipe to brake hose Nm 14 14 14 14
BRAKE LINES, BRAKE HOSES

Number Designation Model 219 with SBC Model 219 with ABR
BA42.10-P-1001-04I Union nut, brake line to brake hose Nm 18 18
BRAKE LINES, BRAKE HOSES

Number Designation Model 164.1/8
BA42.10-P-1002-04J Brake pipe to brake hose Nm 15
BRAKE LINES, BRAKE HOSES

Number Designation Model 461 Model 463 except model 463.270/271 Model 463.270/271
BA42.10-P-1001-04B Brake pipe to brake hose Nm 15 15 15
BRAKE LINES, BRAKE HOSES

Number Designation Model 169 Model 245
BA42.10-P-1003-04H Brake pipe to brake hose Nm 18 18
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1011-05A Cavity sealant, solvent-free (1 l container) A 000 986 72 70 10
BR00.45-Z-1023-07A Textured paint (color number A2) A 001 986 79 36