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Removing and installing ETS/ASR/ESP hydraulic unit - AR42.40-P-0816A

MODEL 129, 140 as of 1.6.94, 170, 202 as of 1.6.94, 208, 210 with CODE (212a) Electronic traction support (ETS) with CODE (471a) Acceleration Slip Regulation (ASR) 

MODEL 129, 140, 210 with CODE (472a) Electronic Stability Program (ESP) 

MODEL 202, 208 with ENGINE 112, 113 with CODE (472a) Electronic Stability Program (ESP) 

Connections on the ESP hydraulic unit (A7/3) 

Fig 1: Identifying Connections On ESP Hydraulic Unit
G04635560Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Connections on the Teves ASR/ETS hydraulic unit (A7/3) 

Fig 2: Identifying Connections On Teves ASR/ETS Hydraulic Unit
G04635561Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Connections on the Bosch ASR V/ETS hydraulic unit (A7/3) 

Fig 3: Identifying Connections On Bosch ASR V/ETS Hydraulic Unit
G04635562Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig. item, etc. Work instructions    
DANGER Risk of poisoning  from swallowing brake fluid. Risk of injury  from skin and eye contact with brake fluid Pour brake fluid only into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid. AS42.50-Z-0001-01A
NOTES Notes on brake fluid   AH42.50-P-0001-01A
NOTES Notes on repairs to brake system   AH42.00-P-0003-01A
IMPORTANT Ignition off    
IMPORTANTAfter installation  Bleed brake system   AR42.10-P-0010A 
IMPORTANTAfter installation 
REFER TO SELF-DIAGNOSTIC SYSTEMS		 Read fault memory and erase   AD00.00-P-1000AZ
  Hydraulic lines SPECIAL TOOL Box wrench bit with width across flats 11 mm. Figure
    SPECIAL TOOL Box wrench bit with width across flats 12 mm. Fig 6
    TORQUE SPECIFICATION (ASR/ETS) *BA42.40-P-1001-01A 
    TORQUE SPECIFICATION (ESP) *BA42.45-P-1003-01A 
    Models 202, 208
NOTES Risk of confusion! Mark hydraulic lines and corresponding connections before unscrewing.		 *BA42.45-P-1003-01B 
    NOTESSPECIAL TOOL Seal off hydraulic lines and connections with blind plugs.
NOTESInstallation:  Pay attention to the markings when screwing on the hydraulic lines. Do not misconnect hydraulic lines. Trace line routing to the corresponding wheel if necessary.		 Fig 5
A Plastic caps IMPORTANTInstallation:  Install with the lug at the bottom.  
A7/3 Hydraulic unit (ETS) IMPORTANT Model 170: Pull upwards out of the rubber plugs.  
TORQUE SPECIFICATION Acceleration slip regulation (ASR)

Number Designation Model 129 Model 140 Model 202 Model 210
BA42.40-P-1001-01A Brake line to ASR / ETS hydraulic unit Nm 15 15 15 15
TORQUE SPECIFICATION Acceleration slip regulation (ASR)

Number Designation Model 170 Model 208
BA42.40-P-1001-01A Brake line to ASR / ETS hydraulic unit Nm 15 15
TORQUE SPECIFICATION Electronic Stability Program (ESP)

Number Designation Model 129 Model 140 Model 210
BA42.45-P-1003-01A Brake line to ESP hydraulic unit Nm 15 15 15
TORQUE SPECIFICATION Electronic Stability Program (ESP)

Number Designation Model 208 with engine 111
BA42.45-P-1003-01B Union nut, brake line to ESP hydraulic unit M10x1 Nm 14
M12X1 Nm 16
TORQUE SPECIFICATION Electronic Stability Program (ESP)

Number Designation Model 208 with engines 112, 113 Model 202 with engines 112, 113
BA42.45-P-1003-01B Union nut, brake line to ESP hydraulic unit M10x1 Nm 14 14
M12X1 Nm 16 16
Fig 4: Identifying Box Wrench Bit (000 589 75 03 00)
G04635563Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 5: Identifying Set Of Plugs (129 589 00 91 00)
G04635564Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 6: Identifying Box Wrench Bit (140 589 00 03 00)
G04635565Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
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