LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2005 >> G500 >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes -- Testing & Repair -- G-Class (463) >> Testing & Repair >> Remove/install electronic stability program (ESP) hydraulic unit - AR42.45-P-0817AA

Remove/install electronic stability program (ESP) hydraulic unit - AR42.45-P-0817AA

MODEL 463.244 /245 /247 /250 /254 /309 /332 /333 as of 1.10.01, 463.249 /322 /323 /243 /246 /270 /271 

MODEL 463.248 as of 1.10.01 except CODE (979) Special protection version 

Fig 1: Identifying Electronic Stability Program Hydraulic Unit Remove/Install Components
G07741705Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
DANGER Risk of explosion  caused by oxyhydrogen gas. Risk of poisoning and caustic burns  caused by swallowing battery acid. Risk of injury  caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers. AS54.10-Z-0001-01A
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
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 engine, actuate brake pedal several times until the pressure is built up and maintained in the brake system. AS42.50-Z-0002-01A
1 Activate Service mode in Tele-Aid emergency call system IMPORTANT Only on model 463.243/244/245/247/248/ 250/254/270/309/322/323/332/333 with Tele-Aid car telephone emergency call system, code ET2 AR82.95-P-0005-03GR
IMPORTANT Notes regarding the Tele-Aid emergency call system Model 463.243/244/245/247/248/250/ 254/270/309/322/323/332/333 TELE AID car telephone emergency call system ET2 AH82.95-P-0001-01GA
2 Disconnect battery ground line IMPORTANT Only on model 463.244/245/247/248/250/ 254/309/332/333 as of 1.10.01, 463.249/322/323/243/246/270/271 AR54.10-P-0003G
NOTES Notes on battery All models AH54.10-P-0001-01A
3 Label hydraulic lines (1) for corresponding wheel    
4 Detach hydraulic lines (1). IMPORTANTInstallation:  Note marking.
IMPORTANT Seal all hydraulic lines (1) and connections immediately after removal using blind plugs, to avoid any larger quantities of brake fluid from escaping. Collect escaping brake fluid using a suitable container.
 
    TORQUE SPECIFICATION *BA42.10-P-1003-04B 
    TORQUE SPECIFICATION *BA42.10-P-1004-04B 
    MPECIAL TOOL Fig 2
    MPECIAL TOOL Fig 3
NOTES Brake fluid notes All models AH42.50-P-0001-01A
NOTES Notes on repairs to brake system All models AH42.00-P-0003-01A
5 Detach electrical connector for ESP hydraulic unit (2) to hydraulic unit Electronic Stability Program (ESP) (6)    
6 Detach electrical connector for ESP pressure switch (5)    
7 Take hydraulic unit of Electronic Stability Program (ESP) (6) out of bracket IMPORTANTInstallation:  Check all rubber grommets for damage and replace if necessary.  
8 Install in the reverse order    
9 Bleed brake system Only for model 463.244/245/247/250/254/ 309/332/333 as of 1.10.01 model 463.249/322/323/243/246/270/271 Model 463.248 as of 1.10.01 except special protection version, code 979 AR42.10-P-0010GG 
Only on model 463.270/271 AR42.10-P-0010GX 
10 Deactivate service mode in TELE AID emergency call system IMPORTANT Only on model 463.243/244/245/247/248/ 250/254/270/309/322/323/332/333 with Tele-Aid car telephone emergency call system, code ET2. AR82.95-P-0005-03GR
IMPORTANT Notes regarding the Tele-Aid emergency call system Model 463.243/244/245/247/248/250/ 254/270/309/322/323/332/333 TELE AID car telephone emergency call system ET2 AH82.95-P-0001-01GA
11 Read out and erase fault memory using Star DIAGNOSIS IMPORTANT Faults stored which have been caused by cables being disconnected or a simulation during assembly or test work, must be processed and erased from the fault memories after the work is completed.  
REFER TO SELF-DIAGNOSTIC SYSTEMS Connect STAR DIAGNOSIS and read out fault memory   AD00.00-P-2000-04A
STAR DIAGNOSIS Compact diagnosis system for passenger cars
12 Perform function check with STAR DIAGNOSIS STAR DIAGNOSIS Compact diagnosis system for passenger cars  
13 Perform basic programming   AR00.19-P-0200P
BRAKE LINES, BRAKE HOSES

Number Designation Model 463 except model 463.270/271 Model 463.270/271
BA42.10-P-1003-04B Brake pipe to master brake cylinder Nm 15 15
BA42.10-P-1004-04B Brake line to ABS/ESP hydraulic unit Nm 16 15
Fig 2: Identifying Box Wrench Bit (000 589 75 03 00)
G07741706Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Set Of Stop Plugs (129 589 00 91 00)
G07741707Courtesy of MERCEDES-BENZ USA