LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2009 >> E350 Base >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Electrical System, Equipment & Instructions -- Testing & Repair -- E350 (211.256) >> Testing & Repair >> Remove/install vehicle power supply control unit - AR54.21-P-0100TA

Remove/install vehicle power supply control unit - AR54.21-P-0100TA

MODEL 211.2 up to 31.5.06 

Fig 1: Identifying Vehicle Power Supply Control Unit Components (1 Of 2)
G07274686Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 2: Identifying Vehicle Power Supply Control Unit Components (2 Of 2)
G07274687Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
MODIFICATION NOTES

10.8.05 The operation step "Disconnect ground line of additional battery" is deleted  
  Attach a cable bridge for bridging negative terminal of battery to vehicle ground has been added Step 8
REMOVING Removing     
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
1 Remove trim from rear end center assembly   AR68.30-P-4785TA
2 Remove battery cover (1)    
3 Remove TIREFIT box (2) or spare wheel from spare tire well IMPORTANT Depending on vehicle configuration.  
4 Unscrew bolts (3) from tool box (4)    
5 Unclip tool box (4) using assembly wedge (5) and lift out of spare tire well SPECIAL TOOL *110589035900
6 Remove expansion clips (6) Door panel release lever  
7 Fold up trim for spare tire well (7) until the battery control unit (N82) is accessible IMPORTANT Prop up the spare tire well paneling (7) using a suitable object.  
8 Connect negative terminal (12) of battery (G1) to ground (circuit 31) using adapter line (13) (arrow) IMPORTANT Use a suitable adapter line (13) and alligator clips (14).  
SPECIAL TOOL *220589009900
9 Disconnect ground cable (8) from battery control unit (N82)    
10 Unscrew bolt (9)    
11 Unscrew bolt (10)    
12 Separate electrical connector (11) and remove battery control unit (N82)    
INSTALLING Install     
13 Position battery control unit (N82) at installation location and secure with bolt (9)    
14 Tighten bolt (10) TORQUE SPECIFICATION *BA54.10-P-1005-01C 
15 Fit ground line (8) to battery control unit (N82) TORQUE SPECIFICATION *BA54.10-P-1004-01C 
16 Remove adapter line (13) with alligator clips (14) SPECIAL TOOL *220589009900
17 Connect electrical connector (11) to battery control unit (N82)    
18 Remove support from spare tire well and fold down spare tire well trim (7)    
19 Install expansion clips (6)    
20 Install tool box (4) and secure with bolts (3)    
21 Install TIREFIT box (2) or spare wheel IMPORTANT Depending on vehicle configuration.  
22 Install battery cover (1)    
23 Install rear center section paneling   AR68.30-P-4785TA
BATTERY

Number Designation Model 211
BA54.10-P-1004-01C Nut, ground lead to battery control unit M8 Nm 12
BA54.10-P-1005-01C Bolt, battery control unit to body M8 Nm 20
Fig 3: Identifying Mounting Wedge (110 589 03 59 00)
G07274688Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 4: Identifying Electrical Connection Kit (220 589 00 99 00)
G07274689Courtesy of MERCEDES-BENZ OF NORTH AMERICA.