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Home >> Mercedes Benz >> 2010 >> GL550 >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Charging, Control Panel/Cluster, Data Bus, Fuses/ Relays, PARKTRONIC, Sensors & Switches - 164 Chassis >> Testing & Repair >> Remove/install front SAM control unit - AR54.21-P-1254GZ

Remove/install front SAM control unit - AR54.21-P-1254GZ

MODEL 164 

Fig 1: Identifying Front SAM Control Unit Remove/Install Components
G05259086Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
REMOVINGINSTALLING Remove/instal    
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 safety glasses. Only pour battery acid into suitable and appropriately marked containers. AS54.10-Z-0001-01A 
NOTES Notes on battery All models AH54.10-P-0001-01A 
NOTES Information on preventing damage to electronic components due to electrostatic discharge All models AH54.00-P-0001-01A 
IMPORTANT Notes on AGM battery   AH54.10-P-0002-01A 
1.1 Read out coding of front SAM control unit (N10) using STAR DIAGNOSIS IMPORTANT Only when replacing the front SAM control unit (N10) and if it can still be read out using STAR DIAGNOSIS.  
REFER TO SELF-DIAGNOSTIC SYSTEMS Connect STAR DIAGNOSIS and read out fault memory   AD00.00-P-2000-04A
    STAR DIAGNOSIS diagnosis system *WH58.30-Z-1048-13A 
2 Remove battery   AR54.10-P-0005GZ 
    TORQUE SPECIFICATION *BA54.10-P-1012-01C 
    TORQUE SPECIFICATION *BA54.10-P-1024-01C 
3 Unlock all plugs (3) and disconnect from front SAM control unit (N10)    
4 Undo bolts (1), remove front SAM control unit (N10) IMPORTANTInstallation:  Insert retaining clamps (2) into corresponding openings, then fasten the front SAM control unit (N10) using bolts (1).  
5 Install in the reverse order    
6.1 Code front SAM control unit (N10) IMPORTANT Only when installing a new front SAM control unit (N10).  
REFER TO SELF-DIAGNOSTIC SYSTEMS Connect STAR DIAGNOSIS and read out fault memory   AD00.00-P-2000-04A
    STAR DIAGNOSIS diagnosis system *WH58.30-Z-1048-13A 
7 Perform basic programming   AR00.19-P-0200GZ
BATTERY

Number Designation Model 164.1/8
BA54.10-P-1012-01C Nut, battery cable to battery terminal M6 Nm 6
BA54.10-P-1024-01C Nut, battery retaining plate to frame floor M8 Nm 24
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Number Designation
WH58.30-Z-1048-13A STAR DIAGNOSIS diagnosis system, Compact Passenger Car 6511 1801 00