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Home >> Mercedes Benz >> 2002 >> C240 Standard >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical -- Testing & Repair -- 203 Chassis >> Testing & Repair >> Remove/install SAM with fuse and relay box, left front - AR54.21-P-1260P

Remove/install SAM with fuse and relay box, left front - AR54.21-P-1260P

MODEL 203, 209 

Fig 1: Identifying SAM Remove/Install Components With Fuse And Relay Box - Shown On Model 203.0
G04733856

Shown on model 203.0 

Shown on model 203.0, engine 642 

Fig 2: Identifying SAM Remove/Install Components With Fuse And Relay Box - Shown On Model 203.0, Engine 642
G04733857
REMOVINGINSTALLING Remove/install     
1.1 Connect STAR DIAGNOSIS and buffer basic data from driver-side SAM control unit with fuse and relay module (N10/1) in STAR DIAGNOSIS. When replacing the front SAM control unit with fuse and relay module (N10/1).  
    IMPORTANTInstallation:  transfer buffered basic data to the new front SAM control unit with fuse and relay module (N10/1).  
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 
DANGER Risk of injury caused by moving parts that can pinch, crush or, in extreme cases even sever extremities.  Always remove ignition key when working on windshield wiper mechanism. AS82.30-Z-0001-01A
2.1 Set wiper arms to vertical position Engine 111
Engine 112
Engine 113
Engine 271
Engine 611
Engine 612
Engine 646		  
2.2 Remove water collector IMPORTANT Only for engine 642  
    Model 203 AR83.25-P-1402P
    Model 209 AR83.25-P-1402Q
3.1 Unscrew wiper linkage (5) from wiper hinge (arrow), move over the bracket (6) and position outside the working area IMPORTANT Only for engine 642  
4 Disconnect battery ground cable    
    Model 203 AR54.10-P-0003P 
    Model 209 AR54.10-P-0003Q 
NOTES Notes on battery All models AH54.10-P-0001-01A
5.1 Unlock and remove cover (1) on module housing (4) IMPORTANTInstallation: Check gasket for damage 
Engine 111
Engine 112
Engine 113
Engine 271
Engine 611
Engine 612
Engine 646		  
5.2 Unscrew bolts (7) and remove cover (1) of module box (4) IMPORTANTInstallation: Check gasket for damage 
Engine 642		  
6.1 Remove injection system control unit Engine 111
Engine 112
Engine 113
Engine 611
Engine 612
Engine 646		 AR07.08-P-7008P
6.2 Remove front SAM control unit with fuse and relay module (N10/1) from guide. Engine 271  
7 Remove bolts (3)    
8 Release and remove upper connectors IMPORTANTRemoval:  Disconnect cables from control unit and fuse and relay box AR54.18-P-1261-01P 
    IMPORTANTInstallation:  Connect cables on control unit and fuse and relay box AR54.18-P-1261-02P 
9 Expose wiring harness.    
10 Remove front SAM control unit with fuse and relay module (N10/1) upwards. IMPORTANT Only pull out far enough for the connectors to be accessible.  
11 Release and remove lower connectors IMPORTANTRemoval:  Disconnect cables from control unit and fuse and relay box AR54.18-P-1261-01P 
    IMPORTANTInstallation:  Connect cables on control unit and fuse and relay box AR54.18-P-1261-02P 
12 Remove front SAM control unit with fuse and relay module (N10/1). IMPORTANT When replacing, the fuse and relay assignment must be inspected.  
REFER TO BASIC KNOWLEDGE Fuse assignment, as-built configuration Model 203 GF54.15-P-1256P
REFER TO BASIC KNOWLEDGE Fuse assignment, as-built configuration Models 209.316/342/343/361/365/375/376 GF54.15-P-1256Q
REFER TO BASIC KNOWLEDGE Relay assignment, as-built configuration Model 203, 209.316/342/343/361/365/375/376 GF54.15-P-1257P
13 Install in the reverse order    
COMMERCIALLY AVAILABLE TOOLS

Number Designation
WH58.30-Z-1048-13A STAR DIAGNOSIS diagnosis system, Compact Passenger Car 6511 1801 00
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