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Remove/install injection system control unit - AR07.08-P-7008EL

ENGINE 276.9 in MODEL 212, 218 

Fig 1: Injection System Control Unit Remove/Install Components (1 Of 2)
G09974653Courtesy of MERCEDES-BENZ USA
Fig 2: Injection System Control Unit Remove/Install Components (2 Of 2)
G09974654Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
DANGER Risk of injury  caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. No parts of the body or limbs should be within the operating area when the components are moving. AS00.00-Z-0011-01A
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
1 Read out transfer variant coding of ME-SFI [ME] control unit (N3/10) using Star Diagnosis When replacing ME-SFI [ME] control unit (N3/10)  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04A
    IMPORTANT Connect up Star Diagnosis and read data from ME-SFI [ME] control unit (N3/10) into Star Diagnosis.
INSTALLATION IMPORTANT Transfer stored data to new ME-SFI [ME] control unit (N3/10).
 
2 Switch off ignition    
3 Remove front engine cover (1)    
4 Disconnect Electrical connections (4, 5) on ME-SFI control unit (N3/10)    
5 Pull out ME-SFI [ME] control unit (N3/10) and mount (2) from bracket (3)    
6 Remove screw/bolts (7) and detach ME-SFI [ME] control unit (N3/10) from the mount (2) When replacing ME-SFI [ME] control unit (N3/10)  
TORQUE SPECIFICATION Bolt, control unit to retaining plate *BA07.08-P-1003-01A 
  Only perform operation steps 7 to 12 for removal of the ME-SFI [ME] control unit (N3/10) bracket (3)     
7 Detach engine wiring harness (8) on bracket (3)    
8 Unclip retaining clip for electrical line (9) on bracket (3)    
9 Detach connector housing bracket on bracket (3) TORQUE SPECIFICATION Bolt, connector housing holder to control unit holder *BA07.08-P-1006-01A 
10 Detach vacuum reservoir (6) from bracket (3) TORQUE SPECIFICATION Bolt, vacuum reservoir to bracket *BA43.05-P-1002-01K 
11 Remove screw/bolts for bracket (3) TORQUE SPECIFICATION Bolt, control unit holder to cylinder head/cylinder head cover *BA07.08-P-1004-01A 
TORQUE SPECIFICATION Bolt, shield over left exhaust manifold to control unit holder *BA07.08-P-1005-01A 
12 Remove bracket (3) upwards    
13 Install in the reverse order    
14 Carry out sensor adaptation with STAR DIAGNOSIS When replacing ME-SFI [ME] control unit (N3/10)    
REFER TO SELF-DIAGNOSTIC SYSTEMS   IMPORTANT Menu guidance:
  • Ecu
  • Adaptations
  • Teach-in processes
AD00.00-P-2000-04A
15 Release transport protection on ME-SFI [ME] control unit (N3/10) When replacing ME-SFI [ME] control unit (N3/10)  
16 Personalize and activate ME-SFI [ME] control unit (N3/10) When replacing ME-SFI [ME] control unit (N3/10)  
DANGER Risk of accident  from vehicle starting off by itself when engine running. Risk of injury  (bruises and burns) resulting from working on the engine while it is being started or when it is running. Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. AS00.00-Z-0005-01A
17 Carry out an engine test run    
CONTROL UNIT

Number Designation ENGINE 276
BA07.08-P-1003-01A Bolt, control unit to retaining plate Nm 5
CONTROL UNIT

Number Designation ENGINE 276
BA07.08-P-1004-01A Bolt, control unit holder to cylinder head/cylinder head cover Nm 9
CONTROL UNIT

Number Designation ENGINE 276
BA07.08-P-1005-01A Bolt, shield over left exhaust manifold to control unit holder Nm 9
CONTROL UNIT

Number Designation ENGINE 276
BA07.08-P-1006-01A Bolt, connector housing holder to control unit holder Nm 9
VACUUM PUMP

Number Designation MODEL 166, 172, 204, 205, 207, 212, 218, 221, 231, 251 with ENGINE 276, MODEL 222 with ENGINE 276 except CODE ME05
BA43.05-P-1002-01K Bolt, vacuum reservoir to bracket Nm 9