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

ENGINE 272.946 /965 /974 /975 in MODEL 221 

ENGINE 273.922 /924 /961 /968 in MODEL 221 

ENGINE 273.961 /968 in MODEL 216 

Fig 1: Identifying ME-SFI Control Unit Components
G07587246Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
1 Read out version coding of the ME-SFI [ME] control unit (N3/10) When replacing ME-SFI [ME] control unit (N3/10)
IMPORTANT Connect up STAR DIAGNOSIS and read data from the ME-SFI [ME] control unit (N3/10) into STAR DIAGNOSIS.
IMPORTANTInstallation:  Transfer stored data to the new ME-SFI [ME] control unit (N3/10).
 
REFER TO SELF-DIAGNOSTIC SYSTEMS Connect STAR DIAGNOSIS and read out fault memory AD00.00-P-2000-04A
2 Switch off ignition    
3 Remove air filter housing (1).   AR09.10-P-1150SX
4 Detach plugs (2a, 2b) and unplug from ME-SFI [ME] control unit (N3/10)    
5 Pull out ME-SFI [ME] control unit (N3/10) upwards out of the control unit holders (3)    
6 Detach ball-type support braces (4) from ME-SFI [ME] control unit (N3/10) When replacing ME-SFI [ME] control unit (N3/10)  
TORQUE SPECIFICATION *BA07.08-P-1001-01A
7 Remove control unit brackets (3) as required from resonance intake manifold TORQUE SPECIFICATION *BA07.08-P-1002-01A
8 Install in the reverse order    
9 Perform sensor rotor adaptation using STAR DIAGNOSIS When replacing ME-SFI [ME] control unit (N3/10)
IMPORTANT Menu guidance:
  • Engine control module
  • Adaptations
  • Learning processes
 
10 Release transport protection on ME-SFI [ME] control unit (N3/10) When replacing ME-SFI [ME] control unit (N3/10)  
11 Personalize and activate ME-SFI [ME] control unit (N3/10) When replacing ME-SFI [ME] control unit (N3/10)  
DANGER Risk of accident  caused by vehicle starting off by itself when engine is running. Risk of injury  caused by contusions and burns during starting procedure or when working near the engine as it is running Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.
AS00.00-Z-0005-01A
12 Carry out engine test run
CONTROL UNIT

Number Designation Engine 272 Engine 273
BA07.08-P-1001-01A Ball head support on control unit Nm 4 4
BA07.08-P-1002-01A Bolt, control unit bracket to resonance intake manifold Nm 8 8