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Home >> Mercedes Benz >> 2021 >> GLB250 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Mixture Formation - 247 Chassis >> Testing & Repair >> Remove/Install Fuel Injection/ME-SFI [ME] System Control Unit - AR07.08-P-7011MFC
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Remove/Install Fuel Injection/ME-SFI [ME] System Control Unit - AR07.08-P-7011MFC

Engine 260 in model 118, 177, 247 

Shown on engine without code M016 (performance-enhanced engine) 

Fig 1: Fuel Injection/ME-SFI [ME] System Control Unit Components Location - Engine 260 In Model 247 (Shown Without Code M016)
G14688395REMOVINGINSTALLINGREFER TO SELF-DIAGNOSTIC SYSTEMSREFER TO SELF-DIAGNOSTIC SYSTEMSINSPECTWARNINGCourtesy of MERCEDES-BENZ USA
Topical note  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
  Notes on safety-relevant components   AH00.00-Z-0019-01A
REMOVINGINSTALLING Remove/install     
1 Perform commissioning of ME-SFI [ME] control unit (N3/10). If ME-SFI [ME] control unit (N3/10) is replaced  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06MFA
2 Clamp off ground line of on-board electrical system battery (G1).   AR54.10-P-0003MFA
3 Remove cover over ME-SFI [ME] control unit (N3/10).    
4 Release retaining clips (1).    
5 Release and disconnect electrical connectors (2, 3) at ME-SFI [ME] control unit (N3/10).    
6 Remove ME-SFI [ME] control unit (N3/10).    
7 Install in the reverse order.    
8 Read out and delete fault memory.    
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06MFA
INSPECT Check     
WARNING 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
9 Perform an engine test run and check the engine for proper function.