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Home >> Mercedes Benz >> 2000 >> E55 >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Mixture Formation - Basic Knowledge - 210 Chassis (Part 1) >> Basic Knowledge >> IFI [ERE] quantity control function - GF07.12-P-3015HA
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IFI [ERE] quantity control function - GF07.12-P-3015HA

ENGINE 605.960 in MODEL 202.128 as of 1.4.96, 202.188 

ENGINE 605.912 in MODEL 210.010 as of 1.6.96, 210.210 /610 

ENGINE 606.912 in MODEL 210.020 as of 1.6.96 with CODE (491) U.S. version 

ENGINE 606.962 in MODEL 210.025 /225 

ENGINE 606.961 in MODEL 140.135 

ENGINE 605.962 in MODEL 210.015 /215 

Fig 1: Identifying IFI (ERE) Quantity Control Function
G04623947Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Task 

To increase or decrease fuel supply in relation to the position of the accelerator pedal.

Function 

The IFI [ERE] control module (N3/7) receives the required signals from the components listed below and regulates the fuel quantity via the fuel quantity actuator (IFI [ERE]) (Y23/1) and the control rod.

  Fuse and relay module location/task/function Model 202
Model 210 as of 03/97
GF07.13-P-3141H
  Relay module location/task/design/function Model 210 to 02/97 GF07.13-P-3101H
  IFI [ERE] control module location/task/function   GF07.12-P-3102HA 
  Crankshaft position sensor location/task/design/function   GF07.04-P-4116H 
  Fuel quantity actuator (IFI [ERE]) location/task/function   GF07.12-P-3131H 
  Fuel rack position sensor location/task/design/function   GF07.04-P-5022H 
  Accelerator pedal position sensor location/task/design/function   GF07.04-P-5029H 
  Coolant temperature sensor location/task/design/function   GF07.04-P-5026C 
  Intake air temperature sensor location/task/design/function   GF07.04-P-2100H 
  Pressure sensor location/task/design/function   GF07.04-P-5014H