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Home >> Mercedes Benz >> 2003 >> G500 >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System -- G-Class (463) >> Basic Knowledge >> Fuel pressure sensor - location/task/design/function - GF47.20-P-4007HA
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Fuel pressure sensor - location/task/design/function - GF47.20-P-4007HA

ENGINE 113.991 in MODEL 215, 220 

ENGINE 113.992 in MODEL 230 up to Model Year 2008 

ENGINE 113.993 in MODEL 463 up to 31.5.12 

ENGINE 113.995 in MODEL 230 up to Model Year 2008 

Fig 1: Identifying Fuel Pressure Sensor
G07873618Courtesy of MERCEDES-BENZ USA
  Fuel pressure sensor - position Model 215, 220 GF47.20-P-4007-01M
Model 230 GF47.20-P-4007-01HA
Model 463 GF47.20-P-4007-01GA 
  Fuel pressure sensor - task The fuel pressure sensor detects the fuel system pressure.  
  Fuel pressure sensor - design The fuel pressure sensor consists of a plastic housing in which a moveable diaphragm is located which acts on an electrical ohmmeter.  
  Fuel pressure sensor - function The fuel pressure sensor detects the fuel system pressure and supplies a matching voltage signal to the fuel pump control unit (N118).