P1020

P1020

Fuel Pressure Regulation: Control Range Exceeded

Possible Symptoms

  • Malfunction Indicator Light (MIL) ON
  • Limp Mode
  • Reduced Power Output
  • Engine jerking

Possible Causes

  • Fuel Pressure Regulation faulty
  • Fuel Pressure Sensor (G247) faulty
  • Fuel Pressure Control Valve (N276) faulty
  • Fuel Supply Pre-Mesh clogged

Possible Solutions

  • Check Fuel Pressure Regulation: Low Pressure
  • Check Fuel Pressure Sensor (G247)
  • Check Fuel Pressure Control Valve (N276)
  • Check/Clean Fuel Supply Pre-Mesh

Tech Notes

  • When found in Audi A4/S4/RS4/Cabriolet (8E/8H): 2.0l FSI (AWA), check TPI 2007116.
    • Check/Clean Fuel Tank and Pre-Mesh of the Electric Fuel Pump.
    • Electric Fuel Pump Main-Mesh not wide enough, replace Electric Fuel Pump with superseding Part with wider Mesh.
    • Check/Replace Fuel Pressure Regulation Valve (only in Combination with Stainless Steel Fuel Rail).

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