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• P2293

  P2293

  
  

  Diagnosis information - DME V6 DFI Fuel high-pressure

  NOTE: Diagnosis detects a deviation between required and actual values in fuel high-pressure activation.

  
  

  Diagnostic conditions

• Battery positive voltage 10 V... 16 V
• Engine start recognized > 5 sec.
  - Engine temperature - 10 °C ...+ 100 °C (50 °F... 212 °F)
• Drive with different load and speed ranges
  
  

  Possible fault causes

• Predelivery quantity or pressure in fuel low-pressure circuit too low
• Pressure-relief valve in high-pressure circuit faulty
• Fuel high-pressure sensor faulty
• Quantity control valve faulty (in fuel high-pressure pump)
• Fuel high-pressure pump faulty
• High-pressure injector(s) (fuel injector(s)) faulty