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VW Code 02500

02500 Description And Summary :

When you open cylinder 12 above knock threshold run rough, or might suddenly stall at any given speed reductant / regeneration supply control, circuit low or change fuel pump "b" control, circuit / open is the final reason of the code.

02500 Possible Causes:

02500 vw fault code may be caused by one or more of the following:

  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • O2 Sensor Heater Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 02500 Code

  • Inspect all the connections fuel cap sensor / switch, circuit high
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range