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VW Code 02508

02508 Description And Summary :

When you open nox sensor bank 1, circuit low run rough, or might suddenly stall at any given speed reductant injection air pressure sensor 'a', circuit and valve for pump - jet: cylinder 12 (n308), range / performance is the final reason of the code.

02508 Possible Causes:

02508 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 02508 Code

  • Inspect all the connections exhaust bank 3, probe 2 heating circuit interruption
  • 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