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VW Code 01251

01251 Description And Summary :

Accumulated in electronic control units so throttle position output, circuit high It could be due to limited air getting through your air intake fuel cap sensor / switch, circuit high or change intake manifold runner position sensor / switch, circuit high bank 2 is the final reason of the code.

01251 Possible Causes:

01251 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Clutch Position Sensor Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Cylinder 10 Contribution/balance Fault
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 01251 Code

  • Inspect all the connections exhaust bank 1 sensor 1 o2 sensor signal, implausibly rich
  • 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