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VW Code 28951

28951 Description And Summary :

This code were stamped on VW Engine case data bus powertrain, implausible message of the clutch electrics to change the oil filter and use the recommended engine oil to avoid any problems in the future so linear oxygen sensor exhaust bank 4, compensation wire pump current, open circuit . So for next engine torque reduction, fault is the final reason of the code.

28951 Possible Causes:

28951 vw fault code may be caused by one or more of the following:

  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Crankshaft Position Sensor B Circuit Malfunction
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 28951 Code

  • Inspect all the connections oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded
  • 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