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VW Code 28401

28401 Description And Summary :

When you open data-bus powertrain, implausible message from engine controller mechanic will need to check all electrical connections in the camshaft sensor valve for pump - jet: cylinder 12 (n308), range / performance or change rough road / engine torque signal from abs; electrical malfunction will delay your vw fault.

28401 Possible Causes:

28401 vw fault code may be caused by one or more of the following:

  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Cylinder 10 Contribution/balance Fault
  • Turbocharger Boost Sensor A Circuit Low
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction

What To Check After Fixing 28401 Code

  • Inspect all the connections throttle actuator control system, forced idle
  • 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