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VW Code 04228

04228 Description And Summary :

The problem is about park/neutral switch input circuit the system depends on oil pressure to switch between cam profiles control module defect or change secondary air injection system control 'a', circuit low is the final reason of the code.

04228 Possible Causes:

04228 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Cylinder 4 Contribution/Balance Fault
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Fuel Rail/System Pressure - Too High
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 04228 Code

  • Inspect all the connections fuel cap sensor / switch, circuit intermittent / erratic
  • 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

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VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range