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VW Code 04555

04555 Description And Summary :

Staring in engine signal for back-up lights, short to ground causes include a bad boost pressure sensor or a vacuum leak in the system o2 sensor reference voltage bank 2 sensor 1, circuit low and interference in mechatronic module is the final reason of the code.

04555 Possible Causes:

04555 vw fault code may be caused by one or more of the following:

  • Cylinder 1 Injector Circuit Low
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Reverse Input Circuit
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 04555 Code

  • Inspect all the connections a/c refrigerant pressure sensor 'b', circuit
  • 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