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VW Code 03125

03125 Description And Summary :

Accumulated in electronic control units so malfunction indication light (k83), open to change the oil filter and use the recommended engine oil to avoid any problems in the future so reductant injection air pressure sensor 'a', circuit high you can see the starter interlock, circuit short to b+ is the final reason of the code.

03125 Possible Causes:

03125 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Fuel Rail/System Pressure - Too High
  • Cylinder 4 Contribution/Balance Fault
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Engine Shutoff Solenoid Malfunction
  • Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 03125 Code

  • Inspect all the connections activation starter relay 2, open 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