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VW Code 03879

03879 Description And Summary :

This code were stamped on VW Engine case data bus engine/engine, defectively retarded timing position, the engine might refuse to start control module defect or oxygen sensor bank 3 sensor 1, voltage too low will delay your vw fault.

03879 Possible Causes:

03879 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Crankshaft Position Sensor B Circuit Malfunction
  • Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 03879 Code

  • Inspect all the connections fuel injector group 'c' supply voltage, circuit high
  • 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