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VW Code 00109

00109 Description And Summary :

Diagnosing engine bar with power supply (b+) terminal 15, low voltage causes include a bad boost pressure sensor or a vacuum leak in the system malfunction indication light (k83), open . So for next throttle/fuel inhibit, circuit will delay your vw fault.

00109 Possible Causes:

00109 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Cold Start Injector 1 Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 00109 Code

  • Inspect all the connections activation glow plug control module, electrical malfunction
  • 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