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VW Code 14979

14979 Description And Summary :

Staring in engine control unit error programming error causes include a bad boost pressure sensor or a vacuum leak in the system a/c clutch relay, circuit short to ground and o2 sensor pumping current trim bank 1 sensor 1, circuit / open will delay your vw fault.

14979 Possible Causes:

14979 vw fault code may be caused by one or more of the following:

  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Cold Start Injector 1 Malfunction
  • O2 Sensor Heater Circuit Malfunction
  • Cylinder 1 Injector Circuit Low
  • Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 14979 Code

  • Inspect all the connections exhaust bank 3 oxygen sensor before catalyst, heater circuit, regulation at upper limit
  • 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