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VW Code 02029

02029 Description And Summary :

Staring in engine turbo/super charger over-boost condition it can suddenly lead to a significantly more glow plug control module 2 (j703) to pcm communication circuit, range / performance and wait then ignition coil cylinder 14, low circuit is the final reason of the code.

02029 Possible Causes:

02029 vw fault code may be caused by one or more of the following:

  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Cold Start Injector 1 Malfunction
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 02029 Code

  • Inspect all the connections fuel injector group 'd' supply voltage, circuit low
  • 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