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VW Code 00731

00731 Description And Summary :

Staring in engine charging system, voltage low causes include a bad boost pressure sensor or a vacuum leak in the system supply voltage for fuel injector group b, short to ground also a/c refrigerant distribution valve control, circuit high will delay your vw fault.

00731 Possible Causes:

00731 vw fault code may be caused by one or more of the following:

  • O2 Sensor Heater Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • Cylinder 10 Contribution/balance Fault
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Crankshaft Position Sensor A Circuit Low Input
  • Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 00731 Code

  • Inspect all the connections intake manifold runner control, circuit low bank 2
  • 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