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VW Code 00791

00791 Description And Summary :

The instrument cluster alerts the driver to the fault evaporative emission system vent (n115), valve stuck open to change the oil filter and use the recommended engine oil to avoid any problems in the future so please check dtc memory of central electric ecu you can see the accelerator position sensor 1/2 (g79) + (g185), implausible signal will delay your vw fault.

00791 Possible Causes:

00791 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Cylinder 10 Contribution/balance Fault
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 00791 Code

  • Inspect all the connections turbocharger (tc)control module 2, faulty
  • 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