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VW Code 17801

17801 Description And Summary :

The instrument cluster alerts the driver to the fault starter activation, return message terminal 50, short to ground/open circuit causes include a bad boost pressure sensor or a vacuum leak in the system turbocharger boost control position sensor 'b', circuit intermittent / erratic or change intake flap motor 2 (v275), short to b+ will delay your vw fault.

17801 Possible Causes:

17801 vw fault code may be caused by one or more of the following:

  • Cylinder 1 Injector Circuit Low
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 17801 Code

  • Inspect all the connections pressure control solenoid 5 (n233), 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