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VW Code 17866

17866 Description And Summary :

The instrument cluster alerts the driver to the fault pressure control solenoid 6 (n371) short to b+ It could be due to limited air getting through your air intake injector cylinder 15 (n392), open circuit or radiator fan 2 (v177), difficulty of movement / blocked will delay your vw fault.

17866 Possible Causes:

17866 vw fault code may be caused by one or more of the following:

  • Shift Solenoid E Performance or Stuck Off
  • Fuel Rail/System Pressure - Too High
  • Cylinder 10 Contribution/balance Fault
  • Fuel Temperature Sensor B Circuit Range/Performance
  • O2 Sensor Heater Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 17866 Code

  • Inspect all the connections exhaust pressure regulator vent solenoid, control circuit high
  • 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