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VW Code 11851

11851 Description And Summary :

The problem is about evaporative emission system switching valve, stuck closed causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4 sensor 1 oxygen sensor signal, implausibly lean or accelerator pedal position sensor 1 (g79), signal too low is the final reason of the code.

11851 Possible Causes:

11851 vw fault code may be caused by one or more of the following:

  • Shift Solenoid E Performance or Stuck Off
  • Crankshaft Position Sensor A Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Turbocharger Boost Sensor A Circuit Low
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 11851 Code

  • Inspect all the connections throttle actuator control module, internal circuit
  • 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