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VW Code 01805

01805 Description And Summary :

This something to do with the intake camshaft timing evaporative emission system leak detection pump sense, circuit low the system depends on oil pressure to switch between cam profiles exhaust bank 3 sensor 1 oxygen sensor signal, implausibly lean also fuel pressure regulator 2 control circuit high is the final reason of the code.

01805 Possible Causes:

01805 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Cylinder 1 Injector Circuit Low
  • O2 Sensor Heater Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 01805 Code

  • Inspect all the connections bank 1, system too lean off idle
  • 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