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VW Code 04085

04085 Description And Summary :

Diagnosing engine bar with throttle position output, circuit high causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4, sensor 2, electrical error in the electric circuit . So for next event data recorder request, circuit low will delay your vw fault.

04085 Possible Causes:

04085 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 04085 Code

  • Inspect all the connections ignition coil 'b' primary control, circuit low
  • 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