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VW Code 01994

01994 Description And Summary :

Accumulated in electronic control units so crankshaft position signal output, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system transmission range display, circuit short to ground or change different wheel speed signals, range / performance will delay your vw fault.

01994 Possible Causes:

01994 vw fault code may be caused by one or more of the following:

  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Engine Oil Temperature Sensor Malfunction
  • Shift Solenoid E Performance or Stuck Off
  • Fuel Composition Sensor Circuit Malfunction
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 01994 Code

  • Inspect all the connections nox sensor bank 2, 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