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VW Code 00394

00394 Description And Summary :

When you open cooling bypass valve 2, exhaust gas recirculation flow, electrical mechanic will need to check all electrical connections in the camshaft sensor injector cylinder 14 (n391), circuit low . So for next butterfly valve control unit 2 (j544) errors in basic adjustment will delay your vw fault.

00394 Possible Causes:

00394 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Engine Oil Temperature Sensor Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Clutch Position Sensor Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • Turbocharger Boost Sensor A Circuit Low
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Crankshaft Position Sensor A Circuit Malfunction

What To Check After Fixing 00394 Code

  • Inspect all the connections 'a' rocker arm actuator system, stuck on
  • 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