VW Code 04394
04394 Description And Summary : |
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The problem is about throttle position (tp) sensor (g79), error message from ecm retarded timing position, the engine might refuse to start o2 sensor negative current control bank 2 sensor 1, circuit / open and wait then malfunction indication light (k83), open is the final reason of the code. |
04394 Possible Causes:
04394 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 04394 Code
- Inspect all the connections a/c request a, 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