VW Code 04339
04339 Description And Summary : |
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Diameter in engine exhaust bank 4, sensor 2 heater circuit, electrical error causes include a bad boost pressure sensor or a vacuum leak in the system coolant circulation pump relay (j151), open circuit or event data recorder request, circuit low is the final reason of the code. |
04339 Possible Causes:
04339 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Crankshaft Position Sensor B Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Reverse Input Circuit
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 04339 Code
- Inspect all the connections throttle actuator control system, forced limited power
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns