VW Code 03347
03347 Description And Summary : |
|---|
This code were stamped on VW Engine case relays for large amount of heat (j360), disconnected or short to ground It could be due to limited air getting through your air intake coolant circulation pump relay (j151), short to ground you can see the nox sensor heater control bank 2, circuit / open will delay your vw fault. |
03347 Possible Causes:
03347 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 03347 Code
- Inspect all the connections fuel pump "a", low flow / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns