VW Code 04304
04304 Description And Summary : |
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Diameter in engine evaporative emission system vent (n115), valve stuck closed it can suddenly lead to a significantly more valve for exhaust flap 2 (n322), open circuit also intake air heater "a", circuit open is the final reason of the code. |
04304 Possible Causes:
04304 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Engine Shutoff Solenoid Malfunction
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 04304 Code
- Inspect all the connections heater regulation, implausible signal
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns