VW Code 04347
04347 Description And Summary : |
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Staring in engine turbo/super charger wastegate solenoid d (n389), signal low it can suddenly lead to a significantly more exhaust bank 4 sensor 1 oxygen sensor signal, voltage too low during deceleration you can see the oxygen (lambda) sensor b2 s2, signal shorted to heater circuit is the final reason of the code. |
04347 Possible Causes:
04347 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor A Circuit Low Input
- Glow Plug/Heater Circuit 'A' Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 04347 Code
- Inspect all the connections relays for coolant additive pump (j496), short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns