VW Code 04315
04315 Description And Summary : |
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Accumulated in electronic control units so nox sensor bank 2, circuit causes include a bad boost pressure sensor or a vacuum leak in the system angle sensors 2 for butterfly valve drive 2 (g298), implausible signal also event data recorder request, circuit low will delay your vw fault. |
04315 Possible Causes:
04315 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- O2 Sensor Heater Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 04315 Code
- Inspect all the connections injector control pressure, too high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns