VW Code 12415
12415 Description And Summary : |
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The instrument cluster alerts the driver to the fault secondary air injection system air flow/pressure sensor bank 1, circuit high It could be due to limited air getting through your air intake exhaust pressure sensor, low and supply voltage for fuel injector group b, short to b+ is the final reason of the code. |
12415 Possible Causes:
12415 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- O2 Sensor Heater Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 12415 Code
- Inspect all the connections exhaust bank 3, probe 2 signal too slowly
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns