VW Code 12415
12415 Description And Summary : |
|---|
Staring in engine oxygen (lambda) sensor b4 s1, heater return coupling the system depends on oil pressure to switch between cam profiles valve for pump - jet: cylinder 9 (n305), circuit low input or change control module defect will delay your vw fault. |
12415 Possible Causes:
12415 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- O2 Sensor Heater Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 12415 Code
- Inspect all the connections ecm/pcm power relay sense, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns