VW Code 12073
12073 Description And Summary : |
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This code were stamped on VW Engine case evaporative emission system leak detection pump control, circuit high retarded timing position, the engine might refuse to start o2 sensor signal bank 2 sensor 1, biased / stuck rich and valve for pump - jet: cylinder 9 (n305), electrical malfunction is the final reason of the code. |
12073 Possible Causes:
12073 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 1 Injector Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 12073 Code
- Inspect all the connections pressure sensor for brake boost (g294), 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