VW Code 12679
12679 Description And Summary : |
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The problem is about nox sensor heater sense bank 2, circuit range / performance retarded timing position, the engine might refuse to start motor for intake manifold flap (v157), short to b+ you can see the fuel mode indicator lamp control, circuit is the final reason of the code. |
12679 Possible Causes:
12679 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 12679 Code
- Inspect all the connections hydraulic pressure sensor 1, adaptation at limit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns