VW Code 12974
12974 Description And Summary : |
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Diameter in engine valve for pump - jet: cylinder 10 (n306), regulation range exceeded it can suddenly lead to a significantly more solenoid ev 7 (n94), electrical malfunction or change valve for pump - jet: cylinder 10 (n306), range / performance is the final reason of the code. |
12974 Possible Causes:
12974 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Engine Oil Temperature Sensor Malfunction
- O2 Sensor Heater Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 12974 Code
- Inspect all the connections turbocharger speed sensor, circuit intermittent
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns