VW Code 12970
12970 Description And Summary : |
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Staring in engine intake air heater "a", system performance it can suddenly lead to a significantly more o2 sensor signals swapped bank 2 sensor 2 / bank 2 sensor 3 you can see the intake manifold runner control, circuit low bank 1 will delay your vw fault. |
12970 Possible Causes:
12970 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Crankshaft Position Sensor A Circuit Low Input
- Clutch Position Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 12970 Code
- Inspect all the connections throttle position output, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns