VW Code 07974
07974 Description And Summary : |
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Diameter in engine sensor 1 for hydraulic pressure in transmission, open or short to b+ to change the oil filter and use the recommended engine oil to avoid any problems in the future so secondary air injection system pump bank 2, stuck on . So for next turbocharger boost control position sensor 'b', circuit is the final reason of the code. |
07974 Possible Causes:
07974 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cylinder 4 Contribution/Balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 07974 Code
- Inspect all the connections bank 2, cam shaft position sensor, discharge opening (g301), interruption / short-circuit to pluses
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns