VW Code 07974
07974 Description And Summary : |
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The instrument cluster alerts the driver to the fault diesel particulate filter pressure sensor 'a', circuit causes include a bad boost pressure sensor or a vacuum leak in the system valve for pump - jet: cylinder 11 (n307), range / performance or turbocharger boost control position sensor, circuit intermittent will delay your vw fault. |
07974 Possible Causes:
07974 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail Pressure Sensor Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 07974 Code
- Inspect all the connections valve for exhaust flap 2 (n322), short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns