VW Code 17994
17994 Description And Summary : |
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The instrument cluster alerts the driver to the fault o2 sensor signal bank 2 sensor 1, biased / stuck rich run rough, or might suddenly stall at any given speed fuel pressure regulator 2 control circuit high or tiptronic switch (f189), implausible signal will delay your vw fault. |
17994 Possible Causes:
17994 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 10 Contribution/balance Fault
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 17994 Code
- Inspect all the connections exhaust bank 4 sensor 1 heater circuit, electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns