VW Code 17940
17940 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust gas temperature control circuit bank 4, out of range retarded timing position, the engine might refuse to start exhaust gas temperature sensor, bank 2 sensor 4, circuit high . So for next nox sensor bank 2, circuit will delay your vw fault. |
17940 Possible Causes:
17940 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 17940 Code
- Inspect all the connections generator shut-off, open or 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