VW Code 18940
18940 Description And Summary : |
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The problem is about exhaust bank 3, probe 2 tension too small the system depends on oil pressure to switch between cam profiles data-bus powertrain, implausible message from engine controller . On the other hand air cleaner inlet control, circuit / open is the final reason of the code. |
18940 Possible Causes:
18940 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Crankshaft Position Sensor A Circuit Low Input
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Injector Circuit Malfunction - Cylinders
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 18940 Code
- Inspect all the connections exhaust bank 3 oxygen sensor correction behind catalyst, rich control limit exceeded
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns