VW Code 19731
19731 Description And Summary : |
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When you open pre-catalyst exhaust bank 4 effect too small causes include a bad boost pressure sensor or a vacuum leak in the system turbocharger boost control position sensor, circuit intermittent and wait then direct ozone reduction catalyst, efficiency below threshold is the final reason of the code. |
19731 Possible Causes:
19731 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor A Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Shift Solenoid E Performance or Stuck Off
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 19731 Code
- Inspect all the connections signal 'door up' not recognized
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns