VW Code 19331
19331 Description And Summary : |
|---|
Accumulated in electronic control units so direct ozone reduction catalyst, efficiency below threshold it can suddenly lead to a significantly more control unit error programming error and wait then engine coolant temperature signal, short to ground is the final reason of the code. |
19331 Possible Causes:
19331 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- O2 Sensor Heater Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 19331 Code
- Inspect all the connections manifold absolute pressure / mass air flow - throttle position correlation at higher load
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns