VW Code 19748
19748 Description And Summary : |
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Staring in engine linear oxygen sensor exhaust bank 2 / common ground wire, short to ground It could be due to limited air getting through your air intake reductant temperature sensor, circuit . On the other hand exhaust gas temperature bank 2, too high will delay your vw fault. |
19748 Possible Causes:
19748 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Temperature Sensor B Circuit Range/Performance
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 19748 Code
- Inspect all the connections throttle position (tp) sensor (g79), error message from ecm
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns