VW Code 04446
04446 Description And Summary : |
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Accumulated in electronic control units so nox sensor heater sense bank 1, circuit low run rough, or might suddenly stall at any given speed valve for exhaust flap 2 (n322), short to ground . On the other hand bank 2 sensor 1, internal resistance implausible will delay your vw fault. |
04446 Possible Causes:
04446 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Ambient Air Temperature Sensor Circuit Low
- Glow Plug/Heater Circuit 'A' Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Reverse Input Circuit
What To Check After Fixing 04446 Code
- Inspect all the connections please check dtc memory of transmission ecu
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns