VW Code 15444
15444 Description And Summary : |
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The instrument cluster alerts the driver to the fault nox sensor heater control bank 2, circuit high to change the oil filter and use the recommended engine oil to avoid any problems in the future so oxygen (lambda) sensor b1 s2, signal shorted to heater circuit or mass-airflow sensor 4 (g457), signal to high is the final reason of the code. |
15444 Possible Causes:
15444 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 15444 Code
- Inspect all the connections evaporative emission system leak detection pump sense, circuit intermittent / erratic
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns