VW Code 13909
13909 Description And Summary : |
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When you open reductant injection air pressure sensor 'a', circuit high to change the oil filter and use the recommended engine oil to avoid any problems in the future so mass-airflow sensor 4 (g457), signal to high and engine torque reduction, fault will delay your vw fault. |
13909 Possible Causes:
13909 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Crankshaft Position Sensor A Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 13909 Code
- Inspect all the connections ignition coil 'l' primary control, short to plus
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns