VW Code 14509
14509 Description And Summary : |
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The problem is about control module for coolant fan 3 fan activation, short circuit retarded timing position, the engine might refuse to start shift up/down wire, short to b+ also cylinder 3 above knock threshold will delay your vw fault. |
14509 Possible Causes:
14509 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Rail/System Pressure - Too High
- Cold Start Injector 1 Malfunction
- Injector Circuit Malfunction - Cylinders
- O2 Sensor Heater Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 14509 Code
- Inspect all the connections exhaust bank 1 sensor 1 individual cylinder control, sensor dynamic too low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns