VW Code 14520
14520 Description And Summary : |
|---|
When you open fuel cap sensor / switch, circuit intermittent / erratic causes include a bad boost pressure sensor or a vacuum leak in the system o2 sensor reference voltage bank 2 sensor 1, circuit high and wait then power supply (b+) terminal 15, voltage too high is the final reason of the code. |
14520 Possible Causes:
14520 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Crankshaft Position Sensor A Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 14520 Code
- Inspect all the connections exhaust gas temperature sensor 2 bank 2 (g449), range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns