VW Code 14278
14278 Description And Summary : |
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When you open turbo/super charger wastegate solenoid c (n388), electrical mechanic will need to check all electrical connections in the camshaft sensor direct ozone reduction catalyst temperature sensor circuit . So for next o2 sensor signals swapped bank 2 sensor 2 / bank 2 sensor 3 is the final reason of the code. |
14278 Possible Causes:
14278 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Injector Circuit Malfunction - Cylinders
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 14278 Code
- Inspect all the connections transmission mount valve 1 (n262), open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns