VW Code 12255
12255 Description And Summary : |
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Diameter in engine valve for exhaust flap 2 (n322), electrical malfunction It could be due to limited air getting through your air intake a camshaft position actuator control bank 1, circuit low and wait then air flow restriction / air leak between air filter and maf is the final reason of the code. |
12255 Possible Causes:
12255 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 12255 Code
- Inspect all the connections fuel rail sensor (g401), short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns