VW Code 06678
06678 Description And Summary : |
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Diameter in engine reductant temperature sensor, circuit It could be due to limited air getting through your air intake exhaust bank 4 sensor 1 oxygen sensor signal, implausibly lean or change oxygen (lambda) sensor b3 s1, heater return coupling is the final reason of the code. |
06678 Possible Causes:
06678 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Injector Circuit Malfunction - Cylinders
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 06678 Code
- Inspect all the connections nox sensor bank 1, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns