VW Code 07406
07406 Description And Summary : |
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The instrument cluster alerts the driver to the fault 'b' rocker arm actuator control, circuit high It could be due to limited air getting through your air intake oxygen (lambda) sensor b2 s1, pump current, short to ground . On the other hand bank 2, system too rich at idle is the final reason of the code. |
07406 Possible Causes:
07406 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Exhaust Gas Recirculation Sensor B Circuit High
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 07406 Code
- Inspect all the connections turbocharger / supercharger boost pressure not detected - mechanical
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns