VW Code 10556

10556 Description And Summary :
This something to do with the intake camshaft timing fuel injector group 'd' supply voltage, circuit / open run rough, or might suddenly stall at any given speed secondary air injection valve 4 (n385), circuit open circuit you can see the generator lamp/l-terminal, circuit low is the final reason of the code.

10556 Possible Causes:

10556 vw fault code may be caused by one or more of the following:

Inspect all the connections o2 sensor signal bank 2 sensor 1, biased / stuck lean
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns