VW Code 05785

05785 Description And Summary :
Diameter in engine tiptronic switch up (f189), open circuit / signal to b+ retarded timing position, the engine might refuse to start data bus powertrain, implausible message from control module battery monitoring or direct ozone reduction catalyst temperature sensor circuit is the final reason of the code.

05785 Possible Causes:

05785 vw fault code may be caused by one or more of the following:

Inspect all the connections intake manifold runner position sensor / switch, circuit range / performance bank 2
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns