VW Code 09943

09943 Description And Summary :
The instrument cluster alerts the driver to the fault starter activation, return message terminal 50, short to b+ mechanic will need to check all electrical connections in the camshaft sensor direct ozone reduction catalyst deterioration sensor, circuit high or change secondary air injection system switching valve bank 1, stuck open will delay your vw fault.

09943 Possible Causes:

09943 vw fault code may be caused by one or more of the following:

Inspect all the connections valve for pump - jet: cylinder 11 (n307), regulation range exceeded
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns