I have a 1998 Jetta and its having a lot of problems just for starters - Engine coolant temp., closed throttle position switch, camshaft position sensor, pedal position sensor, manufacture controlled vehicle speed, idle control and auxiliary inputs. Then i have a hole page of bulletin #s im not sure what the bulletin #s are I know how to change all the sensors but it just seems like alot to be going wrong at one time?? I was thinking maby a wiring prob butt i dont know im new to the VWs??????? this car is not mine its my little cuz and she can not get it inspected so please help thanks!!