Hello, I am new to these cars, which is the reason I am posting this. I am supposed to be starting a job soon, which requires me to put on about ~35k miles per year. I have decided to purchase a car and have been looking at some 03-04 passats. So in my search I have been interested in both the...

hi, are the "ignition control module" and the "engine control module" the same thing? here's my dilemma: i have a '99 1.8TM that i'm diagnosing for an "intermittent cylinder 3 firing" CEL code. i'm also thinking of getting the wett chip from the group buy. so lets say the cylinder misfire...