so i went to get my vx inspected and there are four separate test for drive train one for front wheel drive, rear wheel drive, all wheel, and four wheel. so i gave em the keys and watched from behind the glass they did three diff test b4 the all whell drive test. 2 hrs later my check engine light comes on i am now dreading taking the car to the dealership in the morning. any advice will be greatly appreciate.

Amack76