Originally Posted by Helpmyrex
I noticed a bad leak coming from the turbo, and have been driving on this for I don't know how long. Why didn't a check engine light come on for this type if problem or can it not read this ?
Also leaking turbo means I should start shopping for a new one right ?
The second post covered it. Your CEL is for emissions failures. That's it. Granted, some emission failures can indicate damage to the engine (misfires etc) but oil leaks aren't an emission failure, technically.