Welcome aboard
Like you, I have found tips here that have got me out of some very deep holes, and resolved errors caused by inattentive dealers (like clearing the logged keys from the vehicle so the CL system didn't work with them any more.).
It can be a bit light for help with Diesel issues, but that's only because there were none in the US until very recently, so we needed help from members from all over the world - something this community excels at. It's getting better all the time though, and in the absence of a diesel workshop manual is just as good as......
