MERCEDES BENZ S55 ENGINE SYMPTOM

My Car Not Starting. If I Wait For An Hour Came Back It Started I Cut It Off Not Starting Again. What Is Wrong?

The Car Starts With No Problem, But When I Put The Car In Drive, The Rpms Needle Not Reving And Car Doesn't Move Properly, Car Is Moving...

No Crank No Start No Power To Eis My Scan Tool Get Power But I Get Error Message Not Connected Also Cigar Lighter No Power. Going To...