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That said, with that many codes happening all at once, it is usually an electrical voltage issue, so I am thinking it might be a bad battery. Depending on the age of the vehicle, the battery might need replacement.
Check the timestamp on the battery, it is located in the engine bay if I recalled correctly, check the terminals, tell us what date it is produced, if you need help reading it, post the picture here.
Mercedes SLR McLaren 722 S Is Extremely Rare Example Modified by McLaren
Slideshow: A one-of-one U.S.-spec Mercedes-Benz SLR McLaren Roadster became even rarer after a factory-backed transformation at McLaren's headquarters.
