i have a 1984 380sl cis fuel inj system and need the vac diagram for the under the hood vac lines and location of the aux air control valve. or what ever it is called? engine will turn over will try to start but never will. ecm replaced, has fire will not even start with a sniff of either, got any clues how to elimate most the non esential parts? cold start vavle works could to much fuel drown the plugs?