06 E320 problem after Trans fluid change on 2006 Mercedes-Benz E320 CDI

I changed Trans fluid and now engine will not run above 2400 RPM . Car ran fine before fluid change . Now all dash lights come on , engine goes on and off rapidly in time with the dash lights

Asked by for the 2006 Mercedes-Benz E320 CDI
Bring it to a shop that works on Mercedes so they can troubleshoot what happened and you can find one here