Hi to all new on this forum but anyway i start my new project with e39 530d swapin engine to my transit recovery truck and hav a bit of problem 2 wire up ecu dose not work well wit me i smoke one all ready :) hav engine bolted in stand 2 start i t most + and - i remember from cutin all from car ews conected but wnt fire up any one did any thing like that 2 start it up outsie car pleace help if ya can thank you