If it's not really about tuning or wiring. Then it belongs in here.
I'm planning to wiring stand alone ecu in m50b25 turbo (haltech 500) I know I have to do the wiring in wastspark & sumi sequantiol inj .. what i need to know the wiring system for the coils and inj ..i mean for example coil no 1 goes with coil no ? etc and what is the firing order inside the software will be?
and also .. do I need the home signal ?
and if there any info or Tips about m50b25 wiring I'm happy to know