iam making the loom for my megasquirt from the ecu to the relay board do you have to wire all the pins from each plug anyone got a diagram cus i cant find one anywhere. we had a guy at work today wiring up a water jet unit and got talking and he owns a kitcar then he gave me a loads of wire and connectors and some tape and sprial binding. he must of gave me about 20 meters in all diffrent colours he wouldnt accept any money so i put a £10 in the bottom of his box .he has prob found it by now lol.
adam

If you check out the MS site, there is a wiring diagram on there somewhere. As to wiring all the pins, no you don't. HTH Ray

if you have a V3 Board it's this:-
or look here http://www.megamanual.com/v22manual/mtabcon.htm

[Edited on 7/8/07 by darrens]
Rescued attachment v3ext_wiring.gif

Be careful, there are a plethora of wiring diagrams. Make sure you have the one for your application.

Regards,

Simon.