what wire on ecm sends signal to injector ground

bjthemechanic
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Joined: Fri Mar 15, 2013 7:26 pm

what wire on ecm sends signal to injector ground

Unread post by bjthemechanic » Mon Mar 18, 2013 6:40 am

I looking for the pin location of injector ground pulse on ecm 2000 Chevy Astro Van.

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ProTech
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Joined: Wed Oct 17, 2012 10:08 am

Re: what wire on ecm sends signal to injector ground

Unread post by ProTech » Tue Mar 19, 2013 7:26 pm

Your vehicle has sequential fuel injection and each injector has it's own ground pulse wire. There isn't just one wire that controls the ground pulse to fire the injectors. The connector on the computer is C2, and the pins are 8,9,15,16,31,32.
GM Dealer Technician For 18+ Years
In the automotive industry for 20+

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