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Forum namePerformance/Engine
Topic subjectWhere is our ECU ground?
Topic URLhttps://forums.2gnt.com/dcboard.php?az=show_topic&forum=i5&topic_id=49218
49218, Where is our ECU ground?
Posted by Brian420aNT, Apr-17-03 04:13 AM
Hey I'm putting in my Ground wire kit and have no idea what Im doing! TIA
49220, RE: Where is our ECU ground?
Posted by mcgyvr, Apr-17-03 04:43 AM
the battery ground is pin 10 (top harness) black wire
BUT you want a chassis ground not the battery ground and there is NO chassis ground directly on the ECU, I would recommend just removing one of the torx screws that holds the black cover on the ECU and sanding it to get a good clean spot to land the cable on and install it there.

OUR ECU's DONT HAVE A CHASSIS GROUND WIRE (they are just tied to the metal on the car but there is no dedicated ECU chassis ground wire, so your adding one
49226, RE: Where is our ECU ground?
Posted by Corbin, Apr-17-03 06:51 AM
At least on my ECU ('95 AT) there are several wires that go from the ECU to chassis ground. Some are right under the fuse box.

Corbin

'95 ESI-T
HRC+FMIC+ETC...



Gimme fuel...Gimme fire...Gimme that which I desire

49227, RE: Where is our ECU ground?
Posted by DarkOne, Apr-17-03 07:10 AM
Mine too.