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Beijing_Raccoon · 06-16-2018, 03:35 PM

Alright, so I’ve nailed it down to my ecu isn’t sending the ground signal from pin 9 up to the relay. It gets power from pin 46 which is the ac switch, but it won’t ground the wire. When I manually ground it the ac works great. Anyone know why this is? Is my ecu bad?

06-16-2018, 03:35 PM	#1
Beijing_Raccoon Leaky Injector Join Date: Dec 2014 Location: 29 Palms Posts: 80 Trader Rating: (2)	Rb20 s13 a/c Alright, so I’ve nailed it down to my ecu isn’t sending the ground signal from pin 9 up to the relay. It gets power from pin 46 which is the ac switch, but it won’t ground the wire. When I manually ground it the ac works great. Anyone know why this is? Is my ecu bad? Last edited by Beijing_Raccoon; 06-22-2018 at 09:09 PM.. Reason: Made progress in trouble shooting but really stuck now