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Jason7121 · 06-19-2018, 11:24 PM

On my Ls swap I wired a check engine light and mounted it on gauge cluster bezel. Ecm provides ground when a fault is detected and other wire is 12v ignition feed. Hope that helps people that were curious.

06-19-2018, 11:24 PM	#2531
Jason7121 Registered User Join Date: Jun 2016 Location: Visalia California Posts: 891	Re: Crusty Rusty Leaky Squeaky 67 Step On my Ls swap I wired a check engine light and mounted it on gauge cluster bezel. Ecm provides ground when a fault is detected and other wire is 12v ignition feed. Hope that helps people that were curious.