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Thread: ls2 swap starting issues
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01-30-2016 #1
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ls2 swap starting issues
so I have an ls2 swap and running a holley harness and ecu. I am getting power to coils and everything but never any spark for some reason. crank sensor is registering rpms ill attach a system log if anyone else is running the holley setup I can email you . I cant figure this out.. help!
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01-30-2016 #2
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Many ls starting problems are related to the power supply. Many times people wire the ecm to a source that's interrupted when you turn the key. You need to make sure the power is constant even when the key is turned.
1970 Camaro/DSE build
Are you driver enough? Maybe....come on blue!
https://www.pro-touring.com/threads/...71#post1147371
01-30-2016 #3
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ya its constant and wired straight to the battery for the ecu like it says.
01-30-2016 #4
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figured it out starter wasn't happy with the 2 gauge wire I was using to relocate to the trunk. so I relocated back to the engine bay and fired right up
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