Originally Posted By Bad340fish
The test modes on the MS are pretty awesome. I just discovered I had a bad coil(I run 8 LS coils) and the test mode was nice to help confirm where the actual problem was.

When the engine is running you can also deactivate injectors and coils to determine if things are working properly.


I haven't seen the deactivate one before, that's pretty neat.


1972 Barracuda - 5.7L Hemi, T56 Magnum 6spd - https://www.facebook.com/GoodysGotaHemi
2020 RAM 1500
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