I forgot to add I have a 2001 jeep grand Cherokee 4.0L inline six, it has a cold air intake and a straight through muffler, no cats, and wider wheels. And dual 8 in subs pulling a few amps.
I forgot to add I have a 2001 jeep grand Cherokee 4.0L inline six, it has a cold air intake and a straight through muffler, no cats, and wider wheels. And dual 8 in subs pulling a few amps.
Welcome! You'll want to familiarize yourself with tuning first, https://www.hpacademy.com/courses/efi-tuning/Originally Posted by Dailyjeeponwides
Next you'll need a wideband sensor and gauge
and finally read this thread! It may not make sense to you now but will when you look at making adjustments.
Anybody else have their short term and long terms conflict and seemingly cancel each other out? My long term is subtracting 10% but the short term is adding 8% back in most cells. If the fuel trims are reset, they'll slowly work their way back to doing this.
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