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Old 11-27-2022, 03:10 AM   #17 (permalink)
FlashStopFall
EcoModding Beginner
 
Join Date: Oct 2022
Location: Oklahoma
Posts: 30

WJ - '03 Jeep Grand Cherokee Laredo
Team E85
90 day: 17.28 mpg (US)

ZJ - '94 Jeep Grand Cherokee Laredo
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Quote:
Originally Posted by hayden55 View Post
did you check your maf signal and it's sensor temp? usually it's because the temp sensor failed and the car thinks it's -20 outside. by math since my 4.7 uses 0.55gph at idle at 600, i would think an e85 4.0 and 750 would use around 0.8ish on e85. check all of your sensors. one of these has to be wrong. the quickest way is to sniff the tail pipe with a wideband and see if it's rich.
Sensors read correctly (map instead of maf though). I’m building an mpguino with a raspi pico, and I’ll see what my actual fuel consumption is before testing anything else.
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