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Wot only goes 3/4

Posted: Thu Aug 31, 2023 8:30 pm
by mikemcginnis86
I have a 2017 ram1500 bighorn with the t2 ex Platinum. Motor is 5.7 hemi. I've got a few bolt ones will be adding cam and blower down the road. Question I have is when I go wot I'm only getting 76.2% throttle I noticed once I installed the new PCM the truck was down on power and throttle response now with a tune it's back to normal but still doesn't have the 100% power and take off. What do I do. And why if there is a why. Thanks

Re: Wot only goes 3/4

Posted: Fri Sep 01, 2023 9:54 am
by mikel
most TPS never hit 100%. Usually something like 85% is WOT.

Re: Wot only goes 3/4

Posted: Mon Sep 04, 2023 12:45 pm
by PJD Tuning
WOT is 3.8V on the TPS. TPS has a 0-5V range, 3.8/5=76%

Re: Wot only goes 3/4

Posted: Tue Sep 05, 2023 4:51 pm
by mikemcginnis86
Ok thanks this is the first time messing with a motorized throttle body. I've always had cable type throttle.