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closed loop question

Posted: Sat Nov 15, 2025 12:09 am
by panoramix3519
When i work in closed loop and the ecu is trimming the maps for example 4%, when i go full throtlle so i am in WOT so i am in open loop, the trimming from closed loop the 4% is still triming from the maps or the trimming is working only when i am in closed loop and when i go to wot is the maps working without triming?

Re: closed loop question

Posted: Sun Nov 16, 2025 3:01 am
by MondeCruel
Yes you have a value in closed loop parameters it is the maximum MAP for closed loop, above this MAP it is open loop

Re: closed loop question

Posted: Mon Nov 17, 2025 1:36 am
by panoramix3519
yes but my question is if the the trimming from fuel bank in closed loop is trimming still when i am in wot (open loop) or not

Re: closed loop question

Posted: Mon Nov 17, 2025 9:59 am
by Spunkster
yes this is normal

Re: closed loop question

Posted: Wed Nov 19, 2025 2:49 am
by panoramix3519
so when i have long term fuel bank for example -3% and i am in wot the fuel maps is still trimming -3% at wot (open loop). Is that correct or at wot is the fuel maps without trimming?

Re: closed loop question

Posted: Wed Nov 19, 2025 10:06 am
by Spunkster
It will use the fuel trim in open loop for safety.