2004 SRT4 slight hesitation and 20 psi

28patrick28 · Post by **28patrick28** » Thu Mar 19, 2009 9:05 pm

MOD :

Cai K&N
Stage1 ecu
Stage2 wg (WGDC ajust by Brian) on Custom tune With Predator
3 in Downpipe catless
3 in o2 housing
Walbro 255 fuel pomp
Fuel regulator mod (Rewire soon)

Well at this moment i load the new rev.17, Hard to say, didnt try the wot, but look to run better part trottle afr (14.3 to 15) and the car doesn't Hesitate anymore. Someone have good experience with rev. 17 .... ? had they change ?

sfla_srt4 · Post by **sfla_srt4** » Thu Mar 19, 2009 9:51 pm

your car may have to learn the fuel trims with those fuel mods.. It may take a few days, but it will be fine. My car does this from time to time. It will learn what to do though.