Quote:
Originally Posted by Bico
Hi folks
I'm a noob and looking for a bit of help. I have a 2017 SS Q50 AWD. Stock, except for a JB4. I'm currently running Map 2 on 93 octane and I get a ton of acceleration in the higher gears, but I'm looking for more oomph off the start. I find that acceleration from zero in the first couple gears is lacking, especially when in automatic. Sometimes it springs forward, but mostly it has a bit of hesitation. And when I'm driving and in lower gears the pedal feels a bit mushy and unresponsive.
Does anyone have a Map 6 on their similarly specced vehicle that they could recommend I start with to get better speeds off the mark? I'm less concerned about the speeds nearer the top end, as I'm mostly city driving. I'm at sea level.
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you can try and reset the ecu by disconnecting the battery overnight, that will reset the short term fuel trims and then overtime learn your driving habits. Map 2 on the jb4 should be 5psi added across the rpm range, i would recommend trying map 6 and tapering the boost, you can use the profile posted above or you can try the one ive included. Either way i wouldn't exceed a max of 5+ in the 3000-6500 range until you've data logged a assured safe AFR's. Run through the drive modes as well, i usually only drive on sport +, sport or personal.
https://ibb.co/n7G7jsW