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Old 11-10-2016, 08:04 AM   #14
JKLNHYD
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Drives: '16 Summit White 2SS, A8, Sunroof
Join Date: Dec 2009
Location: Long Beach, MS
Posts: 443
Quote:
Originally Posted by SSport16 View Post
I am betting the vibration on the freeway is due to AFM. Watch the V4 - V8 mode screen and see. If it vibrates while in V4, try putting the shifter into manual mode, shift down 7th gear and then back up to 8th gear and see if the vibration goes away. Not much can be done from that, other than to do the shift work around or use a Range device, which may or may not throw CELs.
It's most definitely NOT from the V4-V8 transition. I have watched the dash when it's doing it and it shakes/vibrates in both modes.
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