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Old 09-14-2018, 12:21 PM   #25
crosive

 
Drives: 18 zl1
Join Date: Aug 2017
Location: central alabama
Posts: 935
Quote:
Originally Posted by Stroked84 View Post
For everyone who is fixing this issue with disabling the AFM, is that voiding warranties? Is that a legitimate fix to the A8 shudder issue? How is the cylinder deactivation impacting the transmission?
Using a range or diablosport afm disabler does not void warranty.

The tcm is programmed to let the TC slip more during the transition, and during v4 mode to help with the engine pulsing.

Disabling v4 mode may not correct the problem, but it surely does not contribute to it.

Having said that, my car hasn't seen v4 mode since the TC replacement. On purpose.
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