X52 trim axis slider broken for aircraft, but functions correctly in options

Do you have any add-ons in your Community folder? If yes, please remove and retest before posting.
No.
Are you using Developer Mode or made changes in it?
No.
Brief description of the issue:
X52 slider axis registers as proper axis and can be assigned as trim axis (-100 to 100 %), but registers spuriously as up/down trim presses. Trim travels quickly to fatal crash levels.

Detail steps to reproduce the issue encountered:
Have an X52? Resetting through default profile did not help.

Build Version # when you first started experiencing this issue:
Current update (1.18.14.0), end of June version did not have the issue (as last played).
Are you on the Steam or Microsoft Store version?
Steam.
Did you submit this to Zendesk? If so, what is your ticket #?
#114567