I believe it is MotionMatch;
From the OM.
Changing MotionMatch Setting
1. Press and hold the display mode switch until the display reads "Release"
2. Release the display mode switch and display should read "Coast"
3. Press the display mode switch once again.
4. For machines without MotionMatch switch:
a. Push the turn signal switch and return to neutral position to change to
desired setting between 1 and 9. Position 5 is displayed as "DEF" the
factory default.
5. For machines with MotionMatch switch:
a. Push the turn signal switch and return to neutral position to change to
desired setting between 5 and 9. Position 5 is displayed as "LONG_D" the
factory default.
b. Push the turn signal switch and return to neutral position to change to
desired setting between 1 and 5. Position 5 is displayed as "SHRT_D" the
factory default.
6. To confirm the changes for MotionMatch setting, press display mode
switch once again.