Honda Pioneer SXS700M2P 2019 Owner's Manual page 52

Doors
If the doors rattles when closed, turn the door stopper
counterclockwise to adjust the doors. Each door has a double
latching mechanism. Adjust the door stoppers so that it latches on
the second click.
The left and right doors can be adjusted in the same manner.
Adjust
1. Open the door (page 41).
2. Turn the door stopper counterclockwise to extend it, and
clockwise to retract it.
3. Make sure the door is closed securely until the second latch click
is heard.
FRONT
42 Instruments & Controls
door stopper
REAR
(SXS700M4P only)
door stopper