WARNING: This page is about a different car, the 2024 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
Install the spring to the selector lever knob.
CAUTION:
Install the spring so that it is stopped by the stopper.
Courtesy of MAZDA MOTORS CORP.
Install the lock release button cover so that it engages with the hook of the selector lever knob.
Courtesy of MAZDA MOTORS CORP.
Install the selector lever knob to the selector lever component.