Honda Pioneer 1000 2017 Owner's Manual page 148

Refer to Safety Precautions on page 123.
The air cleaner outer cover must be removed to replace the air
cleaner and for spark plug maintenance.
Removal
1. Lift the cargo bed (page 81).
2. Remove the clips (page 142).
3. Remove the prong from the grommet.
Installation
1. Insert the prong into the grommet.
2. Install the clips.
3. Lower the cargo bed.
UNDER CARGO BED
clips
prong
grommet
air cleaner outer
cover
clips