Honda Pioneer SXS700M2P 2019 Owner's Manual page 135

Fuel Capacity
Fuel tank capacity:
30 ℓ (7.9 US gal, 6.6 Imp gal)
When there is only one segment left in the fuel gauge (page 24), fuel
will be low and you should refuel as soon as possible.
Refuelling Procedure
Refer to Safety Precautions on page 105.
RIGHT SIDE
1. Open the right side door (page 41).
2. Turn the fuel fill cap counterclockwise.
fuel fill cap
Servicing Your Honda
Fuel
bottom of
filler neck
125