Honda PASSPORT 2020 Owner's Manual page 442

uuBefore DrivinguMaximum Load Limit
your vehicle, the amount of available cargo and luggage load
capacity is 650 lbs.
(1,400 - 750 (5 x 150) = 650 lbs.)
(5) Determine the combined weight of luggage and cargo being
loaded on the vehicle. That weight may not safely exceed the
available cargo and luggage load capacity calculated in step 4.
(6) If your vehicle will be towing a trailer, load from your trailer will
be transferred to your vehicle. Consult this manual to
determine how this reduces the available cargo and luggage
load capacity of your vehicle.
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