Fuse panel on the drivers kick panel, but your other lights would be out too.
What you more likely have there is a reverse/neutral safety switch problem, when out of adjustment the lights will not come on.
You can find the Nissan backup light fuse in the fuse box. The backup light fuse will be the number 17 fuse.
the brake light fuse is located on the firewall under the dash beside the park brake second or third up on the left hand side
The 1993 Toyota Camry backup light fuse is part of the brake light relay switch. The brake light relay switch can be found beneath the drivers side dashboard.
Behind the glovebox.
Had the same problem. Check the wiring on the backup light switch at the transmission. Connection, chaffing, bare wires etc. Fixed mine!
Remove backup fuse from underhood fuse box
Fuse 15
First we need to know what year is the vehicle.
Should be parking/tail fuse
Take out the fuse or replace door switch with aftermarket
Passenger side behind the glovebox
In the 1988 Nissan the alternator, instrument panel, and backup lights shared a fuse. Before changing a fuse see if the backup lights work (have someone watch when you are in reverse). If the neutral start/backup light switch is broken internally, it can be blowing the fuse when you put the car in reverse.