Change the bulb and check to see if it's not grounding out.
back side of the brake pedal
The 1998 Nissan brake light switch is located below the dashboard, on the drivers side of the engine compartment. The brake light switch simply plugs in and out.
If it is just ( 1 ) lower brake light that is not working it is probably the bulb
Passenger side behind the glovebox
Left hand side under the brake master cyl.
Should be HOT at one side of the brake light switch
The brake light switch is located beneath the dashboard. The switch is on the left-hand side of the drivers side.
the brake back side left side light does not work when brake the RV
Passenger side, rear of the engine, just follow where the transmission meets the engine on the right side.
The brake light, a red light shaped like a headlight on the dash means that one or more exterior lights are not working. It could be a taillight, brake light, side marker, license plate light, or third brake light. It stays on all the time if it's a side marker or any light besides the brake light. If it's the brake or third brake light it will come on only when you press the brake pedal.
You will need to change the brake light switch. The brake light switch can be found below the dashboard on the drivers side.
The brake light switch can be found below the dashboard on the drivers side of the passenger compartment. The brake light switch simply plugs in and out.