There is a problem with your charging system. More than likely the alternator has failed. Most auto parts stores will check your system for free.
The voltage reg is sticking and will run down the battery.
Check your battery for loose connections and check your alternator.
where is dash light and tail light relay on 1984 nissan pickup truck
To reset the check engine light on a 1996 Nissan pickup, you can disconnect the negative battery terminal for about 15 minutes. This will clear the onboard computer's memory, including the check engine light. After reconnecting the battery, start the vehicle to see if the light remains off. If the light comes back on, it may indicate that there is still an underlying issue that needs to be addressed.
alternator or bad wires
check your fuse and your brake light switch on your brake pedal lever.
bad light switch.
If it is not speced correct for it then, yes.
On the brake pedal.
no it cant as, as long as the light isn't on
Ckean bith ends of the battery cables.
on your brake pedal lever.