Checking bulbs
With all doors closed, apply the parking brake and place the ignition switch in the ON position without starting the engine. The following lights will come on:

If equipped, the following lights come on briefly and then go off:

If any light fails to come on, it may indicate an open circuit in the electrical system.
Have the system repaired promptly.
See also:
EXTERIOR
The 2010 Pathfinder is unapologetically boxy. It could have been built with
giant Duplo blocks. However, it's not bad-looking. It's tough, strong and
doesn't fool around. This is a truck that mean ...
Warning/indicator lights and audible reminders
...
In-cabin microfilter
The in-cabin microfilter restricts the entry of airborne
dust and pollen particles and reduces
some objectionable outside odors. The filter is
located behind the trim panel near the accelerator ...
