You need to remove the dash console panel and access from there. Take the top tray out, then unscrew stereo and then the air/heating panel, and take it from there.
Only thing you can do is replace the resistor, there is no repair.
2000 Nissan xterra cabin air filter
The 1992 Nissan truck air-conditioner pressure switch is located in the fuse box. The fuse box can be found in the engine compartment.
in glove box
how to install replace air intake hose toyota camry 1998
What kind of car and which switch. There are several that can effect compressor operation.
When your air conditioning isn't cold
ok....replace it
Take it to a Jiffy Lube or an Oil Can Henrys
It would be nice to know the year of your Nissan Altima. For Nissan 2000 Altima GXE the air filter is located right next to the battery. Just push off the 4 clips that hold the top of the filter housing and pull the top off just enough to remove/replace the air filter. Close it and and pull the clips back on.
open the glove box latch then you will see the filter
Need to clarify what you are asking. The Horn Relay is inside the relay/fuse box behind the battery. The Horn Switch is located in the air bag in front of the steering wheel. You must replace the air bag module to replace the Horn Switch. The Horn switch grounds the relay which then powers the horns.