How to Troubleshoot Air Conditioning on Nissan Pathfinder – Avoid a trip to the mechanic by trying to troubleshoot problems yourself in your Nissan Pathfinder. While air conditioning problems are common, they are often quite simple to diagnose and even fix. Take a few easy steps to try and determine the cause of the air conditioning problems on your own.
Tools Used: Tools, Screwdriver, Monkey wrench
Troubleshoot Air Conditioning
See if the problem is as simple as a blown fuse first. It is probably a blown fuse if the temperature controls on the dashboard seem to work correctly but have no effect on the air.