There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
Tundra doesn't "stay" anywhere. It's a climate, not an animal.
If you recirculate interior air constantly, the AC evaporator coil will build mould and end up producing a foul odor. Many manufacturers have started switching back to outside air after briefly allowing the AC to run on recirculate mode to pull the humidty out of the cabin and initially cool.
Set your parking brake before you turn on your ignition. This cancels out your headlights.
HI, I have the same problem with my pathfinder 2002 LE since today!!!!!!! The fan always stay ON. Did you find the origin of your problem?
a baby chick vertical climate must stay in their mother's stomach.
to stay alive if they are out of their element they will pass
Cheetahs are on the savanna which is hot and dry.
It may be as simple as a dirty throttle body. These trucks do not idle well when it gets dirty. The fix is easy and can be avoided by using only Top Tier gasolines of any octane level you prefer. www.trailvoy.com All the answers for your Envoy or Trailblazer
Stay Warm
It is a half-inch blackish bulb next to the air vent on top of the dash. Don't put your hat over it, or your lights will stay on all the time.
If you look on the backside of the climate control unit in the dash you will find a glass buss style fuse. It will be blown. Replace the fuse and your fan will stay on with your headlights.