Semi Ac Leaking On Passenger Floor

Reconnect the tubes and watch it drain.

Semi ac leaking on passenger floor. For example a poorly installed windshield or aging sunroof could allow water into the cabin. 2010 probably up through 2014 s. A partially plugged drain can also add to the problem. When your ac evaporator freezes up and then suddenly thaws out from improper charge poor air flow expansion valve problem or thermostatic temp control malfunction the sudden thawing and in turn flooding can over exceed the drain capacity causing water to the floor.

About where your little toe is there is a black hose coming down along the side of the transmission tunnel hump. A damp carpet or water on floor passenger side situation can be caused by a plugged ac condensate drain line a leaking heater core leaking windshield seal a problem with sunroof drains or water ingestion from the fresh air intake on your car s hvac system. When you disconnect it plug the part that drains water with your finger and use anything long thin and dull to push through whatever is clogging the part that runs to the floor. There s a drain hose that carries this moisture away but it can get plugged up.

Open your hood and on the passenger side of the fire wall you should see a black tube coming out maybe 6 long. You can just pull it off and clean it out. Sign in to reply. The condensation must go somewhere so it finds its way to the passenger floor.

Excessive corrosion is another culprit as it may cause tiny holes to form in your car s body panels. The ac drain hose if your sitting in the front passenger seat picture where your left foot would be up under the dash against the transmission tunnel hump. Good luck hope this helps. If it had coolant in it then the heater core is probably the issue i hope it s just the clogged drain line.

It is accessible from underneath the carpet on the passenger side front footwell.