Passenger Side Floor Board

A similar problem could occur with the car s heater system.

Passenger side floor board.

The heater core is like a small radiator. Causes of a wet passenger side floor mat 1. Water on floor passenger side diagnose and fix water on floor passenger side. Drain hose attached to the passenger s side firewall.

If you are experiencing water on the passenger side floor of your car or truck and if it s not antifreeze 99 of the time it is a simple fix. File or grind off the barb on one of the ends apply a little silicone sealant then insert it into the drain plug about a half an inch. Hot coolant flows from the engine where heat is absorbed and taken to the car s heater core when you turn on the heater. Water leaking onto passenger side floor post by johnboy1975 27 jun 2019 01 44 i had the same problem water pouring into passenger footwell and even the rear footwell thought it was the sunroof til my climate fan blew.

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. Drain hose aimed downward to create negative air pressure. You can also purchase a 5 8 inch heater hose elbow to do the same job. If this core develops a leak it will usually leak into the passenger compartment floorboard.