When running defroster on max hot settings outside air and ac on there is a high pressure noise followed by clear water leaking into the passenger floor board.
Rsx water in floor board when ac running.
I havent noticed any water coming out of the evaporator hose in the firewall yet i also dont see any water running in the passenger floorboard.
Trace the black rotating shaft and look above it and you ll see a flat tipped black hose about 3 4 long protruding from your car floor metal plate.
The most common cause of the floor becoming wet when the ac is on is due to the ac vent becoming clogged.
It does this after 30 minutes of driving with defrost and usually immediately stopping at an upward incline coming off the freeway.
Is your furnace leaking water when the ac is on.
41 of the time it s.
If this is the case bring it in to your repair shop soon.
Ac leaks the fifth and final warning sign is the air conditioning leak.
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.
Sometimes the drain on the bottom of your car becomes damaged or clogged so that water backs up.
I squeezed the rear ac drain hose and lots of dirty brown water gushed out.
So should my ac run longer before any condensation starts to build up.
Water on floor passenger side diagnose and fix water on floor passenger side.
It s not furnace season so it shouldn t be the furnace that s leaking all the water.
This buildup of water can then leak on the floor.
In a heavy rain climate.
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.
If you have 2007 or newer mdx and can t find the drain hose it s right above the transfer shaft.
Reconnect the tubes and watch it drain.
When this happens the evaporation which is a by product of the evaporator core working properly and can begin to build up.
What you have going on.
The carpet is wet as high as the firewall.
I have been running my truck for about 30 minutes now with the ac on full blast.