Why does my car leak water from AC?

Why does my car leak water from AC?

Water: if it’s water, and you know you’ve been running the air conditioner or interior heater, it’s likely just condensation from the cooling mechanisms. Specifically, the evaporator core leaks water from under the passenger side of the engine compartment when the air conditioner is being used. This is normal use.

Why does my air conditioner leak water inside my car?

A/C Leaking Water Inside Car. In addition to causing exterior leaks, sometimes you will find that your car is leaking water inside because of the air conditioning. This may happen if the drain tubes in the air conditioning system get blocked. In that case, the condensation will just pool within your A/C box.

Why is there water on the passenger side of my car?

Water on floor passenger side from clogged AC condensate drain. This is one of the more common problems. It’s caused by bacteria buildup on the AC evaporator coil located in the heater box under your dash. Bacteria from airflow combines with condensation from the AC coil to produce a mildew/mold smell and the formation of a slime on the AC fins.

What to do if you have water on your passenger side floor?

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: unclog the exit tube for your AC. Category Autos & Vehicles Show moreShow less Loading… Advertisement AutoplayWhen autoplay is enabled, a suggested video will automatically play next.

Why is coolant draining out of my car?

When a heater core deteriorates due to corrosion, it develops pinhole leaks that allow engine coolant to drain out inside the cabin. Often the coolant drains out the same line as the AC condensation. But in some vehicles, the heater core isn’t located near the drain line.

Water on floor passenger side from clogged AC condensate drain. This is one of the more common problems. It’s caused by bacteria buildup on the AC evaporator coil located in the heater box under your dash. Bacteria from airflow combines with condensation from the AC coil to produce a mildew/mold smell and the formation of a slime on the AC fins.

When a heater core deteriorates due to corrosion, it develops pinhole leaks that allow engine coolant to drain out inside the cabin. Often the coolant drains out the same line as the AC condensation. But in some vehicles, the heater core isn’t located near the drain line.

What to do if water enters your car when it rains?

If water enters your vehicle when raining with the HVAC system set to fresh air, suspect a problem with the fresh air intake. Check car manufacturer technical service bulletins before trying any repair.