Have you ever noticed that the floor on the passenger side has suddenly gotten all wet, and you have no clue where all the water is coming from? I can’t even imagine how horrible it must have been for you if you were wearing flared pants that day. Yes, I’ve experienced it too.
If you are experiencing a wet floor on the passenger side of your car for the first time, and it is taking all the fun away from your ride, leaving you all shocked and having no idea where the water is coming from or how to fix it, this is the right place for you.
In this write-up, I will take you through a couple of reasons behind a passenger-side wet floor and will also provide you with some fixes you can try when such situations arise. So, keep on reading if you don’t want to miss out on any of this information.
Why Is My Car Floor Wet On Passenger Side?
There could be multiple sources of water that make the floor on the passenger seat side all wet, and here I have listed some of the possible reasons behind a wet passenger side floor.
- Fault In Air Conditioning System
One of the first things you need to check for if you notice the floor on the passenger side getting all wet is the air conditioning system of your car. If you don’t already know, the air conditioning system in vehicles cools down the inside space by removing moisture from it.
The collected moisture typically drains out of the vehicle through a hose or pipe. However, this drain or hole can get clogged by excessive debris or due to some connection problem. When this happens, the condensed moisture or water can reach back up, making the floor on the passenger side all wet.
- Leakage In the Heater Core
Another thing that could be the cause behind the water on your passenger side floor is leakage in the heater core. If the core of the heater that’s meant to keep the vehicle’s inside temperature warm gets damaged, the coolant inside it might leak, causing the passenger side floor to become wet.
If the floor on the passenger side seat of your car has become wet because of the water from the leaked heater core, you will notice a sweet smell and can feel a sticky sensation on the wet floor.
Note: Want to know about Toyota Highlander snow button benefits? check out the guide to learn more about it.
- Clogged Drainage System
Most vehicles come with drainage systems these days that direct the rainwater out of the vehicle. If you often find yourself asking the question, why is my passenger side floor wet when it rains, and you can’t seem to figure out why there is always water in the floorboard after rain, a blocked drainage system is the answer, you have been looking for all along.
If the drainage pipe of your vehicle has gotten blocked due to debris or dirt from the outside or some foreign particle is trapped inside the drainage pipe, the rainwater won’t be able to find a way out, eventually gathering on the passenger side floor, making it wet.
- Leakage from Sunroof
When your car has a sunroof, you also need to check the drainage hole attached to it to figure out the cause behind the water spreading all over the passenger side floor. These sunroofs come equipped with drainage tubes that drain out the water gathered on car roofs.
A clogged or damaged drainage tube causes all the water on the sunroof to be directed towards the passenger side floor instead of leaving the car due to the drainage tube construction.
- Damaged Window Seal
The windows of cars have seals around them to keep the rainwater from entering the car. However, if the seals of your car’s windows are damaged or broken, water from the outside might seep through the gaps, making the floor wet. This can also happen when you take your car out for a wash.
- Dent or Other Damages
Another thing that could allow rainwater or water from the outside to find its way into your car, turning the passenger side floor wet and greasy, is some dent or other damage caused to the car’s body that might have created a gap.
What To Do When the Passenger Side Floor Is Wet?
Now that you have gone through some of the top reasons that could be the source of the water that’s making the passenger side floor wet, here are a couple of things you can do to fix these issues and enjoy a hassle-free ride in your car.
- Start by checking the air conditioning system of your car for any blockages. If you end up finding a blockage in the drainage tube, use a pipe cleaner to fix it. If you have never unclogged the AC drain line before.
- Checking and clearing the clogging in the drainage system of your car, as well as the drain tube connected to your vehicle’s sunroof, is another thing you can try to stop the rainwater from causing any damage to the passenger side floor.
- If all the water on the passenger side floor is coming from the heater core, it’s best to replace it with a new one. Though you can perform this task on your own, it’s always a good idea to seek professional help.
- Install new seals on your car’s doors as well as windows to prevent water from entering your car through the gaps.
- Don’t forget to get any dents or damages on your car repaired immediately so they don’t turn into leaking hoses.
Conclusion – Why Is My Passenger Side Floor Wet?
No one likes a wet passenger side floor, and with this guide, you won’t have to go through this discomfort ever again.
In this write-up, I have provided you with a list of possible reasons, i.e., possible water sources making your passenger side floor wet. I also enlisted some fixes you can try to stop any more water from entering your car.
This wraps up the guide on “Why is my passenger side floor wet?” Hopefully, the next time you notice water under your feet when sitting in the passenger seat, you will know the reason behind it and can figure out what your next steps should be.