Water leaking on the passenger side floor of your vehicle could be due to several reasons. Common causes include a clogged or damaged sunroof drain, a leaking windshield seal, or a problem with the heater core. Additionally, issues with door seals or the air conditioning system can also lead to water accumulation. It's advisable to inspect these areas or consult a professional to identify and fix the source of the leak.
heater core may be leaking or hole in floor
Are you running the air conditioner? If the drain line is plugged, it will leak water (condensation) onto the passenger side floor.
Condensation from air conditioning?
Antifreeze leaking from the heater core.
when your heater core is shot it will leak on the passenger side of vehicle and your windshield will fog up most of the time
Water is leaking on passenger side floor board when heat is on
your heater core is bad you may also experience steam in the windshield
Heater core is leaking
It could be the heater core leaking.
Heater core
Passenger side floor? Could be leaking heater core
Heater core leaking?