Honda Civic water leak issues in trunk, rear door, and driver side floor affecting multiple areas on Honda Civic

Submitted by Tryg · Jun 23, 2025
Published by RepairPal

Problem overview

Some Honda Civic owners report experiencing water leaks in various areas of their vehicles, including the trunk, rear doors, and driver side floor. Trunk leaks can often be attributed to worn taillight gaskets or trunk seals, leading to water pooling in the spare tire area and dampness in the carpet above. Additionally, rear door leaks may be difficult to locate but can cause rust if water drips from the door seam. Owners may also find that water leaks affecting the driver side floor result from disconnected or clogged sunroof drains, or leaks from the roof drip rail. It is crucial for owners to promptly address these water leak issues to prevent further damage, such as damp carpets, rust formation, or electrical problems. Dealerships have identified specific causes, like disconnected AC hoses, contributing to these leaks. Consulting with a qualified mechanic or dealership is advisable for diagnosing the root cause and implementing effective solutions.

16 people reported this problem
8 comments
Schedule Repair

Honda Civic vehicles with this problem

Average mileage: 143,571 miles
(80,000 - 214,000)

Search for another problem

RepairPal Car Genius

Ask our experts about your Honda.

RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.

 Auto Repair Expert Auto Repair Expert

Available 9am – 6pm ET Monday through Friday

Call Our Experts
© 2026 RepairPal, Inc. RepairPal® RepairPal Certified®