3 posts in Car Diagnostics blog about "water leak" — OBD-II diagnostics, DTC codes, repair. ← All posts
The lowest point in the boot collects everything that gets in. Finding the entry point is a systematic job, and the well itself is rarely the problem.
Condensation on the inside means moisture in the cabin. Some of it is you breathing; some of it is a leak that will eventually cost real money.
A wet carpet is not a comfort issue but a threat to the modules under the seats. The usual water paths and how to trace them.