What causes water ingress in the BYD S7 cabin floor mat?

1 Answers
DelMaximus
07/29/25 10:44pm
The reason is a blocked drainage outlet, leading to water accumulation inside the vehicle. Here are specific details about the drainage holes: 1. Drainage hole distribution: The vehicle's drainage holes are located in areas such as the fuel tank cap, engine compartment, under the door panels, and sunroof, with the most prone to blockage being the sunroof and engine compartment. 2. Drainage hole blockage: Each door has at least two drainage outlets. However, due to their low position, driving on muddy roads for extended periods can easily clog these holes. Once water accumulates inside the door, rainwater can erode the door panel, potentially damaging components like the window regulator and audio system.
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