Car Water Leak Found Video Index

Leaking door membranes are a common problem on cars of this age. They age and perish and let water leak in.

The second set of leaks on this Renault Megan. We like to be thorough, and it would have been easy to stop looking for leaks at these leaky doors, but because it's a Renault we went straight for the bulkhead and found a leak as shown in part 1.

Renault are prone to leak through the bulkhead, this is usually caused by blocked drainage holes in the trough that sits under the windscreen, which then fills up with water and leaks through.

We have seen a lot of these down the years. There is a trough in front of the bulkhead under the 'scuttle' which is the plastic panel just under the windscreen.

One of the drainage holes on the scuttle area was blocked, leading it to fill up with water. From here it can slop around and go in different directions depending on which direction the car is moving

This car had blocked sunroof drainage holes, blocked on both sides, which often causes problems as the water can then run down from the roof, but as there doesn't seem to be much water on the passenger side this doesn't seem to be the main culprit.

Another common issue on the Renault Clio is the rear grommets next to rear lights, which perish and then allow water to ingress into the boot of the car.

Another common problem on the Renault Clio is the door membrane behind the door panels which can leak due to hot weather, the age of the car causing the membranes to shrink and adhesive to dry out.

Here we have a Renault Clio which has come in for a water leak and has soaking passenger front and passenger rear foot wells it is a common problem due to the centre drain on the scuttle area being blocked and allowing water to back up and then work ...