Last winter I looked in to water ingress in my boot, it was very minor but led to misting up of the rear window. I wasn't able to trace the leak and thought it might be to do with the rear wash pipe leaking through the boot lid trim, however I wasn't able to identify anything. Tonight I notice water is back, it collects around the rubber seal and leads to the plastic trim dripping when I open the boot (which is why I assumed it was the rear wiper). However, I haven't used the rear wiper for a wh