Ask Honest John

Most recently answered water ingress questions
I hope you can help. I had a new windscreen fitted in September last year due to stone damage and in January after the snow my car was completely sodden inside, mainly drivers footwell and rear offside...
My 2012 Audi A1 has developed a leak or leaks at the top of the windscreen. When it rains there is evidence of wetness on the roof lining above the driver seat and I have noticed the driver seat cover...
After heavy rain we have water in the footwells of both passenger and driver sides. Any idea where this may be coming in?
Why does my Toyota Yaris hybrid cross get a lot of moisture on the inside windows on cold but not freezing nights? This happens every time we have a cold night.
My daughter's Citroen C4 Grand Picasso 2014 has a wet area under the off side rear (3rd row) seat. It is not coming from the underneath of the vehicle as it has not been driven for a while.
My daughters Audi seems to be getting damp in the drivers foot well door seals seem fine, are there any known issues regarding this fault?
I recently crossed a ford in my Mitsubishi Outlander PHEV. I am aware of procedure in manual car. What advice can you give for automatics, hybrids and electric vehicles?
I have a 2010 Mercedes-Benz SLK 200, which I bought last year for some much-needed fun after the first pandemic lockdown. Recently, I have noticed a large amount of water in the boot (spare wheel well)...
My 2017 Ford C-Max appears to have a leak somewhere in the boot area, which results in water collecting in the bottom of the spare wheel holding area. It's still under Ford warranty (I bought it as a Ford...
Why is there water under the rear seat of my Peugeot 206?