Ask Honest John

Most recently answered owning questions
The air-con in my car seems to have lost its cooling effect. The output is quite warm, in fact. I'm being advised to have the system re-gassed. What does this mean and why should it be necessary, please?...
Last October we replaced our 10-year-old Nissan Micra 1.3 automatic under the scrappage scheme, buying the new equivalent Micra 1.4 automatic. Comparing the brochures and specifications for the two cars,...
3 or 4 Saturdays ago you advised owners of Corsas to get a certain part checked at each service. My wife has a Corsa and I meant to cut out this piece of information but I forgot to do so. Can you please...
My wife's Toyota Yaris 1.4 D-4D TR is now one year old but has only covered 3,500 miles in a mixture of short runs to the supermarket and longer runs of up to 100 miles. Should we change the engine oil...
My wife recently purchased a 2009 Ford Fiesta Zetec S fitted with 4 stud, 205/40 ZR 17 sized wheels and tyres. Unfortunately it came with a compressor and can of sealant, and not a spacesaver spare wheel,...
We drove our classic Riley 300 miles to Cornwall to be the bridal car for a friend's wedding, only for some idiot, who was clearly driving without due care and attention, to reverse into us, stoving in...
The ABS/ESP on my 56-plate Skoda Octavia 2.0 FSI failed at 32,000 miles, four months out of manufacturer's warranty and just eleven days after the expiry of the one-year used-car dealership warranty. I...
How can I tell when my diesel particulate filter needs its 'automatic regeneration process' "supporting"? I don't wish to unnecessarily drive in lower gears and raise my fuel consumption. I typically...
I use a Tom Tom Go 370 Navigator in conjunction with an RDS-TMC Traffic Receiver aerial also by Tom Tom. Recently I noticed, what looked like deep scratch marks on the dashboard of my car. It was only...
My wife has a 2006 Nissan Micra 1.6 Sport, so it's just 6 months or so out of its 3-year warranty. The other day when she started it up the brake warning and the ABS warning lights and the ESP off warning...