Ask Honest John

Most recently answered owning questions
My car is showing a P0172 error code - Fuel System Too Rich. I have taken it to a independent garage and dealership, but none seem to be able to fix and speculatively say we can do this for £x. No one...
I am trying to get winter tyres for my Nissan 2010 Note diesel. Most garages tell me they can't get the size I need 185/55R16 87H. One dealer says it would be safe to use bigger tyre Hancock 195/50/16...
I put the wrong code into my radio and now I can't use it. What should I do?
My son runs this petrol Focus on a tight budget and can't afford to throw it at his main Ford dealer to sort! The engine "hunts" on tickover from cold, rather like too much choke in the old days. Once...
I am an OAP and the ever increasing cost of fuel is a concern to me. I have read various articles on ECU re-mapping devices, all of which claim to enhance fuel consumption and performance. Some guarantee...
Last year I bought a new Jaguar XF Portfoio but didn't like the hard ride so I sold the car at great loss. I am now considering buying a Mercedes CLS 350 SE with 18" wheels. Do you think I might be making...
Hi HJ, let me know your favourite charity and I'll bung a few quid if you can advise me. Bought a Volvo S40 1.6D, Dec 07 model, 38k miles from an Evans Halshaw (Pendragon) site in Cheltenham 31-8-11. Have...
I jotted down my Honda CRV tyre size (205/65/R16C) to get a quote for winter tyres and noticed that they are commercial (van) tyres. Kwik-Fit have quoted me for winter tyres which are also commercials...
I have a brand new Peugeot 508 saloon. When it is raining heavily and I open the boot, the water drips straight into the boot. Is this a general design fault (as I suspect) or a technical problem with...
My current Honda Civic is due for change & I'm wondering which of the current similar models (Focus, etc) are the quietest, especially in respect of road noise. The Civic is great on good surfaces but...