Ask Honest John

Most recently answered clean air zones questions
I have seen that Euro 7 is programmed for 1st July 2025. The requirements for this are greatly beyond Euro 6. Is this definitely the future for the UK or is this just Europe? I see that the City of Oxford...
I'm replacing a Skoda Octavia, preferably with another Skoda Octavia or similar. My budget is £10k. I'm thinking I should try and get a Euro 6, but there aren't that many in my price range, so I'm sort...
Should I buy a Euro 5-compliant car if I am going to keep it for at least 10 years? Or will I not be able to go into most cities in coming years due to clean air zones.
My 2014 2.0-litre diesel auto BMW 5 Series falls foul of the clean air zone (CAZ) requirements. It's been my third 5 Series, used for my work as a surveyor. The rear seats fold to accommodate my ladders...
I have a 1999 Peugeot 406 diesel estate. It has 160k miles on the clock and I bought it for £2000 12 years ago. The expansion of the London ULEZ means that I have to change it, I really don't want to,...
I’m going to buy a 2016 Nissan Navara. How much it would cost for me to upgrade it for the London ULEZ?
Am I being neurotic when I think diesel cars in cities and towns will be short-lived? I feel they will be soon banned, which means it will be best to buy a petrol car for driving around a town or city....
I have to get rid of my vehicle in October because of where I live in London. I really don't want to and I cannot afford to get an updated version of what I already have. I need a small van. I currently...
I'm planning to buy a Mercedes W123 as a daily driver. There's an independent Mercedes mechanic who specialises in W123 repairs just 2 miles away. Do you think that the Government's drive to electric...
I need a 4x4 to tow 3.5 tonnes. I'm looking to buy a new Land Rover Defender 90, which is diesel. With current emission targets, would it be a really bad idea to buy a pure diesel now if they are going...