Ask Honest John

Most recently answered emissions questions
Am I allowed to apply for a lower car tax as my car produces a low level of emissions. Currently I have to pay £325 as the car is pre-2001.
At present my 2016 petrol Kia Venga is ULEZ friendly, will there come a time when it would become ULEZ unfriendly? Just checking I was not too sure if when vehicles get to a certain age they fall into...
I recently purchased 2020 Toyota Prius imported and the road tax is £345 where as other vehicles paying £170 per year. Is there any way I can challenge it?
I have a 1995 Mercedes W124 convertible. I love the car but it is not ULEZ compliant. I have recently seen the same model and year for sale that is stated as ULEZ compliant and I have checked against its...
I'm a satisfied owner of a 2010 Euro 5 compliant petrol Audi A5. It's been fully serviced from new, still runs completely fine and comfortably meets all my driving needs. I commute into the London ULEZ...
I have purchased a new Ford Focus 1.0 125 Titanium. This replaced the same model purchased in 2019. Ford have increased the 16 inch wheel pressures in 2022 from 33psi to 38psi which gives a harder ride....
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...
Is it true I have to keep going on long journeys to clear this sign?
I drive a 2003 Infiniti G35 coupe which has the same engine as a Nissan 350Z , they are basically the same car. The 350Z is ULEZ compliant from 2003 models upward but as the Infiniti is an import I can’t...
My daughter has a Merc ML250 Bluetech which has a euro 6 engine and shows emissions of 163 gms/ 100 on the V5C. According to Merc forums many other owners have challenged the compliance status with TFL...