Ask Honest John

Most recently answered fuel economy questions
I've recently purchased a Volvo S40 2.4-litre petrol. What mpg should it get? I'm currently getting 26mpg and 30mpg on a run out.
The Mercedes-Benz GLE 500e Hybrid specs suggest we will get 76.4mpg. Is it true?
I have a Jaguar XE, nearly two years old, which averages around 39mpg on the computer set for long periods. 2000 miles ago I decided to check real mpg by checking fill-ups against mileage and was surprised...
I have an Hyundai Ioniq, which I've run exclusively on Shell fuels for the 5000 miles that I've had it. I was getting 60-62 mpg on the regular stuff, then put a tank of the V-Power in and got 64 mpg. I...
I have Vauxhall Crossland X 1.2T 130PS and intended to use Shell V-Power fuel to keep the components as clean as possible. After reading the owners manual, it recommends 95 Ron - 98 Ron. As Shell V-Power...
Following your advice five years ago, I purchased an old Range Rover Sport - which I loved and was very practical with a reasonable amount of off road use. Rather rashly, but sensing some expensive repairs...
I currently own a 2015 Renault Kadjar 1.5 diesel. We bought the car due to its ability to carry large loads, comfort on long journeys and fuel economy. It's been brilliant. I'm now considering changing...
I own a 2013 Nissan Qashqai 2.0. In your review of the car, you mention MPG Extra Urban 45.6 mpg. What is Extra Urban? I don't get anywhere near 45.6mpg.
I have an LDV Maxus, which I have been pleased with as a work horse. I'm looking for a van with more refinement, good fuel economy, road handling, safety and visibility, space, comfort and reliable functions...
I have a 2016 Toyota Auris Hybrid and the electric engine appears to have a very short range. On the indicator of battery power you can never get it fully charged, there are two empty bars at the top end...
 

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