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Most recently answered co2 emissions questions
Further to the recent correspondence about Emission Zone stickers required in Germany, the easiest way to obtain one of these is to apply on-line at https://www.berlin.de/labo/kfz/dienstleistungen/feinstaubplakette.shop.en.php...
Will the Euro VI emissions standards apply to existing diesel engines and would I also need a Nitrogen Oxide trap, or would my 8 year old diesel Merc be OK?
You printed a letter I sent you regarding larger wheels fitted with low profile tyres increasing exhaust emissions, and pushing vehicles up into the next VED band. In your printed reply, you mentioned...
In your column 14 January, MV of Thatcham stated that "larger diameter rims increase exhaust emissions," but did not say why. I can see that average engine revs will be lower for the same journey average...
In your reply "Juke bucks jury" you highlight the discrepancy between laboratory fuel economy results and reality. The example showed an 80 per cent higher consumption than the laboratory and also, presumably,...
What is your impression of Toyota RAV4 2.0 petrol Valvematic automatic, please?
In your list of CO2 emissions for cars I notice that the petrol Skoda Octavia vRS with DSG emits less CO2 than the manual version. Why should this be with exactly the same engine? Even more strangely,...
With regard to your answer to the correspondent AH, Sheffield who was planning to drive to Germany, I don't know if you're aware of the fact that a great number of urban areas there have been designated...
Could you please explain how and why larger wheel sizes increase CO2 output and consequently VED banding? The car still travels the same distance irrespectice of tyre size.
I read that the new KIA Rio 1.1 CRDi ecodynamics (85 g/km CO2) does not have a DPF, despite achieving Euro 5 emissions. If that is true then it can only prove more popular for short journey motorists who...
 

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