Interested in this kind of news? Receive them directly in your inbox. Delivered once a week. Sign Up The report also shows that the current supervision of testing and checks on production vehicles (to ensure these are equivalent to tested vehicles) are inconsistent and inadequate, with manufacturers paying the organisations undertaking and certifying the tests. The conclusion is that the current system for measuring car and van fuel economy and CO2 emissions is not fit for purpose and is in need to urgent updating. Download: Mind the Gap! - T&E Report PDF, 2.5 MByte Mind the Gap! - Executive Summary PDF, 390.7 KByte Road load determination of passenger cars - TNO Report PDF, 1.4 MByte Graphic: Common ways carmakers manipulate tests 3.PDF, 84.1 KByte