Car tyre SHOCK - How this simple 20p coin test could save you THOUSANDS MOTORISTS are being informed a simple car tyre test using a 20p coin which could save them thousands of pounds in fine. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Amazon Echo’s best feature is coming to all BMW and Mini cars next year Most reliable car brands in the UK RANKED, do YOU own one of these cars?New child car seat law EXPLAINED: How to safely fit a child car seat and avoid £500 fineiPhone X: This brand-new car is CHEAPER to own than Apple’s all-new iPhoneBMW i8 Roadster - HUGE new update confirmed for stunning hybrid supercarWARNING: Driving dehydrated is as dangerous as drink driving