Equivalent to factory tool: T40243. This tool is used to remove the tension on your vehicles timing chain so you can replace your timing chain and tensioner. Audi : A5 2.0L Engine 2010-2014, A5 Quattro 2.0L Engine 2010-2018, Q5 2.0L Engine 2011-2017, A3 and A3 Quattro 2.0L Engine 2012-2018, A6 2.0L Engine 2012-2018, A6 Quattro 2.0L 2013-2018, A4 and A4 Quattro 2.0L Engine 2009-2016, Audi S3 2.0L Engine 2015-2018, Audi TT 2.0L Engine 2015-2018.
