middle bolts (closest to firewall). Check TSB SB-0015-11. There are several class-action lawsuits underway regarding this issue. In January 2015, Toyota North America issued extended warranty notification (ZE7) for this issue for Toyota North America vehicles only. 2002–2009 Toyota Camry 2009–2011 Toyota Matrix S (USA)/XR (Canada)/XRS 2009–2010 Pontiac Vibe 2009–2010 Toyota Corolla XRS (2011-2013 only in Mexico and in Canada) 2002–2008 Toyota Camry Solara 2004–2012 Toyota RAV4 2000–2007 Toyota Highlander/Kluger 2000−2013 Toyota Harrier 2000-2019 Toyota Estima / Toyota Previa / Toyota Tarago 2001-2010 Toyota Ipsum 2002−2015 Toyota Alphard 2008−2015 Toyota Vellfire 2006−2012 Toyota Blade 2003-2009 Toyota Avensis 2005–2010 Scion tC 2008–2015 Scion xB 2007-2013 Toyota Mark X ZiO 2AZ-FSE The 2AZ-FSE is a version. Bore and stroke is , and a compression ratio of 11.0:1. Output is at 5800 rpm with of torque at 3800 rpm. The 2AZ-FSE features Toyota's D-4 direct injection system. Toyota Avensis 2AZ-FXE The 2AZ-FXE is an Atkinson cycle variant of the 2AZ-FE. It has the same bore and stroke, but the intake cam and pistons are unique. It has a physical compression ratio of 12.5:1. The large valve overlap leads to a reduction in cylinder charge and reduced torque and power output, but efficiency is increased. This combination makes the 2AZ-FXE suitable for use only in hybrid vehicles, where peak torque and power demands can be met by the electric motor and battery. Maximum output when used in the Camry hybrid is at 6000 rpm with of torque at 4400 rpm. Toyota Alphard Hybrid Toyota Estima Hybrid 2007–2011 Toyota Camry Hybrid AHV40 2010–2014 Lexus HS 250h 2009– Toyota Sai See also List of Toyota engines References AZ Straight-four engines Gasoline engines by model