I have yet to do this on my 2005 Camry, but according to the Toyota Tech you must turn the key switch over (do not crank car) the check engine light will appear, now hold down the button on the odometer and at the same time turn the switch off than back on.
The 2011 Toyota Camry has free maintenance for 2 yr./ 25000 mi..
The 2010 Toyota Camry has free maintenance for 2 yr./ 25000 mi..
The 2014 Toyota Camry has free maintenance for 2 yr./ 25000 mi..
The 2012 Toyota Camry has free maintenance for 2 yr./ 25000 mi..
The 2013 Toyota Camry has free maintenance for 2 yr./ 25000 mi..
The 2009 Toyota Camry has free maintenance for 2 yr./ 25000 mi..
The 2011 Toyota Camry-Hybrid has free maintenance for 2 yr./ 25000 mi..
The 2014 Toyota Camry-Hybrid has free maintenance for 2 yr./ 25000 mi..
The 2009 Toyota Camry-Hybrid has free maintenance for 2 yr./ 25000 mi..
The 2012 Toyota Camry-Hybrid has free maintenance for 2 yr./ 25000 mi..
The 2013 Toyota Camry-Hybrid has free maintenance for 2 yr./ 25000 mi..
The 2010 Toyota Camry-Hybrid has free maintenance for 2 yr./ 25000 mi..