Coil 3 is on the rear bank, closer to the firewall, and at the end of the engine closer to the transmission. It is mounted on top of the spark plug, and under the intake plenum.
Coil 6 is in the front bank, closer the radiator, and at the end of the engine closer to the transmission. It is mounted on top of the spark plug.
The 2005 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2008 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2003 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2010 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2001 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2013 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2009 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2011 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2007 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2012 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2004 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.
The 2014 Toyota Sienna has a 3 yr./ 36000 mi. basic warranty.