When the light comes on it's telling you to read the engine diagnostic codes.
The 2001 Toyota Sienna has a V6 engine.
The 2005 Toyota Sienna has a V6 engine.
The 2010 Toyota Sienna has a V6 engine.
The 2014 Toyota Sienna has a V6 engine.
The 2003 Toyota Sienna has a V6 engine.
The 2007 Toyota Sienna has a V6 engine.
The 2004 Toyota Sienna has a V6 engine.
The 2008 Toyota Sienna has a V6 engine.
The 2002 Toyota Sienna has a V6 engine.
The 2006 Toyota Sienna has a V6 engine.
The 2009 Toyota Sienna has a V6 engine.
The 2013 Toyota Sienna has a V6 engine.
The 2012 Toyota Sienna has an inline 4 engine.
The 2011 Toyota Sienna has an inline 4 engine.
The 2003 Toyota Sienna has a 3.0 L base engine size.
The 2008 Toyota Sienna has a 3.5 L base engine size.
The 2014 Toyota Sienna has a 3.5 L base engine size.
The 2005 Toyota Sienna has a 3.3 L base engine size.
The 2011 Toyota Sienna has a 2.7 L base engine size.
The 2013 Toyota Sienna has a 3.5 L base engine size.
The 2002 Toyota Sienna has a 3.0 L base engine size.
The 2004 Toyota Sienna has a 3.3 L base engine size.
The 2012 Toyota Sienna has a 2.7 L base engine size.
The 2009 Toyota Sienna has a 3.5 L base engine size.
The 2007 Toyota Sienna has a 3.5 L base engine size.