The fuel injectors make the ticking noise you hear at startup, especially when the engine is cold (colder temperatures).
The 2014 Toyota Avalon has a V6 engine.
The 2011 Toyota Avalon has a V6 engine.
The 2012 Toyota Avalon has a V6 engine.
The 2005 Toyota Avalon has a V6 engine.
The 2007 Toyota Avalon has a V6 engine.
The 2008 Toyota Avalon has a V6 engine.
The 2010 Toyota Avalon has a V6 engine.
The 2004 Toyota Avalon has a V6 engine.
The 2013 Toyota Avalon has a V6 engine.
The 2001 Toyota Avalon has a V6 engine.
The 2009 Toyota Avalon has a V6 engine.
The 2006 Toyota Avalon has a V6 engine.