For Low beam and high beam, it is H1 bulb.
is your car equipped with fogs?
There are pages and pages and items that can cause a check engine light. You need to have it checked for codes with a scan tool. After repair light can be shut off with scan tool.
The 2004 Mazda MAZDA6 has 16 valves.
The 2010 Mazda MAZDA6 has 16 valves.
The 2015 Mazda MAZDA6 has 16 valves.
The 2008 Mazda MAZDA6 has 16 valves.
The 2014 Mazda MAZDA6 has 16 valves.
The 2006 Mazda MAZDA6 has 16 valves.
The 2003 Mazda MAZDA6 has 16 valves.
The 2007 Mazda MAZDA6 has 16 valves.
The 2013 Mazda MAZDA6 has 16 valves.
The 2005 Mazda MAZDA6 has 16 valves.