Mazda 3 Thermostat and Coolant Replacement

A video short on how to replace the thermostat and coolant in a Mazda 3. This procedure likely covers many model years of the Mazda 3. Specifically, the Mazda in my video is a 2003 equipped with the 2.3-liter engine. This car while it did have heat, that the check engine light was throwing a P0126 (coolant temperatures) and P0128 (coolant at insufficient temperature threshold) engine code. The fix is very easy to complete and can be done with some basic hand tools. If you¬ replacing the thermostat that this video can be referenced on how to do a drain and fill on the cooling system. ?? Viewers ?? Viewers