Replacing Mazda 3 Skyactiv 2.0 Drive Belts (2014-2018)

This procedure is similar to for other Mazda vehicles with the Skyactiv 2.0 engine. Mazda CX-5, Mazda 6.

Tools:
21mm socket and extension (lugnuts and crankshaft pulley)
17mm socket (belt tensioner)
Flat screwdriver (plastic body clips)