626

The 626 engine is a four-cylinder powerplant built by Mazda that powered everything from compact sedans to light trucks across several decades. You're here because you own or work on a vehicle with this engine and need to understand its maintenance, or you're shopping for one and want to know what you're getting. This engine earned a reputation for reliability and simplicity, making it a common choice in the used vehicle market and a frequent DIY project engine.

The articles here cover the practical work you'll actually do: how to change the oil and filter, what type and weight of oil it needs, how often to service it, and what to watch for as the engine ages. Whether you're performing routine maintenance or troubleshooting a problem, you'll find the specific steps and specifications for your 626.