2021 Mazda 3 Sport Service and Repair Manual
This 2021 Mazda 3 Sport factory service and repair manual is built around this exact year, engine and trim combination, giving you the specifications and repair sequences Mazda published for your specific hatchback rather than a generic figure pulled from a different model year.
Engines covered
- 2.5L inline-four (152 cu in) — DOHC, turbocharged, gasoline
- 2.0L inline-four (122 cu in) — DOHC, naturally aspirated, gasoline
- 2.5L inline-four (152 cu in) — DOHC, naturally aspirated, gasoline
Body styles covered
- 4-door hatchback
Trims covered
- 100th Anniversary Edition
- GS
- GT
- GX
Known issues on the 2021 3 Sport. No recalls are on federal record for the 2021 3 Sport, and no complaints or technical service bulletins are logged for the year either. The factory diagnostic and repair procedures for every system on this hatchback, from the naturally aspirated 2.0L and 2.5L four-cylinders to the turbocharged 2.5L, are here.
Whether you're servicing the base four-cylinder or the turbocharged engine under the 100th Anniversary trim, it keeps you on the OEM procedure and correct specification for your specific 2021 3 Sport.
