Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Mazda 3 BaseFACTORY OEM SERVICE PROCEDURE
Clock settings
- The following items can be set using the clock setting.
| Item | Content |
|---|---|
| Manual Time Adjustment | Displays the currently set time. When + is selected, the time/minutes move forward, and when - is selected, the time/minutes move back. AM/PM selection is only possible during 12-hour clock time display. |
| GPS Time Synchronization | Synchronizes to the GPS time.
NOTE:
|
| 24-Hour Clock | Changes the display between 12 and 24-hour clock time. |
| Daylight Saving Time | Enables or disables daylight saving time. |
| Time Zone | Selects the time zone. |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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