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
3 All Models
3 All Models
| Measurement | Minimum | Preferred | Maximum |
|---|---|---|---|
| Left Front Caster (°) | 3.5 | 4.5 | 5.5 |
| Right Front Caster (°) | 3.5 | 4.5 | 5.5 |
| Left Front Camber (°) | -1.18 | -0.18 | 0.82 |
| Right Front Camber (°) | -1.18 | -0.18 | 0.82 |
| Front Toe (°) | -0.29 | 0.08 | 0.45 |
| Left SAI (°) | 13.37 | 13.37 | 13.37 |
| Right SAI (°) | 13.37 | 13.37 | 13.37 |
| Left Rear Camber (°) | -2.48 | -1.48 | -0.48 |
| Right Rear Camber (°) | -2.48 | -1.48 | -0.48 |
| Rear Toe (°) | -0.1 | 0.37 | 0.83 |
| Thrust Angle (°) | 0.8 | 0.8 | 0.8 |
| Left Toe Out, Inward (°) | 0 | 0 | 0 |
| Right Toe Out, Inward (°) | 0 | 0 | 0 |
| Left Toe Out, Outward (°) | 0 | 0 | 0 |
| Right Toe Out, Outward (°) | 0 | 0 | 0 |
| Left Max Turn, Inward (°) | 36.9 | 39.9 | 42.9 |
| Right Max Turn, Inward (°) | 36.9 | 39.9 | 42.9 |
| Left Max Turn, Outward (°) | 29.6 | 32.6 | 35.6 |
| Right Max Turn, Outward (°) | 29.6 | 32.6 | 35.6 |
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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