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 CX-3 AWDFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Automatic Transmission Fluid | 8.20 QTS. | 7.76 L | MAZDA Genuine ATF FZ | Added amount if ATF is drained from drain plug (approx. quantity) 3.5 qts. | S | ||
| Brake Fluid | N/A | N/A | SAE J1703 FMVSS116 DOT 3 | Fill to line on reservoir. | S | ||
| Differential Gear Oil | Rear | 0.37 QTS. | 0.35 L | MAZDA Long Life Hypoid Gear Oil SG1 | S | ||
| Engine Coolant | 6.20 QTS. | 5.86 L | Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant. | S | |||
| Engine Oil | w/Filter | 4.40 QTS. | 4.16 L | API - ILSAC, SAE 0W-20 Engine Oil | S | ||
| Engine Oil | w/o Filter | 4.20 QTS. | 3.97 L | API - ILSAC, SAE 0W-20 Engine Oil | S | ||
| Transfer Case Fluid | 0.42 QTS. | 0.39 L | MAZDA Long Life Hypoid Gear Oil SG1 | S | |||
| Windshield Washer Fluid | N/A | N/A | Ultra-Clear Windshield Washer Fluid | S | |||
Factory Service Tools
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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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