2019 Mazda CX-9 Oil Type & Capacity
The 2019 Mazda CX-9 takes 5W-30 motor oil — 5.1 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 5.1 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Grand Touring, AWD | API - ILSAC, SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
| Grand Touring, FWD | API - ILSAC, SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
| Signature | API - ILSAC, SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
| Sport, AWD | API - ILSAC, SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
| Sport, FWD | API - ILSAC, SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
| Touring, AWD | API - ILSAC, SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
| Touring, FWD | API - ILSAC, SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
Buy the right oil
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More specs & repair guides for your CX-9
2019 Mazda CX-9 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
10.5 quarts (9.93 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.
Frequently asked questions
What type of oil does a 2019 Mazda CX-9 take?
The 2019 Mazda CX-9 takes 5W-30 motor oil (API - ILSAC, SAE 5W-30 Engine Oil), per the factory service manual.
How much oil does a 2019 Mazda CX-9 take?
The 2019 Mazda CX-9 holds 5.1 quarts with a filter change, or 4.9 quarts without changing the filter.
Can I use synthetic oil in my 2019 Mazda CX-9?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2019 Mazda CX-9. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.