2021 Mazda CX-30 Oil Type & Capacity
The 2021 Mazda CX-30 oil type depends on the engine: the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the 2.5L takes 0W-20 (4.8 quarts with filter); the Turbo takes 5W-30 (5.1 quarts with filter); the Turbo Premium takes 5W-30 (5.1 quarts with filter); the Turbo Premium Plus takes 5W-30 (5.1 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- 2.5L: 0W-20, 4.8 quarts with filter
- Turbo: 5W-30, 5.1 quarts with filter
- Turbo Premium: 5W-30, 5.1 quarts with filter
- Turbo Premium Plus: 5W-30, 5.1 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| 2.5L — Normally Aspirated | API - ILSAC GF-V or higher SAE 0W-20 Engine Oil | 4.80 QTS. | 4.50 QTS. | — |
| Turbo — Turbocharger | API - ILSAC SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
| Turbo Premium — Turbocharger | API - ILSAC SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
| Turbo Premium Plus — Turbocharger | API - ILSAC SAE 5W-30 Engine Oil | 5.10 QTS. | 4.90 QTS. | — |
Buy the right oil
Buy 0W-20 motor oil on AmazonBuy 5W-30 motor oil on Amazon2021 Mazda CX-30 oil filter on AmazonAs an Amazon Associate we earn from qualifying purchases made through these links.
More specs & repair guides for your CX-30
2021 Mazda CX-30 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
6.9 quarts (6.52 L). Check the vehicle identification number on the vehicle identify cation number plate. 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 2021 Mazda CX-30 take?
It depends on the engine: 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; 2.5L uses 0W-20; Turbo uses 5W-30; Turbo Premium uses 5W-30; Turbo Premium Plus uses 5W-30.
How much oil does a 2021 Mazda CX-30 take?
Capacity depends on the engine: 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; 2.5L holds 4.8 quarts with filter; Turbo holds 5.1 quarts with filter; Turbo Premium holds 5.1 quarts with filter; Turbo Premium Plus holds 5.1 quarts with filter.
Can I use synthetic oil in my 2021 Mazda CX-30?
Yes. 0W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2021 Mazda CX-30. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.