2005 Mazda 3 Oil Type & Capacity
The 2005 Mazda 3 takes 5W-20 motor oil — 4.5 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-20 — 4.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| i, Automatic | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
| i, Standard | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
| s, 4D Hatchback, Automatic | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
| s, 4D Hatchback, Standard | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
| s, 4D Sedan, Automatic | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
| s, 4D Sedan, Standard | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
| SP23, 4D Hatchback, Automatic | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
| SP23, 4D Hatchback, Standard | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
| SP23, 4D Sedan, Automatic | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
| SP23, 4D Sedan, Standard | API - SL or ILSAC, SAE 5W-20 Engine Oil | 4.50 QTS. | 4.10 QTS. | — |
Buy the right oil
Buy 5W-20 motor oil on Amazon2005 Mazda 3 oil filter on AmazonAs an Amazon Associate we earn from qualifying purchases made through these links.
More specs & repair guides for your 3
2005 Mazda 3 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
7.9 quarts (7.47 L) — MAZDA Premium Engine Coolant. Above 3Deg.F (-16Deg.C) use: 35/65 mixture of antifreeze and water, above -15Deg. F (26Deg.C) use: 45/55 mixture of antifreeze and water, above -40Deg.F (40Deg.C) use: 55/45 mixture of antifreeze and water.
Frequently asked questions
What type of oil does a 2005 Mazda 3 take?
The 2005 Mazda 3 takes 5W-20 motor oil (API - SL or ILSAC, SAE 5W-20 Engine Oil), per the factory service manual.
How much oil does a 2005 Mazda 3 take?
The 2005 Mazda 3 holds 4.5 quarts with a filter change, or 4.1 quarts without changing the filter.
Can I use synthetic oil in my 2005 Mazda 3?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2005 Mazda 3. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.