2009 Mazda CX-9 Oil Type & Capacity
The 2009 Mazda CX-9 takes 5W-20 motor oil — 5.5 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-20 — 5.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Grand Touring, 3.7 A, AWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Grand Touring, 3.7 A, FWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Grand Touring, 3.7 V, AWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Grand Touring, 3.7 V, FWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Sport, 3.7 A, AWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Sport, 3.7 A, FWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Sport, 3.7 V, AWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Sport, 3.7 V, FWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Touring, 3.7 A, AWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Touring, 3.7 A, FWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Touring, 3.7 V, AWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
| Touring, 3.7 V, FWD | API - SL or ILSAC, SAE 5W-20 Engine Oil | 5.50 QTS. | 5.00 QTS. | — |
Buy the right oil
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More specs & repair guides for your CX-9
2009 Mazda CX-9 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
13.6 quarts (12.87 L). FL22 type engine coolant concentration is factory adjusted. Use the product as it is without diluting it. Except FL22 type engine coolant: Above 3Deg.F use: 35% Antifreeze solution and 65% demineralized water, above -15Deg.F use: 45% Antifreeze solution and 55% demineralized water, above -40Deg.F use: 55% Antifreeze solution and 45% demineralized water.
Frequently asked questions
What type of oil does a 2009 Mazda CX-9 take?
The 2009 Mazda CX-9 takes 5W-20 motor oil (API - SL or ILSAC, SAE 5W-20 Engine Oil), per the factory service manual.
How much oil does a 2009 Mazda CX-9 take?
The 2009 Mazda CX-9 holds 5.5 quarts with a filter change, or 5.0 quarts without changing the filter.
Can I use synthetic oil in my 2009 Mazda CX-9?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2009 Mazda CX-9. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.