2009 Acura CSX Oil Type & Capacity
The 2009 Acura CSX takes 5W-20 motor oil — 4.4 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-20 — 4.4 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, Automatic | API Premium Grade SAE 5W-20 detergent oil | 4.40 QTS. | 4.20 QTS. | Excluding the oil remaining in the engine. You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. |
| Base, Standard | API Premium Grade SAE 5W-20 detergent oil | 4.40 QTS. | 4.20 QTS. | Excluding the oil remaining in the engine. You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. |
| Type-S | API Premium Grade SAE 5W-20 detergent oil | 4.40 QTS. | 4.20 QTS. | Excluding the oil remaining in the engine. You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. |
Buy the right oil
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More specs & repair guides for your CSX
2009 Acura CSX factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
4.4 quarts (4.16 L) — 50/50 mixture of HONDA Long-life Antifreeze/Coolant Type 2 and water. Includes: the coolant in the reserve tank and that remaining in the engine. Never add straight antifreeze or plain water.
Frequently asked questions
What type of oil does a 2009 Acura CSX take?
The 2009 Acura CSX takes 5W-20 motor oil (API Premium Grade SAE 5W-20 detergent oil), per the factory service manual.
How much oil does a 2009 Acura CSX take?
The 2009 Acura CSX holds 4.4 quarts with a filter change, or 4.2 quarts without changing the filter.
Can I use synthetic oil in my 2009 Acura CSX?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2009 Acura CSX. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.