2004 Acura RSX Oil Type & Capacity
The 2004 Acura RSX oil type depends on the engine: the Base, Automatic takes 5W-20 (4.4 quarts with filter); the Base, Standard takes 5W-20 (4.4 quarts with filter); the Type S takes 5W-30 (5.0 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- Base, Automatic: 5W-20, 4.4 quarts with filter
- Base, Standard: 5W-20, 4.4 quarts with filter
- Type S: 5W-30, 5.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, Automatic — Base | API - SAE 5W-20 | 4.40 QTS. | 4.20 QTS. | Excluding the oil remaining in the engine. |
| Base, Standard — Base | API - SAE 5W-20 | 4.40 QTS. | 4.20 QTS. | Excluding the oil remaining in the engine. |
| Type S — Type S | API - SAE 5W-30 | 5.00 QTS. | 4.80 QTS. | — |
Buy the right oil
Buy 5W-20 motor oil on AmazonBuy 5W-30 motor oil on Amazon2004 Acura RSX oil filter on AmazonAs an Amazon Associate we earn from qualifying purchases made through these links.
More specs & repair guides for your RSX
2004 Acura RSX factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
1.32 quarts (4.99 L) — HONDA All Season Antifreeze/Coolant Type 2. Includes: the coolant in the reserve tank and that remaining in the engine.
Frequently asked questions
What type of oil does a 2004 Acura RSX take?
It depends on the engine: Base, Automatic uses 5W-20; Base, Standard uses 5W-20; Type S uses 5W-30.
How much oil does a 2004 Acura RSX take?
Capacity depends on the engine: Base, Automatic holds 4.4 quarts with filter; Base, Standard holds 4.4 quarts with filter; Type S holds 5.0 quarts with filter.
Can I use synthetic oil in my 2004 Acura RSX?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2004 Acura RSX. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.