2005 Acura TL Oil Type & Capacity: 5W-20 (4.5 quarts)
The 2005 Acura TL takes 5W-20 motor oil — 4.5 quarts with a filter change, per the factory service manual.
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Automatic | API - SAE 5W-20 | 4.50 QTS. | 4.20 QTS. | Excluding the oil remaining in the engine. |
| Standard | API - SAE 5W-20 | 4.50 QTS. | 4.20 QTS. | Excluding the oil remaining in the engine. |
More factory specs & repair guides for your TL
🛞 2005 Acura TL Tire Size & Pressure →🌧️ 2005 Acura TL Wiper Blade Sizes →💡 2005 Acura TL Light Bulb Sizes →📖 2005 Acura TL Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
6.76 quarts (6.39 L) — HONDA Long Life 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 2005 Acura TL take?
The 2005 Acura TL takes 5W-20 motor oil (API - SAE 5W-20), per the factory service manual.
What is the oil capacity of a 2005 Acura TL?
The 2005 Acura TL oil capacity is 4.5 quarts with a filter change, or 4.2 quarts without changing the filter.
How often should I change the oil in my 2005 Acura TL?
Most 2005 Acura TL owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Acura recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2005 Acura TL?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2005 Acura TL. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.