2004 BMW 545i Oil Type & Capacity: 5W-30 (8.5 quarts)
The 2004 BMW 545i takes 5W-30 motor oil — 8.5 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 8.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Automatic | BMW High Performance SAE 5W-30 Synthetic Oil, MOBIL 1 SAE 5W-30 or MOBIL 1 SAE 5W-40 | 8.50 QTS. | — | Part No. 07 51 0 017 866. |
| Standard | BMW High Performance SAE 5W-30 Synthetic Oil, MOBIL 1 SAE 5W-30 or MOBIL 1 SAE 5W-40 | 8.50 QTS. | — | Part No. 07 51 0 017 866. |
More factory specs & repair guides for your 545i
🛞 2004 BMW 545i Tire Size & Pressure →🌧️ 2004 BMW 545i Wiper Blade Sizes →💡 2004 BMW 545i Light Bulb Sizes →📖 2004 BMW 545i Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
15.01 quarts (14.2 L) — Ethylene Glycol long-term Antifreeze. Having corrosion inhibitors that are compatible with aluminum radiators.
Frequently asked questions
What type of oil does a 2004 BMW 545i take?
The 2004 BMW 545i takes 5W-30 motor oil (BMW High Performance SAE 5W-30 Synthetic Oil, MOBIL 1 SAE 5W-30 or MOBIL 1 SAE 5W-40), per the factory service manual.
What is the oil capacity of a 2004 BMW 545i?
The 2004 BMW 545i oil capacity is 8.5 quarts with a filter change.
How often should I change the oil in my 2004 BMW 545i?
Most 2004 BMW 545i 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 — BMW recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2004 BMW 545i?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2004 BMW 545i. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.