2004 Mercedes-Benz C320 Oil Type & Capacity
The 2004 Mercedes-Benz C320 oil type depends on the engine: the 4Matic, 4D Sedan takes 0W-30 (7.4 quarts qt with filter); the 4Matic, 4D Wagon takes 0W-30 (7.4 quarts qt with filter); the Base, 2D Coupe, Automatic takes 0W-30 (7.9 quarts qt with filter); the Base, 2D Coupe, Standard takes 0W-30 (7.9 quarts qt with filter); the Base, 4D Sedan, Automatic takes 0W-30 (7.9 quarts qt with filter); the Base, 4D Sedan, Standard takes 0W-30 (7.9 quarts qt with filter); the Base, 4D Wagon takes 0W-30 (7.9 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- 4Matic, 4D Sedan: 0W-30, 7.4 quarts with filter
- 4Matic, 4D Wagon: 0W-30, 7.4 quarts with filter
- Base, 2D Coupe, Automatic: 0W-30, 7.9 quarts with filter
- Base, 2D Coupe, Standard: 0W-30, 7.9 quarts with filter
- Base, 4D Sedan, Automatic: 0W-30, 7.9 quarts with filter
- Base, 4D Sedan, Standard: 0W-30, 7.9 quarts with filter
- Base, 4D Wagon: 0W-30, 7.9 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 4Matic, 4D Sedan — 4Matic | MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40 | 7.40 QTS. | — | Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products). |
| 4Matic, 4D Wagon — 4Matic | MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40 | 7.40 QTS. | — | Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products). |
| Base, 2D Coupe, Automatic — Base | MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40 | 7.90 QTS. | — | Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products). TSB No. P-B18.40/18a: The specified oil fill capacity, with oil filter change, of all U.S. version with series 203 is reduced from 8.5 qts. (8.0l) to 7.90 qts. (7.5l). |
| Base, 2D Coupe, Standard — Base | MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40 | 7.90 QTS. | — | Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products). TSB No. P-B18.40/18a: The specified oil fill capacity, with oil filter change, of all U.S. version with series 203 is reduced from 8.5 qts. (8.0l) to 7.90 qts. (7.5l). |
| Base, 4D Sedan, Automatic — Base | MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40 | 7.90 QTS. | — | Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products). TSB No. P-B18.40/18a: The specified oil fill capacity, with oil filter change, of all U.S. version with series 203 is reduced from 8.5 qts. (8.0l) to 7.90 qts. (7.5l). |
| Base, 4D Sedan, Standard — Base | MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40 | 7.90 QTS. | — | Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products). TSB No. P-B18.40/18a: The specified oil fill capacity, with oil filter change, of all U.S. version with series 203 is reduced from 8.5 qts. (8.0l) to 7.90 qts. (7.5l). |
| Base, 4D Wagon — Base | MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40 | 7.90 QTS. | — | Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products). TSB No. P-B18.40/18a: The specified oil fill capacity, with oil filter change, of all U.S. version with series 203 is reduced from 8.5 qts. (8.0l) to 7.90 qts. (7.5l). |
Complete Oil Change Bundle for 2004 Mercedes-Benz C320
Everything you need delivered in one order. Pre-matched to your factory spec (0W-30, 7.4 quarts).
As an Amazon Associate we earn from qualifying purchases. Prices shown are real-time retail estimates.
Buy the right oil & filter for your C320
🛒 Buy 0W-30 Full Synthetic Oil (7.4 quarts needed) on Amazon💡 Capacity Note: Your 2004 Mercedes-Benz C320 holds 7.4 quarts with filter. Since standard jugs are 5 quarts, be sure to pick up extra 1-quart bottles or a 2-pack to reach the full mark on the dipstick.
Popular Full Synthetic Brands (0W-30):
As an Amazon Associate we earn from qualifying purchases made through these links.
More factory specs & repair guides for your C320
🛞 2004 Mercedes-Benz C320 Tire Size & Pressure →🌧️ 2004 Mercedes-Benz C320 Wiper Blade Sizes →💡 2004 Mercedes-Benz C320 Light Bulb Sizes →📖 2004 Mercedes-Benz C320 Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
6.8 quarts (6.43 L) — MB 325.0 Anticorrosion/Antifreeze
Frequently asked questions
What type of oil does a 2004 Mercedes-Benz C320 take?
It depends on the engine: 4Matic, 4D Sedan uses 0W-30; 4Matic, 4D Wagon uses 0W-30; Base, 2D Coupe, Automatic uses 0W-30; Base, 2D Coupe, Standard uses 0W-30; Base, 4D Sedan, Automatic uses 0W-30; Base, 4D Sedan, Standard uses 0W-30; Base, 4D Wagon uses 0W-30.
What is the oil capacity of a 2004 Mercedes-Benz C320?
Oil capacity depends on the engine: 4Matic, 4D Sedan holds 7.4 quarts with filter; 4Matic, 4D Wagon holds 7.4 quarts with filter; Base, 2D Coupe, Automatic holds 7.9 quarts with filter; Base, 2D Coupe, Standard holds 7.9 quarts with filter; Base, 4D Sedan, Automatic holds 7.9 quarts with filter; Base, 4D Sedan, Standard holds 7.9 quarts with filter; Base, 4D Wagon holds 7.9 quarts with filter.
How often should I change the oil in my 2004 Mercedes-Benz C320?
Most 2004 Mercedes-Benz C320 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 — Mercedes-Benz recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2004 Mercedes-Benz C320?
Yes. 0W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2004 Mercedes-Benz C320. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.