2003 Mitsubishi Montero Oil Type & Capacity
The 2003 Mitsubishi Montero takes 5W-30 motor oil — 4.82 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 4.82 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Limited | API - SAE 5W-30 | 4.82 QTS. | 4.50 QTS. | ILSAC certification symbol or conforming to the API - SJ EC, SJ/CD EC. |
| XLS | API - SAE 5W-30 | 4.82 QTS. | 4.50 QTS. | ILSAC certification symbol or conforming to the API - SJ EC, SJ/CD EC. |
Buy the right oil
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More specs & repair guides for your Montero
2003 Mitsubishi Montero factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
9.5 quarts (8.99 L) — 50/50 mixture of Ethylene Glycol Antifreeze and water. Includes: .69 qt. in reserve tank.
Frequently asked questions
What type of oil does a 2003 Mitsubishi Montero take?
The 2003 Mitsubishi Montero takes 5W-30 motor oil (API - SAE 5W-30), per the factory service manual.
How much oil does a 2003 Mitsubishi Montero take?
The 2003 Mitsubishi Montero holds 4.82 quarts with a filter change, or 4.5 quarts without changing the filter.
Can I use synthetic oil in my 2003 Mitsubishi Montero?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2003 Mitsubishi Montero. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.