1990 Isuzu Amigo Oil Type & Capacity
The 1990 Isuzu Amigo oil type depends on the engine: the S, 2.3 L, MSG5E takes 5W-20 (4.2 quarts qt with filter); the S, 2.3 L, MUA5C takes 5W-20 (4.2 quarts qt with filter); the S, 2.6 E, 4WD takes 5W-20 (5.2 quarts qt with filter); the S, 2.6 E, RWD, MSG5E takes 5W-20 (5.2 quarts qt with filter); the S, 2.6 E, RWD, MUA5C takes 5W-20 (5.2 quarts qt with filter); the XS, 4WD takes 5W-20 (5.2 quarts qt with filter); the XS, RWD, MSG5E takes 5W-20 (5.2 quarts qt with filter); the XS, RWD, MUA5C takes 5W-20 (5.2 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- S, 2.3 L, MSG5E: 5W-20, 4.2 quarts with filter
- S, 2.3 L, MUA5C: 5W-20, 4.2 quarts with filter
- S, 2.6 E, 4WD: 5W-20, 5.2 quarts with filter
- S, 2.6 E, RWD, MSG5E: 5W-20, 5.2 quarts with filter
- S, 2.6 E, RWD, MUA5C: 5W-20, 5.2 quarts with filter
- XS, 4WD: 5W-20, 5.2 quarts with filter
- XS, RWD, MSG5E: 5W-20, 5.2 quarts with filter
- XS, RWD, MUA5C: 5W-20, 5.2 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| S, 2.3 L, MSG5E — 2.3L Eng | API - SAE 5W-20 (Below 20Deg.F), 5W-30 (Below 60Deg.F), 10W-30 (Above 0Deg.F), 20W-20/40 (Above 20Deg.F), 30 (Above 40Deg.F) | 4.20 QTS. | 3.80 QTS. | — |
| S, 2.3 L, MUA5C — 2.3L Eng | API - SAE 5W-20 (Below 20Deg.F), 5W-30 (Below 60Deg.F), 10W-30 (Above 0Deg.F), 20W-20/40 (Above 20Deg.F), 30 (Above 40Deg.F) | 4.20 QTS. | 3.80 QTS. | — |
| S, 2.6 E, 4WD — 2.6L Eng | API - SAE 5W-20 (Below 20Deg.F), 5W-30 (Below 60Deg.F), 10W-30 (Above 0Deg.F), 20W-20/40 (Above 20Deg.F), 30 (Above 40Deg.F) | 5.20 QTS. | 4.80 QTS. | — |
| S, 2.6 E, RWD, MSG5E — 2.6L Eng | API - SAE 5W-20 (Below 20Deg.F), 5W-30 (Below 60Deg.F), 10W-30 (Above 0Deg.F), 20W-20/40 (Above 20Deg.F), 30 (Above 40Deg.F) | 5.20 QTS. | 4.80 QTS. | — |
| S, 2.6 E, RWD, MUA5C — 2.6L Eng | API - SAE 5W-20 (Below 20Deg.F), 5W-30 (Below 60Deg.F), 10W-30 (Above 0Deg.F), 20W-20/40 (Above 20Deg.F), 30 (Above 40Deg.F) | 5.20 QTS. | 4.80 QTS. | — |
| XS, 4WD — 2.6L Eng | API - SAE 5W-20 (Below 20Deg.F), 5W-30 (Below 60Deg.F), 10W-30 (Above 0Deg.F), 20W-20/40 (Above 20Deg.F), 30 (Above 40Deg.F) | 5.20 QTS. | 4.80 QTS. | — |
| XS, RWD, MSG5E — 2.6L Eng | API - SAE 5W-20 (Below 20Deg.F), 5W-30 (Below 60Deg.F), 10W-30 (Above 0Deg.F), 20W-20/40 (Above 20Deg.F), 30 (Above 40Deg.F) | 5.20 QTS. | 4.80 QTS. | — |
| XS, RWD, MUA5C — 2.6L Eng | API - SAE 5W-20 (Below 20Deg.F), 5W-30 (Below 60Deg.F), 10W-30 (Above 0Deg.F), 20W-20/40 (Above 20Deg.F), 30 (Above 40Deg.F) | 5.20 QTS. | 4.80 QTS. | — |
Complete Oil Change Bundle for 1990 Isuzu Amigo
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More factory specs & repair guides for your Amigo
🛞 1990 Isuzu Amigo Tire Size & Pressure →🌧️ 1990 Isuzu Amigo Wiper Blade Sizes →💡 1990 Isuzu Amigo Light Bulb Sizes →📖 1990 Isuzu Amigo Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
9.5 quarts (8.99 L) — 50/50 mixture of Ethylene Glycol Antifreeze and water
Frequently asked questions
What type of oil does a 1990 Isuzu Amigo take?
It depends on the engine: S, 2.3 L, MSG5E uses 5W-20; S, 2.3 L, MUA5C uses 5W-20; S, 2.6 E, 4WD uses 5W-20; S, 2.6 E, RWD, MSG5E uses 5W-20; S, 2.6 E, RWD, MUA5C uses 5W-20; XS, 4WD uses 5W-20; XS, RWD, MSG5E uses 5W-20; XS, RWD, MUA5C uses 5W-20.
What is the oil capacity of a 1990 Isuzu Amigo?
Oil capacity depends on the engine: S, 2.3 L, MSG5E holds 4.2 quarts with filter; S, 2.3 L, MUA5C holds 4.2 quarts with filter; S, 2.6 E, 4WD holds 5.2 quarts with filter; S, 2.6 E, RWD, MSG5E holds 5.2 quarts with filter; S, 2.6 E, RWD, MUA5C holds 5.2 quarts with filter; XS, 4WD holds 5.2 quarts with filter; XS, RWD, MSG5E holds 5.2 quarts with filter; XS, RWD, MUA5C holds 5.2 quarts with filter.
How often should I change the oil in my 1990 Isuzu Amigo?
Most 1990 Isuzu Amigo 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 — Isuzu recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1990 Isuzu Amigo?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1990 Isuzu Amigo. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.