1990 Ford Aerostar Oil Type & Capacity: 5W-30 (5.0 quarts)
The 1990 Ford Aerostar takes 5W-30 motor oil — 5.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 5.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Van Cargo Extended, 3.0 U, Automatic | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Cargo Extended, 3.0 U, Standard | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Cargo Extended, 4.0 X, AWD | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Cargo Extended, 4.0 X, RWD | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Cargo, 3.0 U, Automatic | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Cargo, 3.0 U, Standard | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Cargo, 4.0 X | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Passenger Extended, 3.0 U, Automatic | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Passenger Extended, 3.0 U, Standard | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Passenger Extended, 4.0 X, AWD | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Passenger Extended, 4.0 X, RWD | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Passenger, 3.0 U, Automatic | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Passenger, 3.0 U, Standard | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Passenger, 4.0 X | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Window Extended, 3.0 U, Automatic | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Window Extended, 3.0 U, Standard | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Window Extended, 4.0 X, AWD | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Window Extended, 4.0 X, RWD | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Window, 3.0 U, Automatic | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Window, 3.0 U, Standard | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| Van Window, 4.0 X | SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
More factory specs & repair guides for your Aerostar
🛞 1990 Ford Aerostar Tire Size & Pressure →🌧️ 1990 Ford Aerostar Wiper Blade Sizes →💡 1990 Ford Aerostar Light Bulb Sizes →📖 1990 Ford Aerostar Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
11.8 quarts (11.16 L) — 50/50 mixture of FORD Premium Cooling System Fluid and water
Frequently asked questions
What type of oil does a 1990 Ford Aerostar take?
The 1990 Ford Aerostar takes 5W-30 motor oil (SAE 5W-30 (Below 0Deg.F), 10W-30 (0Deg.F to 100Deg.F)), per the factory service manual.
What is the oil capacity of a 1990 Ford Aerostar?
The 1990 Ford Aerostar oil capacity is 5.0 quarts with a filter change, or 4.0 quarts without changing the filter.
How often should I change the oil in my 1990 Ford Aerostar?
Most 1990 Ford Aerostar 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 — Ford recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1990 Ford Aerostar?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1990 Ford Aerostar. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.