What type of oil does a 1990 Mitsubishi Pickup take?

The 1990 Mitsubishi Pickup requires API - SAE 20W-20/40/50 (32Deg.F to Above 120Deg.F), 10W-30/40/50 (-10Deg.F to Above 120Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F). The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the Mighty Max, 2D Pickup, 2.4 W, Automatic configuration.

How much oil does a 1990 Mitsubishi Pickup need?

The 1990 Mitsubishi Pickup takes 4.50 QTS. (4.25 L) of engine oil with the filter replaced.

Can I use synthetic oil in my 1990 Mitsubishi Pickup?

Yes — synthetic oil that meets the API - SAE 20W-20/40/50 (32Deg.F to Above 120Deg.F), 10W-30/40/50 (-10Deg.F to Above 120Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F) specification is acceptable and often preferred for better protection and longer change intervals.

What happens if I use the wrong oil in my 1990 Mitsubishi Pickup?

Using oil that does not meet the API - SAE 20W-20/40/50 (32Deg.F to Above 120Deg.F), 10W-30/40/50 (-10Deg.F to Above 120Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F) specification can reduce engine protection, increase wear, and potentially void warranty coverage. Always use oil that meets the OEM spec.

Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

1990 Mitsubishi PickupOil Type & Capacity

OEM spec from the factory service manual for the Mighty Max, 2D Pickup, 2.4 W, Automatic variant.

Quick Answer

Oil Type

$API - SAE 20W-20/40/50 (32Deg.F to Above 120Deg.F), 10W-30/40/50 (-10Deg.F to Above 120Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F)

Capacity (w/ Filter)

4.50 QTS.

4.25 L

Variant

Mighty Max, 2D Pickup, 2.4 W, Automatic

Note: API - SAE 5W-20 not recommended for sustained high speed vehicle operation.

This vehicle's factory manual

1990 Mitsubishi Pickup: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.

Open this vehicle’s service manual

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What You'll Need

Engine Oil

$API - SAE 20W-20/40/50 (32Deg.F to Above 120Deg.F), 10W-30/40/50 (-10Deg.F to Above 120Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F) for Mitsubishi Pickup

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Frequently Asked Questions

What type of oil does a 1990 Mitsubishi Pickup take?: The 1990 Mitsubishi Pickup requires API - SAE 20W-20/40/50 (32Deg.F to Above 120Deg.F), 10W-30/40/50 (-10Deg.F to Above 120Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F). The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the Mighty Max, 2D Pickup, 2.4 W, Automatic configuration.
How much oil does a 1990 Mitsubishi Pickup need?: The 1990 Mitsubishi Pickup takes 4.50 QTS. (4.25 L) of engine oil with the filter replaced.
Can I use synthetic oil in my 1990 Mitsubishi Pickup?: Yes — synthetic oil that meets the API - SAE 20W-20/40/50 (32Deg.F to Above 120Deg.F), 10W-30/40/50 (-10Deg.F to Above 120Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F) specification is acceptable and often preferred for better protection and longer change intervals.
What happens if I use the wrong oil in my 1990 Mitsubishi Pickup?: Using oil that does not meet the API - SAE 20W-20/40/50 (32Deg.F to Above 120Deg.F), 10W-30/40/50 (-10Deg.F to Above 120Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F) specification can reduce engine protection, increase wear, and potentially void warranty coverage. Always use oil that meets the OEM spec.