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 Montero Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Refrigerant | 2.00 LBS. | 0.9 KG | R-12 | S | |||
| Automatic Transmission Fluid | 7.60 QTS. | 7.19 L | Automatic Transmission Fluid DEXRON or DEXRON II | S | |||
| Brake Fluid | N/A | N/A | DOT 3 Brake Fluid | As required. | S | ||
| Differential Gear Oil | Front Axle | 1.20 QTS. | 1.13 L | API - GL-5 or higher, SAE 90W or 80W | S | ||
| Differential Gear Oil | Rear Axle | 2.70 QTS. | 2.55 L | API - GL-5 or higher, SAE 90W or 80W | S | ||
| Engine Coolant | 10.00 QTS. | 9.46 L | 50/50 mixture of Ethylene Glycol Antifreeze and water | Includes: .5 qt. for coolant reserve tank. | S | ||
| Engine Oil | w/Filter | 5.50 QTS. | 5.2 L | 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) | S | ||
| Engine Oil | w/o Filter | 5.00 QTS. | 4.73 L | 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) | S | ||
| Fuel Tank | 4 Door | 24.30 GALS. | 91.98 L | S | |||
| Manual Transmission Fluid | 2.30 QTS. | 2.17 L | API - GL-4 or higher, SAE 75W-90, 75W, 85W | S | |||
| Power Steering Fluid | 1.20 QTS. | 1.13 L | Automatic Transmission Fluid DEXRON or DEXRON II | S | |||
| Transfer Case Fluid | 2.30 QTS. | 2.17 L | API - GL-4, SAE 75W-90 or 75W, 85W | S | |||
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.