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.
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HOMESERVICE MANUALSFORD1990RANGER 4WD L4-140 2.3L SOHCREPAIR AND DIAGNOSISSPECIFICATIONSCAPACITY SPECIFICATIONSFLUID - M/T
1990 Ford Ranger 4WD L4-140 2.3L SOHC
Fluid - M/T
1990 Ford Ranger 4WD L4-140 2.3L SOHCSECTION Fluid - M/T
| Type | 4-speed | 80W EP | |
| 5-speed Mitsubishi* Used in some Ranger & Bronco II and identified by drain plug located in middle of pan | 80W EP | ||
| 5-speed, All others | Mercon(R) Automatic Transmission Fluid | ||
| CAPACITY, Refill: | 5-speed (Mazda) | R1, R2 Aerostar, Ranger, Bronco II Explorer | 5.6 |
| Bronco, Econoline, F-series | 7.6 | ||
| 5-speed S5-42 ZF | Bronco, Econoline, F-series | 6.8 | |
| 5-speed (Mitsubishi) | Ranger, Bronco II | 4.8 | |
| 4-speed ex. OD | 7.0 | ||
| W/OD | 4.5 |
RENDER: 1.0x
NO RELATED
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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.