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.
2021 Ford Explorer Limited Hybrid, 4WDFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | 3.3L Eng,Gas/Electric | Auxiliary,Police Vehicle | 8.60 OZS. | 0.25 L | MOTORCRAFT POE Refrigerant Compressor Oil YN-34 | S | |
| Air Cond Compressor Oil | 3.3L Eng,Gas/Electric | Front,Police Vehicle | 5.90 OZS. | 0.17 L | MOTORCRAFT POE Refrigerant Compressor Oil YN-34 | S | |
| Air Cond Refrigerant | 3.3L Eng,Gas/Electric | Auxiliary,Police Vehicle | 2.18 LBS. | 0.98 KG | R-1234yf | S | |
| Air Cond Refrigerant | 3.3L Eng,Gas/Electric | Front,Police Vehicle | 1.50 LBS. | 0.68 KG | R-1234yf | S | |
| Automatic Transmission Fluid | Trans Mfr CD A10R80 | Except Police Vehicle | 13.70 QTS. | 12.96 L | MOTORCRAFT Automatic Transmission Fluid MERCON ULV | Approximate dry fill capacity. Actual amount may vary during fluid changes. | S |
| Automatic Transmission Fluid | Trans Mfr CD A10R80 | Police Vehicle | 14.80 QTS. | 14 L | MOTORCRAFT Automatic Transmission Fluid MERCON ULV | Approximate dry fill capacity. Actual amount may vary during fluid changes. | S |
| Brake Fluid | N/A | N/A | MOTORCRAFT DOT 4 Low Viscosity (LV) High Performance Brake Fluid, or equivalent. | Use only MOTOCRAFT DOT 4 LV High Performance Brake Fluid or equivalent meeting WSS-M6C65-A2 and ISO 4925 Class 6. Use of any fluid other than the recommended fluid may cause brake system damage. Fill between "max" and "min" lines on reservoir. | S | ||
| Differential Gear Oil | 3.3L Eng | Rear | 1.70 QTS. | 1.6 L | MOTORCRAFT SAE 75W-85 Premium Synthetic Hypoid Gear Lubricant | S | |
| Differential Gear Oil | 4WD | Front | 0.60 QTS. | 0.56 L | MOTORCRAFT SAE 75W-140 Synthetic Rear Axle Lubricant | S | |
| Engine Coolant | 3.3L Eng,Gas/Electric | Except Police Vehicle | 13.70 QTS. | 12.96 L | MOTORCRAFT Yellow Prediluted Antifreeze/Coolant | S | |
| Engine Coolant | 3.3L Eng,Gas/Electric | Police Vehicle,w/o Rear Heater | 12.40 QTS. | 11.73 L | MOTORCRAFT Yellow Prediluted Antifreeze/Coolant | S | |
| Engine Coolant | 3.3L Eng,Gas/Electric | Police Vehicle,w/Rear Heater | 14.10 QTS. | 13.34 L | MOTORCRAFT Yellow Prediluted Antifreeze/Coolant | S | |
| Engine Oil | 3.3L Eng | w/Filter | 6.00 QTS. | 5.67 L | MOTORCRAFT SAE 5W-20 Synthetic Blend Motor Oil | To improve engine cold start performance use: MOTORCRAFT SAE 0W-20 Synthetic Blend Motor Oil. | S |
| Fuel Tank | 3.3L Eng,Gas/Electric | 18.00 GALS. | 68.13 L | S | |||
| Transfer Case Fluid | Power Transfer Unit | 1.00 QTS. | 0.94 L | MOTORCRAFT Automatic Transmission Fluid MERCON LV | S | ||
| Windshield Washer Fluid | N/A | N/A | MOTORCRAFT Premium Windshield Washer Concentrate Fluid | Follow the Manufacturer's Instructions for the mixture ratio. | S | ||
Factory Service Tools
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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.
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