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 MANUALSFORD2018F-450 SUPER DUTY LARIAT, 4D PICKUP CREW CAB, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSFLUIDS
2018 Ford F-450 Super Duty Lariat, 4D Pickup Crew Cab, 4WD
Quick Lookups: Fluids
2018 Ford F-450 Super Duty Lariat, 4D Pickup Crew Cab, 4WDSECTION Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | 6.7L Eng | 3.40 OZS. | 0.1 L | MOTORCRAFT PAG Refrigerant Compressor Oil YN-12-D | S | ||
| Air Cond Refrigerant | 6.7L Eng | 1.70 LBS. | 0.77 KG | R-134a | S | ||
| Automatic Transmission Fluid | 6.7L Eng | 16.00 QTS. | 15.14 L | MOTORCRAFT Automatic Transmission Fluid MERCON LV | Use the correct automatic transmission fluid. Transmission fluid requirements are indicated on the dipstick blade or the dipstick handle. Indicates only approximate dry-fill capacity. Some applications may vary based on cooler size and if equipped with an in-tank cooler. The amount of transmission fluid and fluid level should be set by the indication on the dipstick's normal operating range. Fill to the proper capacity according to dipstick Type A or Type B. | S | |
| Brake Fluid | N/A | N/A | MOTORCRAFT DOT 4 Low Viscosity (LV) High Performance Brake Fluid, or equivalent. | S | |||
| Diesel Exhaust Fluid | Complete Vehicle | 7.40 GALS. | 28.01 L | MOTORCRAFT Diesel Exhaust Fluid PM-27-Gal/PM-27-jug | Specification: WSS-M99C130-A. | S | |
| Diesel Exhaust Fluid | Incomplete Vehicle | 7.20 GALS. | 27.25 L | MOTORCRAFT Diesel Exhaust Fluid PM-27-Gal/PM-27-jug | Specification: WSS-M99C130-A. | S | |
| Differential Gear Oil | 6.7L Eng | Rear Axle - Dana M300,w/Limited Slip Differential | 3.55 QTS. | 3.35 L | MOTORCRAFT SAE 75W-140 Synthetic Rear Axle Lubricant | MOTORCRAFT Additive Friction Modifier XL-3 (EST-M2C118-A). | S |
| Differential Gear Oil | 6.7L Eng | Rear Axle - Dana M300,w/o Limited Slip Differential | 3.80 QTS. | 3.59 L | MOTORCRAFT SAE 75W-140 Synthetic Rear Axle Lubricant | S | |
| Differential Gear Oil | Rear Axle - Dana M275 | 3.60 QTS. | 3.4 L | MOTORCRAFT SAE 75W-140 Synthetic Rear Axle Lubricant | S | ||
| Differential Gear Oil | Rear Axle 10.5" (E-Locker) | N/A | N/A | MOTORCRAFT SAE 75W-85 Premium Synthetic Hypoid Gear Lubricant | Capacity is: 3.3 - 3.5 qt. | S | |
| Engine Coolant | 6.7L Eng | Primary Cooling System | 31.70 QTS. | 29.99 L | MOTORCRAFT Orange Antifreeze/Coolant Prediluted | Add the coolant type originally equipped in the vehicle. | S |
| Engine Coolant | 6.7L Eng | Secondary Cooling System | 11.40 QTS. | 10.78 L | MOTORCRAFT Orange Antifeeze/Coolant Prediluted | Add the coolant type originally equipped in the vehicle. | S |
| Engine Oil | 6.7L Eng | w/Filter | 13.00 QTS. | 12.3 L | MOTORCRAFT Motor Oil SAE 10W-30 Super Duty Diesel Motor Oil, SAE 15W-40 Super Duty Diesel Motor Oil, SAE 5W-40 Full Synthetic Diesel Motor Oil , 0W-40 Full Synthetic Diesel Motor Oil | S | |
| Power Steering Fluid | N/A | N/A | MOTORCRAFT Automatic Transmission Fluid MERCON LV | Keep fluid level between MIN and MAX on reservoir. | S | ||
| Transfer Case Fluid | 1.90 QTS. | 1.79 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 | ||
| Windshield Washer Fluid | N/A | N/A | MOTORCRAFT Premium Windshield Washer Concentrate Fluid | Follow the Manufacturer's Instructions for the mixture ratio. | S | ||
RENDER: 1.0x
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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.