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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSFORD2004MUSTANG BASE, 2D COUPE, 3.9 6, AUTOMATICREPAIR AND DIAGNOSISQUICK LOOKUPSFLUIDS
2004 Ford Mustang Base, 2D Coupe, 3.9 6, Automatic
Quick Lookups: Fluids
2004 Ford Mustang Base, 2D Coupe, 3.9 6, AutomaticSECTION Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | 8.50 OZS. | 0.25 L | PAG 46 | S | |||
| Air Cond Refrigerant | 2.15 LBS. | 0.97 KG | R-134a | S | |||
| Automatic Transmission Fluid | 3.9L Eng | 13.90 QTS. | 13.15 L | MOTORCRAFT Automatic Transmission Fluid MERCON V | DO NOT mix MERCON and MERCON V. 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. | S | |
| Brake Fluid | N/A | N/A | MOTORCRAFT High Performance DOT 3 Motor Vehicle Brake Fluid | Fill to line on reservoir. | S | ||
| Differential Gear Oil | 7.5" Ring Gear Axle | 3.25 PTS. | 1.53 L | SAE 80W-90 Premium Rear Axle Gear Oil | Add 4 oz. of Additive Friction Modifier XL-3 or equivalent meeting FORD Specification: (EST-M2C118-A). | S | |
| Differential Gear Oil | 8.8" Ring Gear Axle | 4.25 PTS. | 2.01 L | SAE 75W-140 Synthetic Rear Axle Gear Oil | Add 4 oz. of Additive Friction Modifier XL-3 or equivalent meeting FORD Specification: (EST-M2C118-A). | S | |
| Engine Coolant | Base | 11.80 QTS. | 11.16 L | FORD Premium Gold Engine Coolant | Add the coolant type originally equipped in the vehicle. | S | |
| Engine Oil | 3.9L Eng | w/Filter | 5.00 QTS. | 4.73 L | SAE 5W-20 Premium Synthetic Blend Motor Oil | Use of synthetic or synthetic blend motor oil is not mandatory. Engine oil need only to meet the requirements of FORD Specification: WSS-M2C153-H and the API Certification mark. | S |
| Fuel Tank | 15.70 GALS. | 59.43 L | S | ||||
| Manual Transmission Fluid | V6 | 2.80 QTS. | 2.64 L | MOTORCRAFT Automatic Transmission Fluid MERCON | DO NOT mix MERCON and MERCON V. Service refill capacity is determined by filling the Transmission to the bottom of the filler hole with the vehicle on a level surface. | S | |
| Power Steering Fluid | 3.9L Eng | N/A | N/A | MOTORCRAFT Automatic Transmission Fluid MERCON V | Fill to line on reservoir. | S | |
| Windshield Washer Fluid | 4.00 QTS. | 3.78 L | MOTORCRAFT Premium Windshield Washer Concentrate Fluid | Follow the Manufacturer's Instructions for the mixture ratio. | S | ||
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra 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.