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.
2003 Ford Explorer 4.0 K, RWDFACTORY OEM SERVICE PROCEDURE
General Specification: Notes
Identifying Fuel System General Specification Table (1 Of 3)
| Item | Specification |
|---|---|
| fuel Tank Capacity | |
| tandard | 94.6 L (25 gallons) |
Identifying Fuel System General Specification Table (2 Of 3)
| Item | Specification |
|---|---|
| Fuel Pressure | |
| Key on, engine off | 242-310 kPa (35-45 psi) |
| Engine running | 193-310 kPa (28-45 psi) |
Identifying Fuel System General Specification Table (3 Of 3)
| Item | Specification |
|---|---|
| Lubricants | |
| SAE 5W-20 Super Premium Synthetic Blend Motor Oil X0-5W20-QSP or equivalent |
WSS-M2C153-H |
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.