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 ZX2 AutomaticFACTORY OEM SERVICE PROCEDURE
Fuel Pressure - Cars
2003 FUEL PRESSURE SPECIFICATIONS - CARS
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) | |||||
|---|---|---|---|---|---|---|---|
| Crown Victoria | |||||||
| Gasoline | 25-40 (1.8-2.8) | 20-60 (1.4-4.2) | |||||
| Natural Gas Vehicle | (1) | 80-120 (5.6-8.4) | |||||
| Escort ZX2 | 25-35 (1.8-2.5) | 50-85 (3.5-6.0) | |||||
| Focus | (1) | 35-70 (2.5-4.9) | |||||
| Grand Marquis, Marauder & Town Car | 25-40 (1.8-2.8) | 20-60 (1.4-4.2) | |||||
| LS | 30-55 (2.1-3.9) | 30-55 (2.1-3.9) | |||||
| Mustang | 27-37 (1.9-2.6) | 35-70 (2.4-4.9) | |||||
| Sable & Taurus | 26-45 (1.8-3.1) (2) | 30-55 (2.1-3.9) (2) | |||||
| Thunderbird | 30-65 (2.1-4.6) | 30-65 (2.1-4.6) | |||||
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Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.