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 MANUALSFORD1991PROBE GL, STANDARDREPAIR AND DIAGNOSISENGINE PERFORMANCESPECIFICATIONSFUEL PRESSURE SPECIFICATIONSFUEL SYSTEMSFUEL PRESSURE
1991 Ford Probe GL, Standard
Fuel Pressure
1991 Ford Probe GL, StandardSECTION Fuel Pressure
1991 FUEL PRESSURE SPECIFICATIONS (EEC-IV - CARS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) |
|---|---|---|
| 2.3L HSC EFI SEFI | 45-60 (3.2-4.2) | 50-60 (3.5-4.2) |
| 3.0L SHO SEFI | 28-33 (2.0-2.3) | 30-45 (2.1-3.2) |
| 3.8L SC SEFI | 30-40 (2.1-2.8) | 35-40 (2.5-2.8) |
| All Others | 30-45 (2.1-3.2) | 35-40 (2.5-2.8) |
1991 FUEL PRESSURE SPECIFICATIONS (EEC-IV - TRUCKS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) |
|---|---|---|
| 4.9L EFI | 45-60 (3.2-4.2) | 50-60 (3.5-4.2) |
| All Others | 30-45 (2.1-3.2) | 35-45 (2.5-3.2) |
1991 FUEL PRESSURE SPECIFICATIONS (DIESEL - TRUCKS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) |
|---|---|---|
| 7.3L | 41-55 (2.9-3.9) | NA |
1991 FUEL PRESSURE SPECIFICATIONS (EEC - CARS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) | ||
|---|---|---|---|---|
| 1.3L | 25-31 (1.8-2.2) | 64-85 (4.5-6.0) | ||
| 1.6L | 28-31 (2.0-2.2) | 64-85 (4.5-6.0) | ||
| 1.8L | (1) | 64-85 (4.5-6.0) | ||
| 2.2L | 27-33 (1.9-2.3) | 64-85 (4.5-6.0) | ||
| 2.2L Turbo | 27-33 (1.9-2.3) | 64-85 (4.5-6.0) | ||
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RENDER: 1.0x
NO RELATED
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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.