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.
1993 Acura Integra GS-RFACTORY OEM SERVICE PROCEDURE
Fuel Pump
NOTE:
Fuel pump performance is a measurement of fuel pressure and volume availability, not regulated fuel pressure.
FUEL PUMP PERFORMANCE
| Application | Pressure psi (kg/cm2 ) | Min. Vol. In 10 Sec. Pts. (L) | |||
|---|---|---|---|---|---|
| Integra | |||||
| 1.7L | (1) 40 (2.8) | .44 (.21) | |||
| 1.8L | (1) 35 (2.5) | .48 (.23) | |||
| Legend | |||||
| Coupe | (1) 40 (2.8) | .63 (.30) | |||
| Sedan | (1) 33 (2.3) | .48 (.23) | |||
| Vigor | (1) 35 (2.5) | .48 (.23) | |||
|
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REGULATED FUEL PRESSURE
| Application | At Idle W/O Vacuum psi (kg/cm2 ) | At Idle W/ Vacuum psi (kg/cm2 ) | |
|---|---|---|---|
| Integra | |||
| 1.7L | 48-56 (3.4-3.9) | 39-46 (2.8-3.3) | |
| 1.8L | 41-48 (2.9-3.4) | 33-39 (2.3-2.8) | |
| Legend | |||
| Coupe | 44-51 (3.1-3.6) | 36-43 (2.5-3.0) | |
| Sedan | 35-41 (2.5-2.9) | 29-35 (2.1-2.4) | |
| Vigor | 43-50 (3.0-3.5) | 33-41 (2.3-2.9) | |
Factory Service Tools
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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.
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