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 MANUALSTOYOTA1998TACOMA SR5, 2.7 MREPAIR AND DIAGNOSISENGINE PERFORMANCESPECIFICATIONSENGINE CONTROLS - SPECIFICATIONSFUEL SYSTEMFUEL PUMP
1998 Toyota Tacoma SR5, 2.7 M
Fuel Pump
1998 Toyota Tacoma SR5, 2.7 MSECTION Fuel Pump
NOTE:
Fuel pump performance measures fuel pressure, not regulated fuel pressure.
4-CYLINDER FUEL PUMP PERFORMANCE
| Application | (1) Pressure psi (kg/cm2 ) | ||
|---|---|---|---|
| Camry | 44-50 (3.1-3.5) | ||
| Celica | 38-44 (2.7-3.1) | ||
| Corolla & RAV4 | 44-50 (3.1-3.5) | ||
| Tacoma | 38-44 (2.7-3.1) | ||
| Tercel | 44-50 (3.1-3.5) | ||
| T100 & 4Runner | 38-44 (2.7-3.1) | ||
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6-CYLINDER FUEL PUMP PERFORMANCE
| Application | (1) Pressure psi (kg/cm2 ) | |||
|---|---|---|---|---|
| Supra | ||||
| Non-Turbo | 44-50 (3.1-3.5) | |||
| Turbo | 33-40 (2.3-2.8) | |||
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V6 FUEL PUMP PERFORMANCE
| Application | (1) Pressure psi (kg/cm2 ) | ||
|---|---|---|---|
| Avalon, Camry & Sienna | 44-50 (3.1-3.5) | ||
| Tacoma, T100 & 4Runner | 38-44 (2.7-3.1) | ||
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V8 FUEL PUMP PERFORMANCE
| Application | (1) Pressure psi (kg/cm2 ) | ||
|---|---|---|---|
| Land Cruiser & LX470 | 38-44 (2.7-3.1) | ||
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4-CYLINDER REGULATED FUEL PRESSURE
| Application Tested | At Idle W/Vacuum psi (kg/cm2 ) | At Idle W/O Vacuum psi (kg/cm2 ) | ||
|---|---|---|---|---|
| Camry | (1) | (1) | ||
| Celica | 33-38 (2.3-2.7) | 38-44 (2.7-3.1) | ||
| Corolla & RAV4 | (1) | (1) | ||
| Tacoma | 31-37 (2.2-2.6) | 38-44 (2.7-3.1) | ||
| Tercel | (1) | (1) | ||
| T100 & 4Runner | 31-37 (2.2-2.6) | 38-44 (2.7-3.1) | ||
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6-CYLINDER REGULATED FUEL PRESSURE
| Application Tested | At Idle W/Vacuum psi (kg/cm2 ) | At Idle W/O Vacuum psi (kg/cm2 ) | |||
|---|---|---|---|---|---|
| Supra | |||||
| Non-Turbo | (1) | (1)* | |||
| Turbo | 24-31 (1.7-2.2) | 33-40 (2.3-2.8) | |||
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V6 REGULATED FUEL PRESSURE
| Application Tested | At Idle W/Vacuum psi (kg/cm2 ) | At Idle W/O Vacuum psi (kg/cm2 ) | ||
|---|---|---|---|---|
| Avalon, Camry & Sienna | (1) | (1)* | ||
| Tacoma, T100 & 4Runner | 33-38 (2.3-2.7) | 38-44 (2.7-3.1) | ||
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V8 REGULATED FUEL PRESSURE
| Application Tested | At Idle W/Vacuum psi (kg/cm2 ) | At Idle W/O Vacuum psi (kg/cm2 ) |
|---|---|---|
| Land Cruiser & LX470 | 28-34 (2.0-2.4) | 38-44 (2.7-3.1) |
FUEL PUMP RESISTANCE - Ohms @ 68°F (20°C)
| Application | Ohms | |
|---|---|---|
| Supra | ||
| Non-Turbo | .2-3.0 | |
| Turbo | .1-3.0 | |
| All Others | .2-3.0 | |
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.