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.
2008 Lexus IS FFACTORY OEM SERVICE PROCEDURE
Service Data
2UR-GSE FUEL - SERVICE DATA
| Fuel pressure | 196 to 588 kPa (2 to 6 kgf*cm2 , 28 to 85 psi) |
| Fuel pressure Remains as specified for 5 minute after engine stopped |
147 kPa (1.5 kgf*cm2 , 21 psi) or more |
| Fuel pressure (for high pressure) At engine warm up and idle |
3.5 to 4.5 MPa (35 7 to 45 9 kgf*cm2 , 508 to 653 psi) |
| Injector (for port injection) | Resistance 11.6 to 12.4 Ω at 20°C (68°F) |
| Injector (for port injection) | Injection volume 72.3 to 75.2 cm3 (4.4 to 4.6 cu in) per 15 seconds |
| Injector (for port injection) | Fuel drop 1 drop or less in 24 minutes |
| Injector (for direct injection) | Resistance 2.01 to 2.31 Ω at 20°C (68°F) |
| Fuel pressure sensor Apply 5 V between terminals 3 and 1 | Terminal 2 and 3 voltage 0.5V |
| Fuel pump | Resistance 0.2 to 3.0 Ω at 20°C (68°F) |
| Fuel pump (for high pressure) | Resistance 1.19 to 1.39 Ω at 20°C (68°F) |
| Fuel pump resistor | Resistance 0.30 to 0.34 Ω at 20°C (68°F) |
| Fuel sender gauge assembly | 6.5 to 8.5 (Float level F) |
| 6.5 to 229 6 (Float level E to F) | |
| 224.6 to 229 6 (Float level E) | |
| Fuel sender gauge | 6.5 to 8.5 (Float level F) |
| 6.5 to 184.9 (Float level E to F) | |
| 180.9 to 184.9 (Float level E) |
Factory Service Tools
Use the Manual With the Right Hardware
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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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