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.
2009 Lexus LS 600hLFACTORY OEM SERVICE PROCEDURE
Service Data
| Fuel pressure | Standard fuel pressure | Low pressure side fuel pressure | 196 to 588 kPa (2.0 to 6.0 kgf/cm2 , 28 to 85 psi) | |
| for 5 minutes after engine has stopped | 147 kPa (1.5 kgf*cm2 , 21 psi) or more | |||
| High pressure side fuel pressure | 3500 to 4500 kPa (35.7 to 45.9 kgf/cm2 , 508 to 653 psi) | |||
| Fuel Injector (for port injection) | Standard resistance | Tester Connection | Condition | Specified Condition |
| 1 - 2 | 20°C (68°F) | 11.6 to 12.4 Ω | ||
| Standard injection volume | 84 to 102 cc (5.1 to 6.2 cu. in.) per 15 seconds | |||
| Difference between each injector | 18 cc (1.1 cu. in.) or less | |||
| Standard fuel drop | 1 drop or less in 20 minutes | |||
| Fuel Injector (for Direct injection) | Standard resistance | Tester Connection | Condition | Specified Condition |
| 1 - 2 | 20°C (68°F) | 2.01 to 2.31 Ω | ||
| Fuel Pressure Sensor | Standard voltage | Tester Connection | Condition | Specified Condition |
| 2 (PR) - 3 (E2) | Apply 5 V between terminals 1 (VC) and 3 (E2) | Approximately 0.5 V | ||
| Fuel Relief Valve | Standard resistance | Tester Connection | Condition | Specified Condition |
| 1 (CCV) - 2 (+B) | 20°C (68°F) | 2.0 to 2.4 Ω | ||
| Fuel Pump | Standard resistance | Tester Connection | Condition | Specified Condition |
| 1 - 2 | 20°C (68°F) | 0.2 to 3.0 Ω | ||
| Fuel Pump (for High Pressure) | Standard resistance | Tester Connection | Condition | Specified Condition |
| 1 - 2 | 20°C (68°F) | 1.19 to 1.39 Ω | ||
| Fuel Pump Resistor | Standard resistance | Tester Connection | Condition | Specified Condition |
| 1 - 2 | 20°C (68°F) | 0.30 to 0.34 Ω | ||
| Fuel Sender Gauge Assembly (for LH) | Standard resistance | Tester Connection | Condition | Specified Condition |
| 2 - 3 | Float level is F (upper) | 6.5 to 8.5 Ω | ||
| Float level is E (lower) | 185.8 to 189.8 Ω | |||
| Fuel Sender Gauge Assembly (for RH) | Standard resistance | Tester Connection | Condition | Specified Condition |
| 1 - 2 | Float level is F (upper) | 6.5 to 8.5 Ω | ||
| Float level is E (lower) | 219.7 to 224.7 Ω | |||
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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