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.
2007 Lexus ES 350FACTORY OEM SERVICE PROCEDURE
Service Data
2GR-FE ENGINE CONTROL SYSTEM - SERVICE DATA
| Throttle body | ||
|---|---|---|
| Standard throttle valve opening percentage | 60% or more | |
| Camshaft timing oil control valve assembly | ||
| Standard resistance | at 20°C (68°F) | 6.9 to 7.9 Ω |
| Crankshaft position sensor | ||
| Standard resistance | -10 to 50°C (14 to 122°F) | 1, 630 to 2, 740 Ω |
| 50 to 100°C (122 to 212°F) | 2, 065 to 3, 225 Ω | |
| Throttle body | ||
| Standard resistance | at 20°C (68°F) | |
| 2 (M+) -1 (M-) | 0.3 to 100 kΩ | |
| 5 (VC) - 3 (E2) | 1.2 to 3.2 kΩ | |
| Engine coolant temperature sensor | ||
| Standard resistance | Approx. 20°C (68°F) | 2.32 to 2.59 kΩ |
| Approx. 80°C(176°F) | 0.310 to 0.326 kΩ | |
| Knock sensor | ||
| Standard resistance | at 20°C (68°F) | 120 to 280 kΩ |
| Circuit opening relay (engine room R/B Unit D) | ||
| Specified condition | 1E-7 - 1E-13 | 10 kΩ or higher |
| 1E-7 - 1E-13 | Below 1 n (when battery voltage is applied to terminals 1G-5 and 1H-9) | |
| EFI relay (engine room R/B Unit D) | ||
| Specified condition | 1E-7 - 1E-12 | 10 kΩ or higher |
| 1E-7 - 1E-12 | Below 1 n (when battery voltage is applied to terminals 1H-10 and 1H-2) | |
| A/F relay (engine room R/B Unit D) | ||
| Specified condition | 1A-3 - 1A-4 | 10 kΩ or higher |
| 1A-3 - 1A-4 | Below 1 Ω (when battery voltage is applied to terminals 1D-5 and 1H-2) | |
| IG2 Relay | ||
| Standard resistance | 3 - 5 | 10 kΩ or higher |
| 3-5 | Below 1 Ω (Battery voltage applied between terminals 1 and 2) | |
| Acceleration pedal rod | ||
| Standard voltage (ACCEL POS #1) | Released | 0.5 to 1.1 V |
| Depressed | 2.5 to 4.5 V | |
| Standard voltage (ACCEL POS #2) | Released | 1.2 to 2.0 V |
| Depressed | 3.4 to 5.0 V | |
| Active engine mounting | ||
| Standard resistance | 1-2 | 0.55 to 0.95 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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