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.
2012 Lexus LS 460 AWDFACTORY OEM SERVICE PROCEDURE
Service Data
| Fuel pressure | Standard fuel pressure | at idle | 196 to 588 kPa (2.0 to 6.0 kgf/cm2 , 28 to 85 psi) |
| remains for 5 minutes after engine has stopped | 147 kPa (1.5 kgf/cm2 , 21 psi) or more |
||
| Fuel injector (for Direct injection) |
Standard resistance | 20°C (68°F) | 2.01 to 2.31 Ω |
| Fuel injector (for Port injection) |
Standard resistance | 20°C (68°F) | 11.6 to 12.4 Ω |
| Standard Injection volume | 84 to 102 cm3 (5.1 to 6.2 cu in.) per 15 seconds | ||
| Difference between each cylinder | 18 cm3 (1.1 cu in.) or less | ||
| Fuel leakage | 1 drop or less per in 20 minutes | ||
| Fuel pressure sensor | Standard resistance | Apply 5 V between terminals | Approximately 0.5 Ω |
| Fuel pump | Standard resistance | 20°C (68°F) | 0.2 to 3.0 Ω |
| Fuel pump (for High pressure) |
Standard resistance | 20°C (68°F) | 0.19 to 1.39 Ω |
| Fuel pump resistor | Standard resistance | 20°C (68°F) | 0.3 to 0.34 Ω |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.