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.
2005 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
Suspension Control System: Precaution
NOTE:
When disconnecting the negative (-) battery terminal, initialize the following system after the terminal is reconnected.
SUSPENSION CONTROL SYSTEM REFERENCE
| System Name | See Procedure |
| Front Power Seat Control System | INITIALIZATION |
- JACK OR LIFT UP AND DOWN
- When a proceed is performed under the vehicle or when jacking the vehicle up, make sure to turn the ignition switch off.
- If the vehicle must be raised with its engine running, connect terminals OPB and CG of the DLC3 to stop the vehicle height control operation of the suspension control ECU.
- DISCONNECT AND CONNECT HEIGHT CONTROL TUBE (Type 1)
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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