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.
2004 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
Theft deterrent system
THEFT DETERRENT SYSTEM CUSTOMIZE PARAMETERS
| Display (Item) | Default | Contents | Setting |
|---|---|---|---|
| PASSIVE MODE (Passive arming mode) | OFF | PASSIVE MODE is a function that switches theft deterrent system from arming preparation state to armed state 30 seconds after key is removed from ignition key cylinder and driver side door is closed, even if doors are not locked by wireless or door key lock operation In PASSIVE MODE, theft deterrent system will judge that a theft is taking place and switch to alarm sounding state if one of the following operations are not performed within 14 seconds (see ENTRY DELAY below) after door is opened:
|
ON/OFF |
| WARNING (HORN) (Warning (horn)) | ON | Function that allows vehicle horn and theft deterrent horn to be able to be used as warning device | ON/OFF |
| ENTRY DELAY (Entry delay time) | 14s | Function that changes entry delay time (time before warning starts) for PASSIVE MODE | 0s/14 s/30 s |
| WARN BY GLS SEN (Warning by glass broken sensor) | ON | Function that turns glass broken sensor ON/OFF | ON/OFF |
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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