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.
2008 Lexus LS 600hLFACTORY OEM SERVICE PROCEDURE
Customize Parameters
- CUSTOMIZING FUNCTION WITH INTELLIGENT TESTER OR TECHSTREAM (REFERENCE)Β NOTE:
- When the customer requests a change in a function, first make sure the function(s) can be customized.
- Be sure to make note of the current settings before customizing.
- When troubleshooting a function, first make sure that the function is set to the default setting.
- Connect the intelligent tester or Techstream to the DLC3.
- Turn the power switch ON (IG).
- Turn the tester on.
- Enter the following menus:
- Intelligent tester - Select. CUSTOMIZE
- Techstream - Select. Customize Setting
- Select the setting by referring to the table below.
- Intelligent tester
POWER WINDOW:Β
CUSTOMIZE PARAMETERS - POWER WINDOWDisplay (Item) Default Contents Setting UP/DOOR KEY ON Function that raises all power windows when, with power switch OFF, key is used to hold driver door key cylinder to lock position for more than 2 3 seconds ON/OFF DOWN/DOOR KEY ON Function that lowers all power windows when, with power switch OFF, key is used to hold driver door key cylinder to unlock position for more than 2 3 seconds ON/OFF DOWN/WIRELESS ON Function that lowers all power windows when, with power switch OFF, unlock switch on transmitter is pressed and held for more than 3 0 seconds ON/OFF UP/SMART ON Function that raises all power windows when, with power switch OFF, entry lock switch on driver side door outer handle is pressed and held for more than 3 0 seconds ON/OFF - Techstream
Power Window:Β
CUSTOMIZE PARAMETERS - POWER WINDOWDisplay (Item) Default Contents Setting Door Key P/W Up ON Function that raises all power windows when, with power switch OFF, key is used to hold driver door key cylinder to lock position for more than 2 3 seconds ON/OFF Door Key P/W Down ON Function that lowers all power windows when, with power switch OFF, key is used to hold driver door key cylinder to unlock position for more than 2 3 seconds ON/OFF P/W Down W/ Transmit ON Function that lowers all power windows when, with power switch OFF, unlock switch on transmitter is pressed and held for more than 3 0 seconds ON/OFF P/W Up W/ Smart ON Function that raises all power windows when, with power switch OFF, entry lock switch on driver side door outer handle is pressed and held for more than 3 0 seconds ON/OFF - Intelligent tester
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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