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 460FACTORY OEM SERVICE PROCEDURE
Automatic Transmission System: Precaution
NOTE:
- When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected.SYSTEM REFERENCE
System Name See Procedure Navigation System (for DVD) INITIALIZATION Advanced Parking Guidance System Power Trunk Lid System Rear Door Sunshade System - If any parts are replaced, perform the following as necessary referring to the table below.
PARTS SPECIFICATION
| Replaced Parts | Reset Memory*1 | Set Transmission Compensation Code | Learning by Driving (Road Test) | |
|---|---|---|---|---|
| Automatic transmission assembly | -*2 | Perform*3 | Perform | |
|
- | - | Perform | |
| TCM (If possible, read the transmission compensation code from the previous TCM) | Possible | - | Perform*4 | Perform |
| Impossible | - | Perform*5 | Perform | |
|
Perform | - | Perform | |
HINT:
|
||||
NOTE:
Reset Memory cannot be completed by only reconnecting the cable to the negative (-) battery terminal.
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:
- 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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