Caution / Notice / Hint

WARNING: This page is about a different car, the 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during transmission wire removal/installation are shown below.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed	Link
Replacement of transmission valve body assembly	A/T Compensation Code Reset K0 Compensation Code Reset Reset Memory Road Test	Large shift shock Engine overruns Large shock when the engine is started and stopped Unintended engine stall	Refer to INITIALIZATION [09/2023 - ]
Replacement of transaxle fluid*1	WSC Deterioration Estimate Update ATF Thermal Degradation Estimate Reset	The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly. The value of "WSC Deterioration Estimate Update" is not estimated correctly	Refer to INITIALIZATION [09/2023 - ]

*1: Perform WSC Deterioration Estimate Update and ATF Thermal Degradation Estimate Reset after replacing approximately 50% or more of the total transaxle fluid volume when replacing the transaxle fluid or in procedures such as transaxle repair

COMPONENTS (REMOVAL)

Fig 1: Transmission Wire Removal Components

Procedure		Part Name Code
1	TRANSMISSION VALVE BODY ASSEMBLY	35410K	-	-	-
2	NO. 2 TRANSMISSION REVOLUTION SENSOR	89413U	-	-	-
3	TRANSMISSION REVOLUTION SENSOR	89413B	-	-	-
4	TRANSMISSION WIRE	82125R	See step 4	-	-

*1	O-RING	*2	SPACER
•	Non-reusable part	-	-