WHEN REMOVING,INSTALLING,REPAIRING OR REPLACING PARTS PROCEDURES NECESSARY WHEN BATTERY TERMINAL IS DISCONNECTED / RECONNECTED

Refer to the LEXUS Repair Manual for each inspection procedure.

1. PROCEDURES NECESSARY WHEN AUXILIARY BATTERY TERMINAL IS DISCONNECTED/RECONNECTED

   Necessary Procedures	Effect/Inoperative Function When Necessary Procedures are not Performed
   Memorize steering angle neutral point	LKA/LDA system
   	Pre-crash system
   	Adaptive high beam system
   Steering sensor zero point calibration	Variable gear ratio steering system
   Memorize steering angle neutral point	Steering effort varies
   	Parking assist monitor system
   Luggage closer motor assembly	Power trunk lid system

   Note

   After the power switch is turned off, the multi-media module receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) auxiliary battery terminal.

   Waiting Time before Disconnecting Cable from Negative (-) auxiliary battery Terminal

   Condition	Waiting Time
   Vehicle enrolled in telematics system	6 minutes
   Vehicle not enrolled in telematics system	1 minute