Caution / Notice / Hint

WARNING: This page is about a different variant/trim than selected.

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during water inlet with thermostat sub-assembly removal/installation are shown below.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedures are not Performed	Link
Replacement of throttle body with motor assembly Replacement of EGR valve assembly Gas leaks from exhaust system	Inspection after repair	Poor idle, etc. Engine start function, etc.	Refer to INITIALIZATION [08/2020 - 12/2021]

NOTE:

After the ignition switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, be 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

System Name	See Procedure
Vehicle enrolled in Toyota Audio Multimedia system or safety connect system	6 minutes
Vehicle not enrolled in Toyota Audio Multimedia system and safety connect system	1 minute

This procedure includes the removal of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts.
Refer to PRECAUTION [11/2018 - ]