NETWORK GATEWAY ECU REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during clearance warning ECU 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 Procedure not Performed	Link
Disconnect cable from negative battery terminal	Memorize steering angle neutral point	LKA/LDA System	Click here
		Intelligent clearance sonar system*1
		Pre-Crash Safety System
		Lighting System (EXT) Cornering lights
		Adaptive High Beam System
	Drive the vehicle until stop and start control is permitted (approximately 15 to 60 minutes)	Stop and start system	Click here
	Memorize steering angle neutral point	Parking Assist Monitor System (w/ Parallel Parking Assist Function)	Click here
		Parking Assist Monitor System (w/o Parallel Parking Assist Function)	Click here
		Panoramic View Monitor System	Click here
	Initialize back door lock	Power door lock control system	Click here
	Reset back door close position	Power back door system	Click here
Replacement of clearance warning ECU assembly (w/o Intelligent clearance sonar system)	Registration of bumper type	LEXUS parking assist-sensor system (w/o Intelligent clearance sonar system)	Click here
Replacement of clearance warning ECU assembly (w/ Intelligent clearance sonar system)	Ultrasonic sensor detection angle Steering angle neutral point Registration of bumper type Ultrasonic sensor detection angle registration	Intelligent clearance sonar system LEXUS parking assist-sensor system (w/ Intelligent clearance sonar system)	Click here

*1: When performing learning using the GTS.

Click here

PROCEDURE

PRECAUTION

Note

After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

Click here
DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

Note

When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

Click here
REMOVE ECU INTEGRATION BOX RH (for LHD)

Click here
REMOVE ECU INTEGRATION BOX LH (for RHD)

Click here
REMOVE NETWORK GATEWAY ECU (for LHD)
1. Disengage the 2 claws and remove the network gateway ECU.
REMOVE NETWORK GATEWAY ECU (for RHD)
1. Disengage the 2 claws and remove the network gateway ECU.