POWER ASSIST SYSTEMS  POWER STEERING ECU  REMOVAL  

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during the power steering 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
Power steering ECU assembly	Torque sensor zero point calibration and assist map writing	· EPS warning light illuminates · Vehicle control history (RoB) are stored	(202201,999999,_55,_112287,_0510880,RM1000000020BL6,)
	Update ECU security key	Vehicle control history (RoB) are stored	(202201,202405,_V1,_106911,_0485801,RM100000001XG8S,202405,999999,_V1,_106911,_0485801,RM100000002NHZW,)
	End position initial setting	Power steering system	(202307,999999,_55,_112287,_0500993,RM100000002C2X3,)

HINT:

When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.

·

Learning completes when vehicle is driven

Effect/Inoperative Function When Necessary Procedures are not Performed	Necessary Procedures	Link
*1: for Gasoline Model
Front camera system	Drive the vehicle straight ahead at 15 km/h (10 mph) or more for 1 second or more.	(202307,999999,_95,_112293,_0586709,RM100000002BSVY,)
Stop and start system*1	Drive the vehicle until stop and start control is permitted (approximately 5 to 60 minutes).	(202307,999999,_51,_115233,_0510781,RM100000002CS0B,)

·

Learning completes when vehicle is operated normally

Effect/Inoperative Function When Necessary Procedures are not Performed	Necessary Procedures	Link
Power door lock control system · Back door opener	Perform door unlock operation with door control switch or electrical key transmitter sub-assembly switch.	(202201,999999,_58,_115226,_0510939,RM1000000020BSY,)
Power back door system	Fully close the back door by hand. HINT: Initialization is not necessary if the above procedures are performed while the back door is closed.	(202201,999999,_59,_113746,_0504731,RM100000001ZJKP,)
Air conditioning system	After the ignition switch is turned to ON, the servo motor standard position is recognized.	-