LUMBAR SUPPORT ADJUSTER ASSEMBLY REMOVAL

Info Added 2017-10-06

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the lumbar support adjuster assembly removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced
Replacement Part or Procedure	Necessary Procedures	Effects/Inoperative when not performed	Link
Disconnect cable from negative battery terminal	Memorize steering angle neutral point	Lane departure alert system (w/ Steering Control)	Click here
		Simple intelligent parking assist system*1
		Toyota parking assist-sensor system (w/ Simple Intelligent Parking Assist System)*1
		Pre-collision system
	Initialize back door lock	Power door lock control system	Click here
	Drive the vehicle until stop and start control is permitted (approximately 5 to 60 minutes)*2	Stop and start system	Click here

*1: When performing learning using the GTS.

Click here

*2: w/ Stop and start system

CAUTION:

Be sure to read Precaution thoroughly before servicing.

Click here
Wear protective gloves. Sharp areas on the parts may injure your hands.

Tech Tips

Front lumbar power seat switch is available only on the driver side.
Use the same procedure for RHD and LHD vehicles.
The procedure listed below is for LHD vehicles.

PROCEDURE

REMOVE SEPARATE TYPE FRONT SEATBACK COVER WITH PAD

Click here
REMOVE LUMBAR SUPPORT ADJUSTER ASSEMBLY
1. Disconnect the connector.
2. Disengage the clamp.
3. Disengage the claws to separate the 2 front seatback edge protectors from the front seatback frame sub-assembly.
4. Remove in this Direction
  
  Disengage the guides to remove the lumbar support adjuster assembly from the front seatback frame sub-assembly as shown in the illustration.
5. Remove the 2 front seatback edge protectors from the lumbar support adjuster assembly.