Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Removal

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual / Vehicle Interior / Seat / Front Seat Assembly / Removal

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 front seat 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
*: When performing learning using the Techstream.

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Disconnect cable from negative battery terminal

Memorize steering angle neutral point

Lane Control System

Pre-collision System

Intelligent Clearance Sonar System*

Parking Assist Monitor System

Panoramic View Monitor System

Lighting System (w/ Automatic Headlight Beam Level Control System)

Initialize back door lock

Power Door Lock Control System

Reset back door close position

Power Back Door System (w/ Outside Door Control Switch)

  • Occupant detection ECU
  • Front passenger seat

Zero point calibration (Occupant classification system)
  • Occupant classification system
  • Passenger airbag ON/OFF indicator
  • Airbag system (Front passenger side)
  • Seat belt warning system (Front passenger)

  • Position control ECU and switch assembly LH
  • Front seatback frame sub-assembly LH
  • Front seat adjuster assembly LH

Initialize position control ECU

Front Power Seat Control System (w/ Memory)

CAUTION:

  • Be sure to read Precaution thoroughly before servicing.

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

NOTICE:

for Standard Seat Type:
  • If the front seat airbag assembly was deployed, replace the front seat airbag assembly, front seatback frame sub-assembly, separate type front seatback pad and separate type front seatback cover with the necessary parts in accordance with the extent of the collision damage.
  • If the front seat cushion airbag assembly RH was deployed, replace the front seat cushion airbag assembly RH, front seat adjuster assembly, separate type front seat cushion pad and separate type front seat cushion cover with the necessary parts in accordance with the extent of the collision damage.
for Sports Seat Type:
  • If the front seat airbag assembly was deployed, replace the front seat airbag assembly, front seatback frame sub-assembly and front seatback pad with cover with the necessary parts in accordance with the extent of the collision damage.
  • If the front seat cushion airbag assembly RH was deployed, replace the front seat cushion airbag assembly RH, front seat adjuster assembly and front seat cushion pad with cover with the necessary parts in accordance with the extent of the collision damage.

HINT:

  • Use the same procedure for the RH side and LH side.
  • The following procedure is for the LH side.

PROCEDURE

1. PRECAUTION

NOTICE:

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.

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2. REMOVE FRONT SEAT HEADREST ASSEMBLY

(a) Remove the front seat headrest assembly from the front seat assembly.

3. REMOVE FRONT OUTER SEAT TRACK BRACKET COVER

(a) Operate the slide and vertical power seat switch knob and move the front seat assembly to the rearmost position.

(b) Disengage the 2 claws to remove the front outer seat track bracket cover.

4. REMOVE FRONT INNER SEAT TRACK BRACKET COVER

(a) Disengage the 2 claws to remove the front inner seat track bracket cover.

5. REMOVE REAR OUTER SEAT TRACK BRACKET COVER

(a) Operate the slide and vertical power seat switch knob and move the front seat assembly to the foremost position.

(b) Disengage the 2 claws to remove the rear outer seat track bracket cover.

6. REMOVE REAR INNER SEAT TRACK BRACKET COVER

(a) Disengage the 2 claws to remove the rear inner seat track bracket cover.

7. REMOVE FRONT SEAT ASSEMBLY

(a) Remove the 2 bolts on the rear side of the front seat assembly.

(b) Operate the slide and vertical power seat switch knob and move the front seat assembly to the rearmost position.

(c) Remove the 2 bolts on the front side of the front seat assembly.

(d) Operate the slide and vertical power seat switch knob and move the front seat assembly to the center position.

(e) Operate the reclining power seat switch knob and move the seatback to the upright position.

(f) Operate the slide and vertical power seat switch knob and move the front seat assembly to the uppermost position.

(g) w/ Variable Seat Cushion System:

(1) Operate the seat variable cushion switch and raise the leg rest part of the seat cushion to the uppermost position.

(h) Disconnect the cable from the negative (-) battery terminal.

CAUTION:

Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

NOTICE:

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

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(i) Disconnect the front seat airbag assembly connector under the front seat assembly.

NOTICE:

When disconnecting any airbag connector, take care not to damage the airbag wire harness.

(1) Push down the white housing lock and slide the yellow CPA. (At this time, the connector cannot be disconnected yet.)

*a

White Housing Lock

*b

Yellow CPA

Slide

(2) Push down the white housing lock again and disconnect the connector.

NOTICE:

Do not push down the part (A) shown in the illustration when disconnecting the connector.

(j) Disconnect each connector and disengage each clamp under the front seat assembly.

(k) Remove the front seat assembly.

NOTICE:

Be careful not to damage the vehicle body.
    Precaution
    PRECAUTION HINT: The following procedures are used to prevent wrinkles from forming when installing the seat cover. Make sure to follow the procedures correctly. The shape of the seat shown i ...

    Disassembly
    DISASSEMBLY CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. HINT: Use the same procedure for the RH side and LH side. The following proced ...

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