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Home >> Lexus >> 2021 >> LC 500 2D Coupe >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seats - Service Information (Coupe) (1 Of 2) >> Front Seat Assembly >> Removal [03/2017 - 05/2023] >> Caution / Notice / Hint

Caution / Notice / Hint

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

NECESSARY PROCEDURES 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-keeping assist system Refer to INITIALIZATION [03/2017 - 05/2023]
Pre-collision system
Parking assist monitor system Refer to INITIALIZATION [03/2017 - 05/2023]
Steering sensor zero point calibration Variable gear ratio steering system Refer to INITIALIZATION [03/2017 - ]
  • Position control ECU assembly LH (Including removal and installation)
  • Position control ECU assembly RH (Including removal and installation)
  • Power seat switch LH (Including removal and installation)
  • Power seat switch RH (Including removal and installation)
  • Front seatback frame sub-assembly LH (Including removal and installation)
  • Front seatback frame sub-assembly RH (Including removal and installation)
  • Front seat adjuster assembly LH (Including removal and installation)
  • Front seat adjuster assembly RH (Including removal and installation)
  • Power seat tilt motor assembly LH (Including removal and installation)
  • Power seat tilt motor assembly RH (Including removal and installation)
  • Power seat lifter motor assembly LH (Including removal and installation)
  • Power seat lifter motor assembly RH (Including removal and installation)
Initialize position control ECU Front Power Seat Control System Refer to REGISTRATION [03/2017 - ]
  • Front seat assembly RH (Only for removal and installation)
  • Occupant detection ECU (Including removal and installation)
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)
Refer to INITIALIZATION [03/2017 - ]
WARNING:
  • Wear protective gloves. Sharp areas on the parts may injure your hands.
  • There is risk of injury.
GTY655124Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NOTE:

for Standard Seat Type: 

  • If the front seat airbag assembly LH was deployed, replace the front seat airbag assembly LH, front seatback frame sub-assembly LH, separate type front seatback pad, separate type front seatback cover and front seatback sub-assembly LH with the necessary parts in accordance with the extent of the collision damage.
  • Replace any other damaged parts as necessary.

for Sports Seat Type: 

  • If the front seat airbag assembly LH was deployed, replace the front seat airbag assembly LH, front seatback frame sub-assembly LH and front seatback pad with cover LH with the necessary parts in accordance with the extent of the collision damage.
  • Replace any other damaged parts as necessary.

HINT: