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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 power seat motor assembly removal/installation are shown below.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED (FOR HV MODEL)

Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Disconnect cable from negative auxiliary battery terminal Perform steering sensor zero point calibration Lane Control System Refer to INITIALIZATION [12/2019 - ]
Parking Support Brake System*1
Pre-collision System
Lighting System (EXT) (w/ AFS)
Memorize steering angle neutral point Parking Assist Monitor System Refer to INITIALIZATION [12/2019 - 10/2022]
Panoramic View Monitor System Refer to INITIALIZATION [12/2019 - 10/2022]
Initialize back door lock Power Door Lock Control System Refer to INITIALIZATION [12/2019 - 11/2023]
Reset back door close position Power Back Door System Refer to INITIALIZATION [12/2019 - 11/2023]
  • 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)
 Refer to INITIALIZATION [10/2021 - 11/2023]
  • Position control ECU assembly*
  • Reclining motor (separate type front seatback spring assembly)*
  • Slide motor (separate type front seat cushion spring assembly)*
  • Front vertical motor (power seat tilt motor assembly LH)*
  • Lifter motor (power seat lifter motor assembly LH)*
 Initialize position control ECU Front Power Seat Control System (w/ Memory) Refer to REGISTRATION [12/2019 - 11/2023]

*: Even when not replacing the part, it is necessary to perform the specified necessary procedures after installation.*1: Learning can also be performed using the GTS.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED (FOR GASOLINE MODEL)

Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Disconnect cable from negative auxiliary battery terminal Idle the engine for approximately 5 to 60 minutes or drive the vehicle until stop and start control is permitted Stop and Start System Refer to PRECAUTION [12/2019 - 10/2022]
Perform steering sensor zero point calibration Lane Control System Refer to INITIALIZATION [12/2019 - ]
Parking Support Brake System*1
Pre-collision System
Lighting System (EXT) (w/ AFS)
Memorize steering angle neutral point Parking Assist Monitor System Refer to INITIALIZATION [12/2019 - 10/2022]
Panoramic View Monitor System Refer to INITIALIZATION [12/2019 - 10/2022]
Initialize back door lock Power Door Lock Control System Refer to INITIALIZATION [12/2019 - 11/2023]
Reset back door close position Power Back Door System Refer to INITIALIZATION [12/2019 - 11/2023]
  • 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)
 Refer to INITIALIZATION [10/2021 - 11/2023]
  • Position control ECU assembly*
  • Reclining motor (separate type front seatback spring assembly)*
  • Slide motor (separate type front seat cushion spring assembly)*
  • Front vertical motor (power seat tilt motor assembly LH)*
  • Lifter motor (power seat lifter motor assembly LH)*
 Initialize position control ECU Front Power Seat Control System (w/ Memory) Refer to REGISTRATION [12/2019 - 11/2023]

*: Even when not replacing the part, it is necessary to perform the specified necessary procedures after installation.*1: Learning can also be performed using the GTS.

WARNING:

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

GTY848043Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NOTE:

After the ignition switch is turned off, the radio and display receiver assembly or the radio receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, make sure to wait at least 120 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal.

HINT: 

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