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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> Body & Frame >> Seats >> Seats - Service Information (3 Of 3) >> POWER SEAT CONTROL ECU (for Rear Side) >> Installation [10/2022 - ] >> Procedure

Installation [10/2022 - ]: Procedure

  1. INSTALL FOLD SEAT CONTROL ECU 

    Torque: 7.5 N.m (76 kgf/cm, 66 in.lbf) 

  2. INSTALL BATTERY SERVICE COVER BOARD 
  3. INSTALL NO. 3 BATTERY SERVICE COVER BOARD 
  4. INSTALL REAR DOOR SCUFF PLATE LH 
  5. INSTALL NO. 2 BATTERY SERVICE COVER BOARD 
  6. INSTALL REAR DOOR SCUFF PLATE RH 
  7. INSTALL REAR SEAT CUSHION LOCK HOOK 
  8. INSTALL REAR SEAT CUSHION ASSEMBLY 
    Refer to PROCEDURE - Step 8 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 8 [08/2023 - ]
  9. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL 
    1. for T24A-FTS (for Gasoline Model):

      Refer to PROCEDURE - Step 5

    2. for T24A-FTS (for 1Motor-HEV Model):

      Refer to PROCEDURE - Step 5

    3. for A25A-FXS:

      Refer to PROCEDURE - Step 5 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 5 [08/2023 - ]

  10. INSTALL BATTERY SERVICE COVER PLATE (except Gasoline Model) 
  11. INSTALL DECK BOARD ASSEMBLY 
  12. INSTALL TONNEAU COVER ASSEMBLY 
  13. INSPECT SRS WARNING LIGHT 

    Refer to OPERATION CHECK [10/2022 - ]

  14. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL 

    Refer to WORK PROCEDURE [10/2022 - ]

    HINT: 

    When disconnecting and reconnecting the battery, there is an automatic learning function that completes learning when the respective system is used.

    Refer to AUTOMATIC LEARNING CHART [10/2022 - 08/2023] , or refer to AUTOMATIC LEARNING CHART [08/2023 - ]

  15. INITIALIZATION OF SEAT ECU 

    Refer to INITIALIZATION [10/2022 - ]

  16. INSPECT REAR POWER SEAT CONTROL SYSTEM 

    Refer to OPERATION CHECK [10/2022 - ]

  17. CHECK SEAT HEATER (w/ Seat Heater System) 

    Refer to OPERATION CHECK [10/2022 - ]

  18. INSPECT CLIMATE CONTROL SEAT SYSTEM (w/ Climate Control Seat System) 

    Refer to OPERATION CHECK [10/2022 - ]