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Home >> Lexus >> 2022 >> LS 500h RWD >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seat Vibration System - Diagnostics (2 Of 2) & Symptom Tests >> Seat Vibration System >> Front Air Massage Function does not Operate [10/2017 - 10/2023] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • The seat vibration system uses the CAN communication system. First, confirm that there are no malfunctions in the CAN communication system. Refer to How to Proceed with Troubleshooting.

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2017 - 10/2023]

  • Initializing the position control ECU assembly will clear the seat position memory.
  • Inspect the fuses for circuits related to this system before performing the following procedure.

HINT: 

Make sure to initialize the position control ECU assembly after replacing the seat assembly or any related parts (including removal and installation).

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