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Home >> Lexus >> 2021 >> LC 500 2D Coupe >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seats - Service Information (Coupe) (2 Of 2) >> Seat Heater Switch >> Inspection [05/2023 - ] >> Procedure

Inspection [05/2023 - ]: Procedure

  1. INSPECT REFRESHING SEAT SWITCH 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1241882Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Refreshing Seat Switch)

      Standard Resistance

      Tester Connection Condition Specified Condition
      3 (SHC) - 4 (E) Switch pressed Below 1 Ω
      Switch not pressed 10 kΩ or higher

      If the result is not as specified, replace the refreshing seat switch.

    2. Apply battery voltage to the switch connector, and check that the refreshing seat switch illuminates.

      OK

      Measurement Condition Specified Condition
      Battery positive (+) → 2 (ILL+)
      Battery negative (-) → 5 (ILL-)
      Switch illuminates

      If the result is not as specified, replace the refreshing seat switch.