FixVault
Home › Lexus › 2008 › SC 430 › Repair and Diagnosis › External Pages › Different car › Section 19 (Seat) › Power Seat Switch › Inspection

Power Seat Switch: Inspection

WARNING: This page is about a different car, the 2007 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT FRONT POWER SEAT SWITCH LH 
    1. Measure the resistance between the terminals when each switch is operated.

      Standard resistance: Slide switch 

      RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      1 - 9 FRONT Below 1 Ω
      1 - 6 BACK Below 1 Ω

      Front vertical switch 

      RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      1 - 10 UP Below 1 Ω
      1 - 5 DOWN Below 1 Ω

      Lifter switch 

      RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      1 - 7 UP Below 1 Ω
      1 - 8 DOWN Below 1 Ω
      Fig 1: Inspecting Front Power Seat Switch LH
      G05293749Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Reclining switch 

      RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      1 - 3 FORWARD Below 1 Ω
      1 - 2 REAR Below 1 Ω

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

  2. INSPECT FRONT POWER SEAT SWITCH RH 
    1. Measure the resistance between the terminals when each switch is operated.

      Standard resistance: Slide switch 

      RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      1 - 9 FRONT Below 1 Ω
      1 - 6 BACK Below 1 Ω

      Front vertical switch 

      RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      1 - 10 UP Below 1 Ω
      1 - 5 DOWN Below 1 Ω

      Lifter switch 

      RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      1 - 7 UP Below 1 Ω
      1 - 8 DOWN Below 1 Ω
      Fig 2: Inspecting Front Power Seat Switch RH
      G05293750Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Reclining switch 

      RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      1 - 3 FORWARD Below 1 Ω
      1 - 2 REAR Below 1 Ω

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

About FixVault