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Home >> Lexus >> 2017 >> GX 460 Base >> Repair and Diagnosis >> Electrical >> Starter >> Starting System (Service Information) >> Engine Switch >> Inspection [08/2019 - ] >> Procedure

Inspection [08/2019 - ]: Procedure

  1. INSPECT ENGINE SWITCH 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Switch Condition Specified Condition
      5 (SS1) - 6 (AGND)
      1 (SS2) - 6 (AGND)
      Not pushed 10 kΩ or higher
      Pushed Below 1 Ω

      If the result is not as specified, replace the engine switch.

      GTY948061Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Engine Switch)
    2. Apply battery voltage to the terminals of the switch and check the illumination condition of the switch.

      OK

      Measurement Condition Specified Condition
      Battery positive (+) → Terminal 9 (SWIL)
      Battery negative (-) → Terminal 6 (AGND)
      Illuminates

      HINT: 

      • If the positive (+) lead and negative (-) lead are incorrectly connected, the engine switch indicator will not illuminate.
      • If the voltage is too low, the indicator will not illuminate.

      If the result is not as specified, replace the engine switch.