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Home >> Lexus >> 2008 >> IS 350 >> Repair and Diagnosis >> External Pages >> Different car >> Section 44 (Windshield/WINDOWGLASS) >> Power Window Control System >> Fail-Safe Chart
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Fail-Safe Chart

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK POWER WINDOW FAIL-SAFE FUNCTION 
    1. If a hall IC built-in power window regulator motor malfunctions, the applicable power window components enter fail-safe mode. In this mode, power window system operates as follows:

      Power Window Control System 

      FAIL-SAFE CHART

      Power Window Operation Engine Switch on (IG) Engine Switch off
      Key-off (Within approx. 45 seconds after engine switch turned off) Key-off (After approx. 45 seconds elapsed after engine switch turned off)
      Manual UP Operation prohibited Operation prohibited Operation prohibited
      Manual DOWN Operative Operation prohibited Operation prohibited
      AUTO UP (hold switch at AUTO UP position) Operative (in MANUAL mode) Operation prohibited Operation prohibited
      AUTO UP Operation prohibited Operation prohibited Operation prohibited
      AUTO DOWN Operation prohibited Operation prohibited Operation prohibited
      Key-linked open - Operation prohibited
      Key-linked close - Operation prohibited
      Wireless transmitter-linked open - Operation prohibited