Power Window Control System - Fail-Safe Chart

Lexus IS250 IS220d GSE20 ALE20 - WINDSHIELD / WINDOWGLASS


POWER WINDOW CONTROL SYSTEM - FAIL-SAFE CHART

CHECK POWER WINDOW FAIL-SAFE FUNCTION
  • HINT:
  • If there is a malfunction in the power window system, some of the power window functions will be disabled.
  • Driver side power window:
  • Malfunctioning PartDisabled FunctionOperative Function
    Pulse sensor circuit in power window motor
    AUTO UP/DOWN function
    Power window operation function after engine switch is turned off
    Manual UP (fully pulled UP position)
    Manual DOWN
    Remote (AUTO and manual)
    Remote function after engine switch turned off (AUTO and manual)
    CPU in power window master switch
    AUTO UP/DOWN function
    Remote function (AUTO and manual)
    Manual UP (fully pulled UP position)
    Manual DOWN
  • Power windows except driver side power window:
  • Malfunctioning PartDisabled FunctionOperative Function
    Pulse sensor circuit in power window motor
    CPU in power window master switch
    Communication between master switch and each power window switch
    AUTO UP/DOWN function
    Power window operation function after engine switch is turned off
    Manual UP (fully pulled UP position)
    Manual DOWN