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Home >> Lexus >> 2012 >> IS F >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System (Diagnostics & Symptom Tests) >> Power Window Control System >> Symptom Tests >> All Power Windows do not Operate with Driver Side Door Key Cylinder or Wireless Transmitter >> Description

All Power Windows do not Operate with Driver Side Door Key Cylinder or Wireless Transmitter: Description

  1. w/ Occupant Classification System 
    • When a key switch is pushed: 1) the door control receiver assembly receives the key signal; 2) the door control receiver assembly sends a signal to the certification ECU (smart key ECU assembly); 3) the multiplex network master switch assembly sends the operation permission signal to the power window regulator motor assembly; and 4) the power window regulator motor assemblies are activated.
    • When the driver door key cylinder (key linked switch) is turned: 1) the door lock motor receives the signal; 2) the multiplex network master switch assembly sends the signal to the power window regulator motor assembly; and 3) the power window regulator motor assemblies are activated.
  2. w/o Occupant Classification System 

    When the driver door key cylinder (key linked switch) is turned: 1) the door lock motor receives the signal; 2) the multiplex network master switch assembly sends the signal to the power window regulator motor assembly; and 3) the power window regulator motor assemblies are activated.