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Home >> Lexus >> 2008 >> IS F >> Repair and Diagnosis >> Body & Frame >> Windows >> Windshield/WINDOWGLASS >> Power Window Control System >> All Power Windows do not Operate with Driver Side Door Key Cylinder or Wireless Transmitter >> Inspection Procedure
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Inspection Procedure

NOTE:
  • When the the multiplex network master switch assembly connector is disconnected, the power window control system must be initialized (See CUSTOMIZE PARAMETERS  ).
  • Since the power window control system has functions that use multiplex communication, first confirm that there is no malfunction in the multiplex communication system by inspecting the multiplex communication functions in accordance with the How to Proceed with Troubleshooting procedure (See HOW TO PROCEED WITH TROUBLESHOOTING  ). Then, conduct the following inspection procedure.
  1. CHECK BASIC FUNCTION (WIRELESS AND POWER DOOR LOCK CONTROL SYSTEM) 
    1. Check that the wireless transmitter and driver's door key cylinder (key linked switch) can control all the doors to lock and unlock normally.

      Result 

      RESULT REFERENCE

      Result Proceed to
      Transmitter does not operate normally A
      Driver's door key cylinder does not operate normally B
      Transmitter and driver's door key cylinder operate normally C

    A: GO TO WIRELESS DOOR LOCK CONTROL SYSTEM  (See PROBLEM SYMPTOMS TABLE )

    B: GO TO POWER DOOR LOCK CONTROL SYSTEM  (See PROBLEM SYMPTOMS TABLE )

    C: Go to next step 

  2. CHECK MANUAL UP/DOWN FUNCTION 
    1. Check that the manual UP/DOWN function can operate all the power windows using the master switch and regulator switch (See OPERATION CHECK  )

      OK: Manual UP/DOWN function operates normally. 

    NG: GO TO OTHER PROBLEM (PROBLEM SYMPTOMS TABLE)  (See PROBLEM SYMPTOMS TABLE  )

    OK: Go to next step 

  3. CHECK REMOTE UP/DOWN FUNCTION 
    1. Check that the remote UP/DOWN function can operate the power windows using the master switch (See OPERATION CHECK  )

      OK: Remote UP/DOWN function operates normally. 

    NG: GO TO OTHER PROBLEM (PROBLEM SYMPTOMS TABLE)  (See PROBLEM SYMPTOMS TABLE  )

    OK: REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY  (See REMOVAL  )