Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 20jw820a cipowerw

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05-1584                                   DIAGNOSTICS   -   POWER WINDOW CONTROL SYSTEM (W/ JAM
                                                            PROTECTION)                             05BMI-01




 POWER WINDOW CANNOT BE OPERATED BY WIRELESS
 OPERATION

CIRCUIT DESCRIPTION
When the switch on the transmitter is operated during normal operating conditions (See page 70-9 ), the
multiplex network body ECU sends a request signal to the master switch and the regulator switches which
then drive the applicable power window motors.

INSPECTION PROCEDURE
      1      CHECK WIRELESS DOOR LOCK CONTROL FUNCTIONS

(a) Check that the wireless door lock functions operate with movement of the transmitter switch.
HINT:
When the wireless door LOCK/UNLOCK operation can be performed, it means that the wireless signal from
the transmitter is properly input to the multiplex network body ECU.
                                                NG          CHECK WIRELESS DOOR LOCK CONTROL
                                                            FUNCTIONS (See page 05-1804 )

      OK

      2      CHECK MANUAL UP/DOWN FUNCTION

(a)       Check that the manual UP/DOWN function using the master switch and each regulator switch can op-
          erate all the power windows.
                                                NG          OTHER PROBLEM (See page 05-1558 )

      OK

      3      CHECK REMOTE UP/DOWN FUNCTION

(a)       Check that the remote UP/DOWN function using the master switch can operate the power windows.
                                                NG          OTHER PROBLEM (See page 05-1562 )

      OK

  REPLACE MULTIPLEX NETWORK BODY ECU




 2005 SIENNA REPAIR MANUAL (RM1163U)

                                                                  Author :            Date :          1767

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