Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota 4Runner 1996-2003 Approved SIL techinfo.toyota.com ileaf 02toyrm 02toypdf 02rmsour 2002 024runne di bdcsy bdcty

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DI-562
                                     DIAGNOSTICS   -   BACK DOOR CONTROL SYSTEM
                                                                                                   DI57K-03




 Back Door Courtesy Switch Circuit

CIRCUIT DESCRIPTION
The back door courtesy switch is built in the back door lock.
This switch goes on when the back door is opened and goes off when back door is closed.

WIRING DIAGRAM




                                                       B9                          Back Door ECU
                                                       Back Door
                                                       Courtesy Switch
                         3             3                                       7
              W-B             W-B              W-B                      L-W
                        BR1           BS1                          2          B18 BCTY
                                                         1




         BH




                                                                                                     I10119




2002 4RUNNER (RM887U)

                                                             Author :             Date :             738
                                                                                              DI-563
                                  DIAGNOSTICS   -   BACK DOOR CONTROL SYSTEM

INSPECTION PROCEDURE

  1     Check back door courtesy switch (See page BE-26 ).


                                         NG         Replace back door courtesy.


  OK



  2     Check harness and connector between back door courtesy switch and back
        door ECU (See page IN-28 ).


                                         NG         Repair or replace harness or connector.


  OK



 Proceed to next circuit inspection shown on
 problem symptoms table (See page
 DI-556 ).




2002 4RUNNER (RM887U)

                                                          Author :             Date :          739



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