Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 27 21ph1 x040001

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                                                                                                      60-67
                      SUPPLEMENTAL RESTRAINT SYSTEM    -   OCCUPANT CLASSIFICATION ECU
                                                                                                      600T1-03


REPLACEMENT
1.      PRECAUTION (SEE PAGE 60-1 )
2.      DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
Wait   for 90 seconds after disconnecting the cable to prevent the airbag working.
3.      REMOVE FRONT RH SEAT ASSY
        (SEE PAGE 72-12 (POWER SEAT) OR 72-22 (MANUAL SEAT))




                                               4.    REMOVE OCCUPANT CLASSIFICATION ECU
                                               (a)   Disconnect the 2 connectors from the occupant classifi-
                                                     cation ECU.
                                               (b)   Using a screwdriver, remove the occupant classification
                                                     ECU.




                                      H45345



5.    INSTALL OCCUPANT CLASSIFICATION ECU
(a) Check that the ignition switch is off.
(b) Check that the battery negative (-) terminal is disconnected.
CAUTION:
After removing the terminal, wait for at least 90 seconds before starting the operation.
(c) Install the occupant classification ECU.
(d) Connect the 2 connectors to the occupant classification ECU.
NOTICE:
 S    If the occupant classification ECU has been dropped, or there are cracks, dents or other defects
      in the case or connector, replace it with a new one.
 S    When installing the occupant classification ECU, be careful that the SRS wiring does not inter-
      fere with other parts and that it is not pinched between other parts.
6.    INSTALL FRONT RH SEAT ASSY
      (SEE PAGE 72-12 (POWER SEAT) OR 72-22 (MANUAL SEAT))
7.    CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
8.    INSPECT SRS WARNING LIGHT (SEE PAGE 05-770 )




2005 SIENNA REPAIR MANUAL (RM1163U)

                                                                 Author :            Date :           3062

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