Toyota Sienna Service Manual: Disassembly
1. REMOVE REAR SEAT LEG COVER LH
- Remove the 2 screws and seat leg cover.
2. REMOVE REAR SEAT LEG COVER RH
- Remove the 2 screws and seat leg cover.
3. REMOVE REAR SEAT LEG SIDE COVER LH
- Remove the 2 screws and seat leg side cover.
4. REMOVE LH SEAT REAR SEAT LOCK COVER
- Remove the 2 screws and seat lock cover.
5. REMOVE RH SEAT REAR SEAT LOCK COVER
- Remove the 2 screws and seat lock cover.
6. REMOVE RECLINING ADJUSTER INSIDE COVER LH

- Remove the 3 screws.
- Using a screwdriver, disengage the claws and
remove the reclining adjuster inside cover.
HINT:
Tape the screwdriver tip before use.
7. REMOVE RECLINING ADJUSTER COVER RH

- Remove the 3 screws.
- Using a screwdriver, disengage the claws and
remove the reclining adjuster cover.
HINT:
Tape the screwdriver tip before use.
8. REMOVE REAR SEAT LAP TYPE BELT ASSEMBLY
CENTER
- Remove the bolt and lap type belt.
9. REMOVE FOLD SEAT STOPPER BAND ASSEMBLY
- Remove the screw and fold seat stopper band.
10. REMOVE REAR SEATBACK BOARD

- Remove the rear seatback board cap.
- Remove the 2 screws.
- Remove the seatback board by pulling it out in the
arrow mark direction shown in the illustration.
11. REMOVE REAR SEATBACK LOCK BEZEL UPPER
- Remove the clip and screw.
- Using a screwdriver, disengage the front side claws.
HINT:
Tape the screwdriver tip before use.
- Apply firm pressure in the directions shown to
disengage back side claw and remove the seatback
lock bezel upper.
12. REMOVE REAR SEATBACK COVER
- Disengage the claw, and remove the 2 headrest
supports.
- Remove the hog rings and seatback cover together
with the pad.
- Remove the hog rings and seatback cover.
13. REMOVE NO. 1 SEAT CUSHION COVER SUBASSEMBLY
- Remove the hog rings between seat cushion cover
and cushion frame wire and remove the seat
cushion cover together with the pad.
- Remove the hog rings between the seat cushion
cover and the pad.
14. REMOVE REAR SEAT SHOULDER BELT COVER RH
- Remove the 2 screws and seat shoulder belt cover.
15. REMOVE NO. 1 SEATBACK FRAME SUB-ASSEMBLY

- Remove the screw and seatback hinge cover.
- Remove the nut and seat belt retractor.
- Remove the 4 bolts and seatback frame.
16. REMOVE REAR SEAT HINGE COVER LH
- Remove the screw and seat hinge cover.
17. REMOVE REAR SEAT HINGE COVER

- Remove the screw and seat hinge cover.
18. REMOVE REAR SEAT RECLINING ADJUSTER ASSEMBLY LH

- Disengage the reclining remote control cable.
- Remove the 3 bolts and seat reclining adjuster.
19. REMOVE RECLINING CONNECTING PIPE
20. REMOVE NO. 1 REAR SEAT BELT ASSEMBLY
OUTER RH
- Remove the 3 nuts and seat belt reclining sensor
together with the seat belt.
21. REMOVE REAR SEAT RECLINING ADJUSTER
ASSEMBLY RH
- Remove the 2 bolts and seat reclining adjuster.
22. REMOVE REAR SEAT TRACK ADJUSTING HANDLE

- Using a screwdriver, disengage the pin and remove
seat track adjusting handle.
HINT:
Tape the screwdriver tip before use.
23. REMOVE RECLINING CONTROL LINK SUBASSEMBLY
- Remove the nut.
- Remove the E-ring and reclining control link.
24. REMOVE NO. 1 SEAT CUSHION FRAME SUBASSEMBLY
- Remove the 4 bolts and seat cushion frame.
REMOVAL
1. REMOVE REAR NO. 1 SEAT ASSEMBLY CENTER
Remove the headrest.
Remove the bolt and seat belt anchor plate.
Remove the rear seat.
...
1. INSTALL NO. 1 SEAT CUSHION FRAME SUBASSEMBLY
Install the seat cushion frame with the bolt.
Torque: 20.6 N*m (210 kgf*cm, 15 ft.*lbf)
2. INSTALL RECLINING CONTROL LINK SUBASSEMBLY
...
Other materials:
Diagnostic trouble code chart
COMMUNICATION DIAGNOSIS:
DVD PLAYER:
CD PLAYER
IN-DASH CD CHANGER
...
Removal
HINT:
Remove the RH side by the same procedure as the LH side.
1. REMOVE REAR WHEEL
2. REMOVE QUARTER TRIM PANEL ASSEMBLY
FRONT LH
HINT:
Remove the LH side by the same procedure as the RH
side (See page IR-9).
3. REMOVE REAR SPEED SENSOR
(a) Disconnect the speed sensor connector, and pu ...
Multiplex Communication Circuit
DESCRIPTION
INSPECTION PROCEDURE
1 GO TO CAN COMMUNICATION SYSTEM
(a) Refer to the CAN communication system (See page CA-
7).
(b) If the CAN communication system is operating normally,
proceed to the next step.
2 GO TO MULTIPLEX COMMUNICATION SYSTEM (BEAN)
(a) Refer to the multiplex com ...