Toyota Sienna Service Manual: Disassembly
1. REMOVE REAR NO. 2 SEAT COVER BEZEL
- Remove the 3 screws.
- Disengage the 3 claws and remove the rear No. 2 seat cover bezel.
2. REMOVE REAR SEAT RECLINING COVER RH
- Remove the 2 screws.
- Disengage the claw and remove the rear seat reclining cover RH.
3. REMOVE REAR SEAT RECLINING COVER LH
- Remove the 2 screws.
- Disengage the claw and remove the rear seat reclining cover LH.
4. REMOVE REAR SEAT HEADREST ASSEMBLY
5. REMOVE REAR NO. 2 SEAT HEADREST SUPPORT ASSEMBLY LH
- Remove the pad.
- Remove the 2 clips.
- Remove the 16 hog rings and disconnect the No. 2 seatback cover sub-assembly with pad.
- Turn back the No. 2 seatback cover sub-assembly.
- Disengage the 2 claws and remove the rear No. 2 seat headrest support assembly LH.
6. REMOVE REAR NO. 2 SEAT HEADREST SUPPORT ASSEMBLY RH
HINT: Use the same procedure described for the LH side.
7. REMOVE NO. 2 SEATBACK COVER SUB-ASSEMBLY WITH PAD
- Disconnect the connectors.
- Disengage the 3 clamps and remove the No. 2 seatback cover sub-assembly with pad
8. REMOVE NO. 2 SEATBACK COVER SUB-ASSEMBLY
- Remove the 6 hog rings and No. 2 seatback cover sub-assembly.
9. REMOVE NO. 2 SEATBACK PAD
10. REMOVE FOLD SEAT CONTROL ECU
- Remove the 2 nuts and fold seat control ECU.
11. REMOVE NO. 2 SEATBACK FRAME SUB-ASSEMBLY
- Remove the 4 bolts and No. 2 seatback frame subassembly
12. REMOVE RECLINING REMOTE CONTROL LEVER BEZEL
- Disengage the 4 claws and remove the reclining remote control lever bezel.
13. REMOVE REAR POWER SEAT SWITCH
- Remove the 2 screws.
- Disconnect the connector and remove the rear power seat switch.
14. REMOVE REAR NO. 2 SEAT BELT ASSEMBLY INNER
- Remove the bolt, washer and rear No. 2 seat belt assembly inner.
15. REMOVE REAR SEAT COVER
- Remove the 2 screws.
- Disengage the 2 claws and remove the rear seat cover.
16. REMOVE NO. 2 SEAT CUSHION COVER SUBASSEMBLY WITH PAD
- Raise the 4 rear seat cushion edge protectors.
- Disengage the hooks and remove the No. 2 seat cushion cover sub-assembly with pad.
17. REMOVE NO. 2 SEAT CUSHION COVER SUBASSEMBLY
- Remove the 6 hog rings and No. 2 seat cushion cover sub-assembly.
18. REMOVE NO. 2 SEAT CUSHION PAD
19. REMOVE REAR SEAT WIRE
- Disconnect the connector.
- Disengage the 3 clamps and remove the rear seat wire.
20. REMOVE NO. 2 SEAT CUSHION STOPPER
- Remove the 2 bolts and No. 2 seat cushion stopper.
HINT: Use the same procedure to remove the other stopper.
21. REMOVE NO. 2 SEAT CUSHION SPRING ASSEMBLY
- Remove the No. 2 seat cushion spring assembly.
22. REMOVE NO. 2 SEAT CUSHION FRAME SUBASSEMBLY
23. REMOVE NO. 2 SEAT LEG SUB-ASSEMBLY
- Disengage the 3 clamps.
- Remove the 3 bolts, nut and No. 2 seat leg subassembly.
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
2. REMOVE REAR NO. 2 SEAT LEG SIDE GARNISH SUB-ASSEMBLY
Disengage the 9 clips and remove the rear No. 2
seat leg side garnish sub-a ...
Adjustment
HINT:
If the malfunction does not disappear by following the
procedure in ADJUSTMENT and the rear No. 2 seat
assembly needs to be replaced, do not disassemble the rear
No. 2 seat assembly.
1. ADJ ...
Other materials:
Driving the vehicle
The following procedures should be observed to ensure safe
driving:
Starting the engine
Driving
With the brake pedal depressed, shift the shift lever to D.
Release the parking brake.
Gradually release the brake pedal and gently depress the accelerator
pedal to accelerate the vehicle.
...
Folding Motor Circuit
DESCRIPTION
The fold seat control ECU receives a switch operation signal from the fold
seat switch and activates the
folding motor. At this time, the Hall IC (seat cushion position sensor) detects
the actuation signal. The fold
seat control ECU uses signals from the Hall IC (seat cushion posi ...
Installation
1. INSTALL KNOCK CONTROL SENSOR
Install the 2 knock control sensors with the 2 bolts
as shown in the illustration.
Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)
Connect the 2 knock control sensor connectors.
2. INSTALL INTAKE MANIFOLD
3. INSTALL FUEL MAIN TUBE SUB-ASSEMBLY
4 ...
