Toyota Sienna Service Manual: Disassembly
1. REMOVE RH SEAT REAR SEAT RECLINING COVER
- Remove the 2 screws.
- Remove the RH seat rear seat reclining cover by pulling it out in the arrow mark direction shown in the illustration.
2. REMOVE LH SEAT REAR SEAT RECLINING COVER
- Remove the 2 screws.
- Remove the LH seat rear seat reclining cover by pulling it out in the arrow mark direction shown in the illustration.
3. REMOVE REAR SEATBACK ASSEMBLY RH
- Disengage the reclining remote control cable.
- Disengage the rear seat lock release strap cable.
- Remove the 4 bolts and rear seatback assembly RH.
4. REMOVE REAR NO. 2 SEAT BELT ASSEMBLY INNER RH
- Remove the bolt and rear No.2 seat belt assembly inner RH.
5. REMOVE NO. 2 REAR SEAT COVER BEZEL
- Remove the 3 screws and No. 2 rear seat cover bezel.
6. REMOVE NO. 2 SEATBACK LOCK CONTROL BEZEL
- Remove the screw and No. 2 seatback lock control bezel.
7. REMOVE NO. 2 SEATBACK COVER RH
- 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 No. 2 seatback cover RH.
8. REMOVE REAR SEAT LOCK RELEASE STRAP ASSEMBLY
- Remove the nut and rear seat lock release strap assembly.
9. REMOVE REAR SEAT BACK CONNECTING RH WIRE
- Remove the nut and rear seatback connecting RH wire.
10. REMOVE RECLINING RELEASE HANDLE SUBASSEMBLY RH
- Remove the screw and reclining release handle sub-assembly RH.
11. REMOVE RECLINING ADJUSTER RELEASE HANDLE NO. 2 RH
- Remove the nut and reclining adjuster release handle No.2 RH.
12. REMOVE NO. 2 SEAT CUSHION COVER SUBASSEMBLY RH
- Remove the hog rings and cushion cover together with the pad.
- Remove the hog rings and No. 2 seat cushion cover sub-assembly RH.
13. REMOVE LOCUS CABLE RH
- Remove the nut and locus cable RH.
14. REMOVE NO. 2 SEAT CUSHION SPRING ASSEMBLY RH
15. REMOVE REAR SEAT STAY SUB-ASSEMBLY
- Remove the nut and seat stay sub-assembly.
Removal
1. REMOVE REAR SEAT LEG SIDE GARNISH SUBASSEMBLY RH
Disengage the clips and remove the seat leg side
garnish sub-assembly RH.
2. REMOVE REAR NO. 2 SEAT ASSEMBLY RH
Remove ...
Reassembly
1. INSTALL REAR SEAT STAY SUB-ASSEMBLY
Install the seat stay sub-assembly with the nut.
Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf)
2. INSTALL NO. 2 SEAT CUSHION SPRING ASSEMBLY
RH
3. INS ...
Other materials:
Rear Power Seat Switch Circuit
DESCRIPTION
When the power rear no. 2 seat switch is operated, a recline signal is sent
to the fold seat control ECU.
The ECU activates the reclining motor based on the signal from the power rear
no. 2 seat switch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FOLD SEAT CONTROL ECU
...
Check for intermittent
problems
1. CHECK FOR INTERMITTENT PROBLEMS
HINT:
For use of the intelligent tester only:
Inspect the vehicle's ECM using check mode.
Intermittent problems are easier to detect with an
intelligent tester when the ECM is in check mode. In
check mode, the ECM uses 1 trip detection logic, which
is more ...
Master cylinder pressure sensor check (when using sst check wire)
(a) Leave the vehicle in a stationary condition and
release the brake pedal for 1 second or more, and
quickly depress the brake pedal with a force of 98 N
(10 kgf, 22 lbf) or more for 1 second or more.
(b) Check the ABS warning light stays on for 3
seconds.
HINT:
At this time, the ABS wa ...
