Toyota Sienna Service Manual: Installation

1. INSTALL CENTER AIRBAG SENSOR ASSEMBLY

1. Check that the ignition switch is off.
2. Check that the battery negative (-) terminal is disconnected.

   CAUTION: After disconnecting the negative battery terminal, wait for at least 90 seconds before starting the operation.

3.  Temporarily install the center airbag sensor assembly with the 3 bolts.

NOTICE:

•  If the center airbag sensor assembly has been dropped, or there are any cracks, dents or other defects in the case, bracket or connector, replace it with a new one.
• When installing the center airbag sensor assembly, be careful that the SRS wiring does not interfere with other parts and that it is not pinched between other parts.

5.  Tighten the 3 bolts to the specified torque.

   Torque: 17.5 N*m (179 kgf*cm, 13 ft.*lbf)

6.  Check that there is no looseness in the installation parts of the center airbag sensor assembly.
7.  Connect the 3 connectors to the center airbag sensor assembly.
8.  Check that the waterproof sheet is properly set.

2. INSTALL AIR DUCT NO.1 REAR

3. INSTALL AIR DUCT NO.3 REAR

4. INSTALL AIR DUCT NO.4 REAR

5. INSTALL INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY LOWER CENTER

6. INSTALL INSTRUMENT CLUSTER FINISH PANEL ASSEMBLY CENTER

7. INSTALL INSTRUMENT PANEL BOX NO.2

8. INSTALL GLOVE COMPARTMENT DOOR ASSEMBLY

9. INSTALL FLOOR CARPET COVER CENTER LH

10. INSTALL FLOOR CARPET COVER CENTER RH

HINT: Use the same procedures for the floor carpet cover center RH and floor carpet cover center LH.

11. INSTALL INSTRUMENT PANEL FINISH PANEL SUBASSEMBLY LOWER LH

12. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

13. PERFORM INITIALIZATION

1.  Perform initialization.

HINT: Some systems need initialization when disconnecting the cable from the negative battery terminal.

14. INSPECT SRS WARNING LIGHT

1.  Inspect the SRS warning light