Toyota Sienna Service Manual: Disassembly
1. REMOVE FRONT BUMPER ENERGY ABSORBER
2. REMOVE FRONT BUMPER REINFORCEMENT SUBASSEMBLY
- Remove the 6 bolts and the front bumper reinforcement sub-assembly.
3. REMOVE FRONT BUMPER SIDE SUPPORT LH
- Remove the screw.
- Disengage the 2 clips and remove the front bumper side support LH.
4. REMOVE FRONT BUMPER SIDE SUPPORT RH
HINT: Perform the same procedure as for the LH side.
5. REMOVE NO. 1 ULTRASONIC SENSOR RETAINER (See page PM-19)
6. REMOVE NO. 1 ULTRASONIC SENSOR (LH side) (w/ Clearance Sonar System) (See page PM-19)
7. REMOVE NO. 1 ULTRASONIC SENSOR (RH side) (w/ Clearance Sonar System)
HINT: Perform the same procedure as for the LH side.
8. REMOVE RADIATOR GRILLE
- Remove the 2 bolts and the 2 screws.
- Disengage the 4 claws and remove the radiator grille from the front bumper cover.
9. REMOVE UPPER RADIATOR GRILLE
- Disengage the 10 claws and remove the upper radiator grille from the radiator grille.
10. REMOVE FRONT BUMPER EMBLEM
- Disengage the 3 claws and remove the front bumper emblem from the upper radiator grille.
11. REMOVE FRONT BUMPER HOLE COVER LH (w/o Fog Light)
- Disengage the 2 pins and remove the front bumper hole cover LH from the front bumper cover.
12. REMOVE FRONT BUMPER HOLE COVER RH (w/o Fog Light)
HINT: Perform the same procedure as for the LH side.
13. REMOVE FOG LIGHT ASSEMBLY LH (w/ Fog Light) (See page LI-82)
14. REMOVE FOG LIGHT ASSEMBLY RH (w/ Fog Light)
HINT: Perform the same procedure as for the LH side.
15. REMOVE LOWER RADIATOR GRILLE
- Disengage the 16 claws and remove the lower radiator grille from the front bumper cover.
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
2. REMOVE FRONT BUMPER ASSEMBLY
Remove the 4 screws and separate the fender liner
from the front bumper assembly.
Remove the 8 ...
Reassembly
1. INSTALL LOWER RADIATOR GRILLE
Engage the 16 claws to install the lower radiator
grille to the front bumper cover.
2. INSTALL FRONT BUMPER HOLE COVER LH (w/o
Fog Light)
Engage ...
Other materials:
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 ...
Engine Hood Courtesy Switch Circuit
DESCRIPTION
The engine hood courtesy switch is built in the engine hood lock assembly.
The switch turns on when the
engine hood is opened and turns off when the engine hood is closed.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT ENGINE HOOD COURTESY SWITCH
Remove the courtesy swi ...
Installation
1. INSTALL FRONT PASSENGER AIRBAG ASSEMBLY
Install the front passenger airbag assembly with the
2 screws.
2. INSTALL INSTRUMENT PANEL SUB-ASSEMBLY
3. CONNECT FRONT PASSENGER AIRBAG ASSEMBLY CONNECTOR
Connect the connector to the front passenger airbag
assembly.
...
