1. INSTALL LOWER RADIATOR GRILLE

2. INSTALL FRONT BUMPER HOLE COVER LH (w/o Fog Light)

3. INSTALL FRONT BUMPER HOLE COVER RH (w/o Fog Light)
HINT: Perform the same procedure as for the LH side.
4. INSTALL FOG LIGHT ASSEMBLY LH (w/ Fog Light) (See page LI-85)
5. INSTALL FOG LIGHT ASSEMBLY RH (w/ Fog Light)
HINT: Perform the same procedure as for the LH side.
6. INSTALL FRONT BUMPER EMBLEM

7. INSTALL UPPER RADIATOR GRILLE

8. INSTALL RADIATOR GRILLE

Torque: Bolt 5.4 N*m (54 kgf*cm, 48 in.*lbf) Screw 5.0 N*m (51 kgf*cm, 44.3 in.*lbf)
9. INSTALL NO. 1 ULTRASONIC SENSOR (LH side) (w/ Clearance Sonar System) (See page PM-20)
10. INSTALL NO. 1 ULTRASONIC SENSOR (RH side) (w/ Clearance Sonar System)
HINT: Perform the same procedure as for the LH side.
11. INSTALL NO. 1 ULTRASONIC SENSOR RETAINER
12. INSTALL FRONT BUMPER SIDE SUPPORT LH

Torque: 7.0 N*m (71 kgf*cm, 62.0 in.*lbf)
13. INSTALL FRONT BUMPER SIDE SUPPORT RH
HINT: Perform the same procedure as for the LH side.
14. INSTALL FRONT BUMPER REINFORCEMENT SUBASSEMBLY

Torque: 50 N*m (510 kgf*cm, 37 ft.*lbf)
15. INSTALL FRONT BUMPER ENERGY ABSORBER
Disassembly
InstallationWhen servicing full-time 4wd vehicles
The full-time 4WD SIENNA is equipped with the open
center differential system.
If incorrect preparations or test procedures are used, the
test will not only be unsuccessful, but may be dangerous
as well.
Therefore, before beginning any such servicing or test,
be sure to check the following ...
Seat Position Airbag Sensor Circuit Malfunction
DTC B1153/25 Seat Position Airbag Sensor Circuit Malfunction
DESCRIPTION
The seat position airbag sensor circuit consists of the center airbag sensor
assembly and the seat
position airbag sensor.
DTC B1153/25 is recorded when a malfunction is detected in the seat position
airbag sensor cir ...
System Voltage
DTC P0560 System Voltage
MONITOR DESCRIPTION
The battery supplies electricity to the ECM even when the ignition switch is
off. This power allows the
ECM to store data such as DTC history, freeze frame data and fuel trim values.
If the battery voltage falls
below a minimum level, these memori ...