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:
Installation
1. INSTALL BACK DOOR OUTSIDE GARNISH
Install the back door outside opener switch with the
2 screws.
Install the back door outside garnish with the 5 nuts
and a clip.
Connect the licence light connector.
2. INSTALL LH BACK-UP LIGHT ASSEMBLY (See page
LI-90)
3. INSTALL RH ...
How to proceed with
troubleshooting
1 VEHICLE BROUGHT TO WORK SHOP
2 CUSTOMER PROBLEM ANALYSIS
3 CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
Check for the DTC outputs.
4 DTC CHECK
5 DTC CHART
6 PROBLEM SYMPTOMS TABLE
7 TERMINAL OF ECU
8 CIRCUIT INSPECTION
9 IDENTIFICATION OF PROBLEM
10 REPAIR OR REPLACE
11 CONFIRMATION T ...
Pressing Power Switch does not Turn on System
INSPECTION PROCEDURE
1 CHECK VEHICLE CONDITION
Check that conditions in the cabin are not likely to cause
condensation.
HINT:
This problem occurs when the cabin is humid and the
temperature changes rapidly. This may produce
condensation, resulting in a short circuit.
OK:
Condensation ...
