Toyota Sienna Service Manual: Removal
1. PRECAUTION
CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait for 90 seconds after disconnecting the cable to prevent the airbag working.
3. REMOVE FRONT SEAT ASSEMBLY (for Manual Seat)
4. REMOVE FRONT SEAT ASSEMBLY (for Power Seat)
5. REMOVE RECLINING ADJUSTER RELEASE HANDLE LH (for Manual Seat)
6. REMOVE VERTICAL SEAT ADJUSTER KNOB CAP (for Manual Seat)
7. REMOVE VERTICAL ADJUSTING HANDLE NO.2 (for Manual Seat)
8. REMOVE FRONT SEAT CUSHION SHIELD LH (for Manual Seat)
9. REMOVE SLIDE AND VERTICAL POWER SEAT SWITCH KNOB (for Power Seat)
10. REMOVE RECLINING POWER SEAT SWITCH KNOB (for Power Seat)
11. REMOVE FRONT SEAT CUSHION SHIELD ASSEMBLY
- Remove the 5 screws and the front seat cushion shield assembly.
12. REMOVE SEAT SLIDE POSITION SENSOR PROTECTOR
- Remove the seat slide position sensor protector from the seat position sensor.
13. REMOVE SEAT POSITION SENSOR
- Disconnect the connector from the seat position sensor.
- Using a "torx" socket wrench (T30), remove the "torx" screw and the seat position sensor.
On-vehicle inspection
1. INSPECT SEAT POSITION SENSOR (VEHICLE NOT
INVOLVED IN COLLISION)
Perform a diagnostic system check.
2. INSPECT SEAT POSITION SENSOR (VEHICLE
INVOLVED IN COLLISION)
Perform ...
Installation
1. INSTALL SEAT POSITION AIRBAG SENSOR
Check that the ignition switch is off.
Check that the negative battery (-) terminal is
disconnected.
CAUTION:
After disconnecting the ...
Other materials:
Data list / active test
HINT:
By accessing the DATA LIST displayed by the intelligent
tester, you can perform such functions as reading the values
of switches and sensors without removing any parts. Reading
the DATA LIST as the first step in troubleshooting is one
method to shorten labor time.
1. DATA LIST FOR OCCUPA ...
ECU Power Source Circuit
DESCRIPTION
This circuit provides power to operate the theft deterrent (warning) ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FUSE (ECU-B)
Remove the ECU-B fuse from the engine room J/B.
Measure the resistance.
Standard resistance:
Below 1 Ω
2 CHECK INSTRUMENT PANEL ...
Inspection
1. INSPECT CHARCOAL CANISTER ASSEMBLY
(a) Visually check the charcoal canister for cracks or
damage.
If cracks or damage are found, replace the charcoal
canister assembly.
(b) Check charcoal canister operation.
(1) With the purge port closed, blow 1.67 kPa (17.0
gf/cm2, 0.24 psi) ...
