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 INSTRUMENT PANEL FINISH PANEL SUBASSEMBLY LOWER LH
4. REMOVE FLOOR CARPET COVER CENTER LH
5. REMOVE FLOOR CARPET COVER CENTER RH
HINT: Use the same procedures for the floor carpet cover center RH and floor carpet cover center LH.
6. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY
7. REMOVE INSTRUMENT PANEL BOX NO.2
8. REMOVE INSTRUMENT CLUSTER FINISH PANEL ASSEMBLY CENTER
9. REMOVE INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY LOWER CENTER
10. REMOVE AIR DUCT NO.4 REAR
11. REMOVE AIR DUCT NO.3 REAR
12. REMOVE AIR DUCT NO.1 REAR
13. REMOVE CENTER AIRBAG SENSOR ASSEMBLY
- Disconnect the 3 connectors from the center airbag sensor assembly.
- Remove the 3 bolts and the center airbag sensor assembly.
On-vehicle inspection
1. INSPECT CENTER AIRBAG SENSOR ASSEMBLY
(VEHICLE NOT INVOLVED IN COLLISION)
Perform a diagnosis system check.
2. INSPECT CENTER AIRBAG SENSOR ASSEMBLY
(VEHICLE INVOLVED IN COLLISION AN ...
Installation
1. INSTALL CENTER AIRBAG SENSOR ASSEMBLY
Check that the ignition switch is off.
Check that the battery negative (-) terminal is
disconnected.
CAUTION:
After disconnecting the negativ ...
Other materials:
Memory Switch Circuit
DESCRIPTION
When the seat memory switch M1 or M2 is pressed, the position control ECU &
switch (Seat ECU)
transmits a signal of the memorized mirror position to the outer mirror control
ECU. Then, the outer mirror
control ECU drives the mirror motor.
HINT:
The power mirror control syste ...
Installation
1. INSTALL DISTANCE CONTROL ECU ASSEMBLY
Using a torque wrench, install the bolt.
Torque: 5 N*m (51 kgf*cm, 44 in.*lbf)
NOTICE:
Do not install the dropped or shocked distance
control ECU assembly.
2. INITIALIZE DISTANCE CONTROL ECU
NOTICE:
After replacing the distance control ECU ...
Diagnosis Circuit
DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
DTCs are displayed by blinking the SRS warning light.
HINT:
When each warning light stays blinking, a ground short in the
wiring of terminal TC of the DLC3 or an
internal ground short in each ECU is ...
