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:
Removal
1. REMOVE ROOF DRIP SIDE FINISH MOULDING
Put protective tape around the roof drip side finish
moulding.
Using a remover for the roof moulding, disengage of
the clips both in the front and rear ends of the roof
drip side finish moulding and then remove the roof
drip side finish moul ...
ABS Warning Light does not Come ON
WIRING DIAGRAM
Refer to ABS Warning Light Remains ON (See page BC-141).
INSPECTION PROCEDURE
1 CHECK ABS WARNING LIGHT
(a) Disconnect the skid control ECU connector.
(b) Turn the ignition switch to the ON position.
(c) Check that the ABS warning light comes on.
OK:
ABS warning light come ...
Airbag ECU Communication Stop
DTC B1281 Airbag ECU Communication Stop
DESCRIPTION
DTC B1281 is output when communication between the airbag ECU and the
multiplex network gateway
ECU stops for more than 10 seconds.
DTC No.
DTC Detection Condition
Trouble Area
B1281
Airbag ECU communi ...
