Toyota Sienna Service Manual: Precaution
1. INSPECTION PROCEDURE FOR VEHICLE INVOLVED IN ACCIDENT
- Perform the zero point calibration and sensitivity check if any of the following conditions occur.
- The occupant classification ECU is replaced.
- Accessories (seatback tray and seat cover, etc.) are installed.
- The front passenger seat is removed from the vehicle.
- The passenger airbag ON/OFF indicator ("OFF") comes on when the front passenger seat is not occupied.
- The vehicle is brought to the workshop for repair due to an accident or a collision.
NOTICE: When an accident vehicle is brought into the workshop for repair, check the flatness of the body side that is equipped with the passenger seat. If the flatness is not within +- 3.0 mm (0.118 in.), adjust it to the specified range.
PARTS LOCATION
SYSTEM DIAGRAM
System description
1. DESCRIPTION OF OCCUPANT CLASSIFICATION SYSTEM
GENERAL DESCRIPTION.
In the occupant classification system, the
occupant classification ECU calculates the
weight of the occu ...
Other materials:
Disassembly
1. INSPECT UNDERDRIVE PACK CLEARANCE
HINT:
(See page AX-262)
2. REMOVE UNDERDRIVE CLUTCH FLANGE NO.2 HOLE
SNAP RING
a) Using a screwdriver, remove the underdrive clutch
flange No.2 snap ring.
3. REMOVE UNDERDRIVE CLUTCH DISC NO.1
(a) Remove the flange, 4 discs and 4 plates from the
...
Installation
1. INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Bank 2 Exhaust
Side)
Apply a light coat of engine oil to the new O-ring and
install it to the camshaft timing oil control valve.
Install the camshaft timing oil control valve
assembly with the bolt.
Torque: 10 N ...
Front Airbag Sensor LH Circuit Malfunction
DTC B1149/37 Front Airbag Sensor LH Circuit Malfunction
DESCRIPTION
The front airbag sensor LH circuit consists of the center airbag sensor
assembly and front airbag sensor
LH.
If the center airbag sensor assembly receives signals from the front airbag
sensor LH, it judges whether or
not ...
