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:
ACC Power Source Circuit
DESCRIPTION
This circuit supplies power to the A/C amplifier and the illumination for the
clock.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FUSE (ECU ACC)
(a) Remove the ECU ACC fuse from the engine room relay
block.
(b) Measure the resistance according to the value(s) in the
tab ...
Taking out the spare tire
Slide the front passenger’s seat to the frontmost lock position and
the right side second seat to the rearmost lock position so they will
not interfere with the jack handle.
Open the right side sliding door
and you will find the flap on the
floor. Pull back the flap to find
the ...
Charge Warning Light Comes ON while Driving
INSPECTION PROCEDURE
1 CHECK LOCK FUNCTION OF CLUTCH PULLEY
(a) Check the lock function with the pulley installed in the
vehicle.
(1) Visually check that the rotor in the generator
operates with the engine started.
(b) Check the lock function with the pulley removed from the
vehicle.
( ...
