Toyota Sienna 2010-2025 Owners Manual: Seat belt pretensioners (front seats)
The pretensioners help the seat belt to quickly restrain the occupant by retracting the seat belt when the vehicle is subjected to certain types of severe frontal or side collision or a vehicle rollover.
The pretensioners do not activate in the event of a minor frontal impact, a side impact or a rear impact.
Adjusting the seat belt shoulder anchor height (front and second
outside Tip-up seats)
Push the seat belt shoulder
anchor down while pressing the
release button.
Push the seat belt shoulder
anchor up.
Move the height adjuster up and
down as needed until you hear a
c ...
Pre-collision seat belts (front seats of vehicles with pre-collision
system)
If the system determines that a collision is unavoidable, the front seat
belts will retract before the collision.
Emergency locking retractor (ELR)
The retractor will lock the belt during a sud ...
Other materials:
For front passenger side
ON-VEHICLE INSPECTION
1. INSPECT AIR MIX CONTROL SERVO MOTOR
(a) Remove the air mix control servo motor.
(b) Connect the positive (+) lead from the battery to
terminal 4 and negative (-) lead to terminal 5, then
check that the lever turns to "COOL" side smoothly.
(c) Connect ...
When servicing full-time 4wd vehicles
The full-time 4WD SIENNA is equipped with the open
center differential system.
If incorrect preparations or test procedures are used, the
test will not only be unsuccessful, but may be dangerous
as well.
Therefore, before beginning any such servicing or test,
be sure to check the following ...
Cruise Control Switch Circuit
DESCRIPTION
The cruise control main switch operates 7 functions: SET, - (COAST),
TAP-DOWN, RES (RESUME), +
(ACCEL), TAP-UP, and CANCEL. The SET, TAP-DOWN, and - (COAST) functions, and the
RES
(RESUME), TAP-UP, and + (ACCEL) functions are operated with the same switch. The
cruise control
ma ...