Toyota Sienna 2010-2025 Owners Manual: Adjustment procedure
- Manual seat
- Seat position adjustment lever
- Seatback angle adjustment lever
- Vertical height adjustment lever (driver’s side only) Lumbar support adjustment switch (driver’s side only)*
*: If equipped
- Power seat
- Seat position adjustment switch
- Seatback angle adjustment switch
- Seat cushion (front) angle adjustment switch (driver’s side only)
- Vertical height adjustment switch (driver’s side only)
- Lumbar support adjustment switch (driver’s side only)
Front seats
...
Active head restraints
When the occupant’s lower back
presses against the seatback during
a rear-end collision, the head
restraint moves slightly forward
and upward to help reduce the
risk of whiplash on the seat ...
Other materials:
Removal
NOTICE:
Do not adjust the brake booster push rod.
Do not change the combination of the diameter
converting unit and brake.
1. DRAIN BRAKE FLUID
NOTICE:
Wash the brake fluid off immediately if it attaches to
any painted surfaces.
2. SEPARATE BATTERY NEGATIVE TERMINAL
3. REMOVE AIR CLE ...
Automatic Light Control Sensor Circuit
DESCRIPTION
The Multiplex network body ECU receives the signal from the automatic light
control sensor.
HINT:
DTC code is output when malfunction of automatic light control sensor or open or
short of automatic light
control sensor circuit occurs.
WIRING DIAGRAM
INSPECTION PROCEDURE
...
Driver Side Seat Belt Warning Light does not Operate
DESCRIPTION
When turning the ignition switch to the ON position, the combination meter
assembly communicates with
the supplemental restraint system by the multiplex communication system. Unless
the driver side seat
belt is fastened, the combination meter assembly will turn on the seat belt
...
