Toyota Sienna 2010-2026 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:
Fastening the seat belt (for the third center seat)
Take the plate out of the holder,
and then pull down the seat
belt.
Push plate “A” into buckle “A”
until a click sound is heard.
Push plate “B” into buckle “B”
until a click sound is heard.
...
How to proceed with
troubleshooting
HINT:
Troubleshoot in accordance with the procedures on the
following pages.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK
3 PROBLEM SYMPTOMS TABLE
When problem is not listed on problem symptoms table,
proceed to A.
When problem is listed on pro ...
Power Seat ECU Communication Stop
DTC B1272 Power Seat ECU Communication Stop
DESCRIPTION
This DTC is detected when communication between the seat position control ECU
and the multiplex
network gateway ECU stops for more than 10 seconds.
DTC No.
DTC Detection Condition
Trouble Area
B1272
...
