Toyota Sienna Service Manual: Inspection
1. Inspect air fuel ratio sensor
(A) measure the resistance of the sensor.
Standard resistance
If the resistance is not as specified, replace the sensor.
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINALV
Caution:
wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat ...
Installation
1. INSTALL AIR FUEL RATIO SENSOR (for Bank 2
Sensor 1)
(a) Using SST, install the sensor to the exhaust
manifold LH.
SST 09224-00010
Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf) for use
with SST
...
Other materials:
Problem symptoms table
POWER BACK DOOR SYSTEM
Symptom
Suspected Area
Power back door does not operate when switch* is
pressed (* Switch indicates the satellite switch for
power back door)
ECU-B fuse
Power back door main switch
Satellite switch
Power back door tou ...
Automatic transaxle unit
COMPONENTS
...
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 occupant
Active head restraints
Even small forces applied to the seatback may cause the head rest ...
