Toyota Sienna Service Manual: 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 belt pretensioner activation. |
2. Remove air fuel ratio sensor (for bank 2 sensor 1)
(a) Disconnect the sensor connector.
(b) Using SST, remove the sensor from the exhaust manifold.V
Sst 09224-00010
3. REMOVE CENTER EXHAUST PIPE ASSEMBLY
(a) Disconnect the heated oxygen sensor (for Bank 1 Sensor 2) connector under the center console.
(b) Remove the clip as shown in the illustration.
(c) Remove the 2 bolts and 2 compression springs.
(d) Remove the 2 bolts, 2 nuts and center exhaust pipe assembly.
4. REMOVE EXHAUST MANIFOLD RH
(a) Remove the nut, bolt and exhaust manifold stay.
(b) Remove the 6 nuts and exhaust manifold RH.
(c) Remove the gasket and exhaust manifold to head gasket.
5. REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)
(a) Using SST, remove the sensor.
SST 09224-00010
On-vehicle inspection
HINT:
The type of ignition switch on this model differs according to
the specifications of the vehicle. For the expressions used in
this section, refer to the "EXPRESSIONS OF IGNITION
SWITCH& ...
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.
...
Other materials:
On-vehicle inspection
1. INSPECT FRONT AXLE HUB BEARING BACKLASH
(a) Using a dial gauge, check for backlash near the
center of the axle hub.
Maximum:
0.05 mm (0.0020 in.)
If backlash exceeds the maximum, replace the
bearing.
NOTICE:
Ensure that the dial gauge is set at right angles
to the measurement surface ...
Canceling the rear moon roof operation (vehicles with the rear
moon roof)
Press the switch to disable the
rear moon roof operation from the
rear seat.
Pressing the switch again will
enable the operation again.
The moon roof can be operated when
The engine switch is in the “ON” position (vehicles without a smart key
system)
or IGNITION ON mode (vehicles ...
Distance Control ECU Power Source Circuit
DESCRIPTION
This circuit provides power to operate the distance control ECU. The distance
control ECU determines
information about the vehicle in front based on data from the laser sensor, and
then decides how much
acceleration and/or deceleration is needed to maintain the set distance. The
...
