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:
Reassembly
1. INSTALL INPUT SHAFT OIL SEAL RING
(a) Compress a new input shaft oil seal ring from both
sides to reduce dimension A.
Dimension A:
5 mm (0.197 in.)
(b) Coat the oil seal ring with ATF and install it to the
input shaft.
NOTICE:
Do not expand the end gap of the oil seal ring
too much. ...
Rear Occupant Classification Sensor LH Collision
Detection
DTC B1787 Rear Occupant Classification Sensor LH Collision
Detection
DESCRIPTION
DTC B1787 is output when the occupant classification ECU receives a collision
detection signal sent by
the rear occupant classification sensor LH if an accident occurs.
DTC B1787 is also output when the front s ...
Transmission Error
DTC 01-DC Transmission Error
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
01-DC
*1
Transmission to component shown by sub-code failed.
(Detecting this DTC does not always mean actual
failure.)
If the same sub-code is recorded in other ...