Toyota Sienna Service Manual: Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
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.
SST 09224-00010
3. REMOVE FRONT EXHAUST PIPE ASSEMBLY
(a) Disconnect the heated oxygen sensor (for Bank 1 Sensor 2) connector under the center console.
(b) Remove the 2 bolts and 2 compression springs.
(c) Remove the 6 nuts and front exhaust pipe assembly.
4. REMOVE EXHAUST MANIFOLD RH
(a) Remove the nut, bolt and exhaust manifold stay.
(b) Disconnect the air fuel ratio sensor (for Bank 1 Sensor 1) connector.
(c) Remove the 6 nuts and exhaust manifold RH.
(d) 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. CONNECT INTELLIGENT TESTER
(a) Connect the intelligent tester to the DLC3.
(b) Start the engine and run at idle.
(c) Select the ACTIVE TEST mode on the intelligent
tester.
HINT:
Please refer to the intelligent tester operator's
manual for further details.
2. INSPECT ACTUATOR MOTOR ...
High pitched horn
COMPONENTS
REMOVAL
1. REMOVE FRONT BUMPER COVER
2. REMOVE HIGH PITCHED HORN
Disconnect the connector.
Remove the bolt and horn.
INSPECTION
1. INSPECT HIGH PITCHED HORN
Apply battery voltage and check operation of the
horn, as shown in the table.
Standard ...
Reassembly
1. INSTALL IGNITION OR STARTER SWITCH
ASSEMBLY
(a) Install the ignition or starter switch assembly to the
steering column bracket assembly UPR with the 2
screws.
2. INSTALL KEY INTER LOCK SOLENOID
(a) Install the solenoid to the steering column bracket
assembly with the 2 screws.
3. INSTALL ...
