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:
GCWR, TWR and Unbraked TWR
Confirm that the gross trailer weight, gross combination weight, gross
vehicle weight, gross axle weight and tongue weight are all within the
limits.
GCWR*
2WD models: 8900 lb. (4037 kg)
AWD models: 8990 lb. (4078 kg)
TWR*
3500 lb. (1588 kg)
Unbraked TWR*
1000 lb. (454 kg)
*: These models ...
Disassembly
1. REMOVE REAR NO. 2 SEAT COVER BEZEL
Remove the 5 screws.
Disengage the 5 claws and remove the rear No. 2
seat cover bezel.
2. REMOVE REAR SEAT RECLINING COVER LH
Remove the 2 screws.
Disengage the claw and remove the rear seat
reclining cover LH.
...
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 ...
