Sienna FWD V6-3.5L (2GR-FE) (2009)
(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
Installation
2GR-FE EMISSION CONTROL: AIR FUEL RATIO SENSOR (for 2WD): INSTALLATION
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 Nm (408 kgf-cm, 30ft-lbf)for use with SST
Torque: 44 Nm (449 kgf-cm, 32ft-lbf)for use without SST
HINT:
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Use a torque wrench with a fulcrum length of 30 cm (11.81 in.).
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Make sure that SST and a wrench are connected in a straight line.
(b) Connect the sensor connector.
2. INSTALL AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)