Sienna FWD V6-3.5L (2GR-FE) (2009)
(a) Using SST, install the sensor to the exhaust manifold RH.
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 wrench are connected in a straight line.
3. INSTALL EXHAUST MANIFOLD RH
(a) Install the exhaust manifold RH with a new gasket and 6 nuts.
Torque: 21 Nm (214 kgf-cm, 15ft-lbf)
(b) Install the exhaust manifold stay with the nut and bolt.
Torque: 35 Nm (357 kgf-cm, 26ft-lbf)
(c) Connect the air fuel ratio sensor (for Bank 1 Sensor 2) connector.
4. INSTALL FRONT EXHAUST PIPE ASSEMBLY
(a) Check compression springs.
(1) Check the compression springs using vernier calipers.
Specified length:
38.86 mm (1.5299 in.)
HINT: If the result is not as specified, replace the compression spring.
(b) Install the gasket.