SC 400 V8-4.0L (1UZ-FE) (1997)
Torque: 43 N.m (440 kgf.cm, 32 ft.lbf)
(d) Tighten the 2 bolts and nuts holding the front exhaust pipe to the center exhaust pipe.
Torque: 43 N.m (440 kgf.cm, 32 ft.lbf)
(e) Tighten the 4 bolts holding the pipe support bracket to the transmission.
Torque: 43 N.m (440 kgf.cm, 32 ft.lbf)
4. INSTALL HEATED OXYGEN SENSORS (BANK 1,2 SENSOR 2)
(a) Install the 2 oxygen sensors to the front exhaust pipe.
Torque: 44 N.m (450 kgf.cm, 33 ft.lbf)
HINT:
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Before installing the oxygen sensor, twist the sensor wire counterclockwise 3 and 1/2 turns.
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After installing the oxygen sensor, check that the sensor wire is not twisted. If it is twisted, remove the oxygen sensor and reinstall it.
(b) Install the 2 wire grommets to the floor panel.