Toyota Tundra 2005 Service - Repair - Maintenance page 1702

ENGINE MECHANICAL (1GR−FE)
REPLACEMENT
1.
(a)
(b)
A23249
2.
(a)
(b)
(c)
(d)
3.
(a)
A23248
(b)
4.
(a)
(b)
5.
(a)
(b)
A23247
6.
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A23246
7.
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(b)
(c)
8.
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A23247
(b)
− EXHAUST SYSTEM
REMOVE EXHAUST TAIL PIPE
Remove the bolt and clamp.
Remove the 3 exhaust pipe supports and exhaust tail
pipe.
REMOVE EXHAUST CENTER PIPE
Remove the 2 bolts and springs.
Remove the 2 bolts.
Remove the 2 exhaust pipe support and exhaust center
pipe.
Remove the gasket from the exhaust tail pipe.
REMOVE HEATED OXYGEN SENSOR
(BANK 1 OXYGEN SENSOR)
Disconnect the heated oxygen sensor.
Remove the heated oxygen sensor.
REMOVE RH FRONT EXHAUST PIPE
Remove the 2 nuts and RH front exhaust pipe.
Remove the 2 gaskets from the RH front exhaust pipe.
REMOVE HEATED OXYGEN SENSOR
(BANK 2 OXYGEN SENSOR)
Disconnect the heated oxygen sensor connector.
Remove the heated oxygen sensor.
REMOVE LH FRONT EXHAUST PIPE
Remove the 2 nuts, exhaust pipe support and LH front ex-
haust pipe.
Remove the 2 gaskets from the LH front exhaust pipe.
INSTALL RH FRONT EXHAUST PIPE
Install 2 new gaskets to the LH front exhaust pipe.
Install the LH front exhaust pipe with the 2 new nuts.
Torque: 62 N·m (630 kgf·cm, 46 ft·lbf)
Install the exhaust pipe support.
INSTALL HEATED OXYGEN SENSOR
(BANK 1 OXYGEN SENSOR)
Install the heated oxygen sensor.
Torque: 44 N·m (450 kgf·cm, 33 ft·lbf)
Connect the heated oxygen sensor connector.
EM−139
EM1Y4−01