Tribute 4WD L4-2.3L Hybrid (2008)
NOTE: Make sure to tighten the nuts in the sequence in 2 stages.
3. Position the catalytic converter and tighten the 7 exhaust manifold nuts in 2 stages in the sequence shown:
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Step 1: Tighten to 47 Nm (4.7 kgf-m, 35 ft-lbf).
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Step 2: Tighten to 47 Nm (4.7 kgf-m, 35 ft-lbf).
CAUTION: Failure to tighten the catalytic converter nuts to specification before installing the converter bracket bolts will cause the converter to
develop an exhaust leak.
CAUTION: Failure to tighten the catalytic converter nuts a second time will cause the converter to develop an exhaust leak.
4. If installing a new converter, install the HO2S and the catalyst monitor sensor using the special tool.
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Tighten to 47 Nm (4.7 kgf-m, 35 ft-lbf).
NOTE: Apply anti-seize lubricant to the threads of the sensors before installation.
5. Connect the HO2S and the catalyst monitor sensor electrical connectors.
6. Install the 2 catalytic converter bracket bolts.
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Tighten to 25 Nm (2.5 kgf-m, 18 ft-lbf).
7. Install the flexible exhaust pipe. See - See: Engine, Cooling and Exhaust/Exhaust System/Exhaust Pipe/Service and Repair/Removal and
Replacement/Exhaust Flexible Pipe Removal/Installation.