Expedition 2WD V8-5.4L (2009)
NOTE: Check the exhaust hanger isolators for wear or damage, install new isolators, if necessary.
Install the muffler assembly into the vehicle and attach the isolators.
2. Install the 2 exhaust Y-pipe dual catalytic converter-to-muffler assembly bolts and tighten in the following sequence:
1. Snug the outer exhaust Y-pipe dual catalytic converter-to-muffler assembly bolt.
2. Tighten the inner exhaust Y-pipe dual catalytic converter-to-muffler assembly bolt.
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Tighten to 63 Nm (46 lb-ft).
3. Tighten the outer exhaust Y-pipe dual catalytic converter-to-muffler assembly bolt.
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Tighten to 63 Nm (46 lb-ft).
3. Install the tail pipe for Expedition models or the resonator for Navigator models and install the isolator and 2 bracket assembly bolts.
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Tighten to 25 Nm (18 lb-ft).
4. Tighten the tail pipe or resonator-to-muffler assembly Torca(R) clamp.
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Tighten to 48 Nm (35 lb-ft).
5. Check to see if the exhaust system isolators are at zero load. If the exhaust system isolators are not at zero load, then carry out the exhaust system
alignment procedure. For additional information, refer the Exhaust System Alignment See: Service and Repair.
6. NOTE: LH side shown, RH side similar.
If equipped, install the transfer case skid plate and 6 bolts.
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Tighten to 25 Nm (18 lb-ft).
