Exhaust Manifold - LH: Installation

WARNING: This page is about a different car, the 2014 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

Install 6 new LH exhaust manifold studs.
- Tighten to 12 Nm (106 lb-in).
NOTE: Failure to tighten the exhaust manifold nuts to specification a second time will cause the exhaust manifold to develop an exhaust leak.

Using a new gasket, install the LH exhaust manifold and 6 new nuts. Tighten in 2 stages in the sequence shown below :
- Stage 1: Tighten to 19 Nm (168 lb-in).
- Stage 2: Tighten to 25 Nm (18 lb-ft).
Install the LH exhaust manifold heat shield and the 2 bolts.
- Tighten to 12 Nm (106 lb-in).
Install the LH front wheel and tire. For additional information, refer to WHEELS AND TIRES .
Raise the catalytic converter and install the new LH and RH catalytic converter-to-exhaust manifold nuts.
- Tighten to 45 Nm (35 lb-ft).
Position the exhaust Y-pipe dual catalytic converter-to-exhaust intermediate pipe and install the 2 new bolts.
- Tighten the inner exhaust Y-pipe dual catalytic converter-to-exhaust intermediate pipe bolt to 63 Nm (46 lb-ft).
- Tighten the outer exhaust Y-pipe dual catalytic converter-to-exhaust intermediate pipe bolt to 63 Nm (46 lb-ft).
Connect and attach the RH and LH HO2S electrical connectors.