Cylinder Head - LH: Installation

WARNING: This page is about a different car, the 2012 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If the cylinder head is replaced, a new secondary timing chain tensioner will need to be installed.

Install a new gasket, the LH cylinder head and 8 new bolts. Tighten in the sequence shown in illustration in 5 stages:
- Stage 1: Tighten to 20 Nm (177 lb-in).
- Stage 2: Tighten to 35 Nm (26 lb-ft).
- Stage 3: Tighten 90 degrees.
- Stage 4: Tighten 90 degrees
- Stage 5: Tighten 45 degrees.
  
  Fig 1: Identifying LH Cylinder Head Bolts Tightening Sequence
  Courtesy of FORD MOTOR CO.
Install the M6 bolt.
- Tighten to 10 Nm (89 lb-in).
  
  Fig 2: Locating LH Cylinder Head M6 Bolt
  Courtesy of FORD MOTOR CO.

NOTE: The valve tappets must be installed in their original positions.

NOTE: Coat the valve tappets with clean engine oil prior to installation.

Fig 3: Locating LH Valve Tappets

Courtesy of FORD MOTOR CO.

Install the LH valve tappets.
Attach the wiring harness retainer to the rear of the LH cylinder head.
If equipped, install the ground strap and bolt.
- Tighten the bolt to 10 Nm (89 lb-in).

NOTE: Lubricate the 2 CMP sensor O-ring seals with clean engine oil.

Install the 2 LH CMP sensors and the 2 bolts.
- Tighten to 10 Nm (89 lb-in).
  
  Fig 4: Locating LH CMP Sensors And Bolts
  Courtesy of FORD MOTOR CO.
Connect the 2 LH CMP sensors electrical connectors.

Fig 5: Locating LH Camshaft Position Sensors Electrical Connectors
Courtesy of FORD MOTOR CO.
Install the LH upper primary timing chain guide and the bolt.
- Tighten to 10 Nm (89 lb-in).
Install the lower intake manifold. For additional information, refer to LOWER INTAKE MANIFOLD .
Install the LH camshafts. For additional information, refer to CAMSHAFT - LH .
Raise the catalytic convertor and install the new LH and RH catalytic convertor-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).
  
  Fig 6: Locating Exhaust Y-Pipe Dual Catalytic Converter-To-Exhaust Intermediate Pipe Bolts
  Courtesy of FORD MOTOR CO.
Connect and attach the RH and LH HO2S electrical connectors.
Connect the battery ground cable. For additional information, REFER to BATTERY, MOUNTING AND CABLES .