Timing Chain: Installation

WARNING: This page is about a different car, the 2016 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

1.

NOTE: It may be necessary to rotate the camshafts slightly, to align the timing marks.

Install the primary timing chain with the colored links aligned with the timing marks on the VCT assemblies and the crankshaft sprocket.

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2.

Install the lower LH primary timing chain guide and the bolts.
- Tighten to 10 Nm (89 lb-in).

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3.

Install the primary timing chain tensioner arm.

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4.

Reset the primary timing chain tensioner.
- 1.
  
  Release the ratchet detent.
- 2.
  
  Using a soft-jawed vise, compress the ratchet plunger.
- 3.
  
  Align the hole in the ratchet plunger with the hole in the tensioner housing and install a suitable lockpin.

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5.

NOTE: It may be necessary to rotate the camshafts slightly to remove slack from the timing chain to install the tensioner.

Install the primary tensioner and the bolts.
- 1.
  
  Tighten to 10 Nm (89 lb-in).
- 2.
  
  Remove the lockpin.

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6.

As a post-check, verify correct alignment of all timing marks.
- 1.
  
  There are 48 links in between the RH intake VCT assembly colored link (1) and the LH intake VCT assembly colored link (2).
- 2.
  
  There are 35 links in between LH intake VCT assembly colored link (2) and the 2 crankshaft sprocket links (3).

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7.

NOTE: Do not use excessive force when installing the VCT oil control solenoid. Damage to the mega cap could cause the cylinder head to be inoperable. If difficult to install the VCT oil control solenoid, inspect the bore and VCT oil control solenoid to ensure there are no burrs, sharp edges or contaminants present on the mating surface. Only clean the external surfaces as necessary.

NOTE: A slight twisting motion will aid in the installation of the VCT oil control solenoid.

NOTE: Keep the VCT oil control solenoid clean of dirt and debris.

Install the VCT oil control solenoids and the bolts and tighten in 2 stages..
- 1.
  
  Stage 1: Tighten to 8 Nm (71 lb-in).
- 2.
  
  Stage 2: Tighten an additional 20 degrees.

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8.

Remove the RH Camshaft Holding Tool.

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9.

Install the RH valve train oil tube and the bolts and tighten in 2 stages.
- 1.
  
  Stage 1: Tighten to 8 Nm (71 lb-in).
- 2.
  
  Stage 2: Tighten an additional 45 degrees.

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10.

Remove the LH Camshaft Holding Tool.

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11.

Install the LH valve train oil tube and the bolts and tighten in 2 stages.
- 1.
  
  Stage 1: Tighten to 8 Nm (71 lb-in).
- 2.
  
  Stage 2: Tighten an additional 45 degrees.

Courtesy of FORD MOTOR COMPANY

12.

Install the engine front cover. Refer to: Engine Front Cover .