Timing Chain Tensioner: Installation

LH timing chain tensioner 

1. Compress the primary timing chain tensioner plunger, using an edge of a vise.

   Courtesy of FORD MOTOR COMPANY

2. 1. Using a small screwdriver, release and hold the ratchet lock mechanism.
   2. Push the ratchet arm into the tensioner.

   Courtesy of FORD MOTOR COMPANY

3. Install a pin into the hole of the tensioner housing to hold the plunger in place during installation.

   Courtesy of FORD MOTOR COMPANY

4. NOTE: The timing chain must remain in its original position on the crankshaft sprocket using the scribed marks, or damage to valves and pistons will result.

   Verify the crankshaft sprocket and LH timing chain scribe marks are still in alignment.

   Courtesy of FORD MOTOR COMPANY

5. NOTE: The timing chain must remain in its original position on the VCT unit using the scribed marks, or damage to valves and pistons will result.

   Verify the VCT unit and LH timing chain scribe marks are still in alignment.

   Courtesy of FORD MOTOR COMPANY

6. 1. Install the LH primary timing chain tensioner and bolts.

      Torque: 89 lb.in (10 Nm)

   2. Remove the holding pin from the tensioner.

   Courtesy of FORD MOTOR COMPANY

   RH timing chain tensioner 

7. Compress the primary timing chain tensioner plunger, using an edge of a vise.

   Courtesy of FORD MOTOR COMPANY

8. 1. Using a small screwdriver, release and hold the ratchet lock mechanism.
   2. Push the ratchet arm into the tensioner.

   Courtesy of FORD MOTOR COMPANY

9. Install a pin into the hole of the tensioner housing to hold the plunger in place during installation.

   Courtesy of FORD MOTOR COMPANY

10. NOTE: The timing chain must remain in its original position on the crankshaft sprocket using the scribed marks, or damage to valves and pistons will result.

    Verify the crankshaft sprocket and RH timing chain scribe marks are still in alignment.

    Courtesy of FORD MOTOR COMPANY

11. NOTE: The timing chain must remain in its original position on the VCT unit using the scribed marks, or damage to valves and pistons will result.

    Verify the VCT unit and RH timing chain scribe marks are still in alignment.

    Courtesy of FORD MOTOR COMPANY

12. 1. Install the RH primary timing chain tensioner and bolts.

       Torque: 89 lb.in (10 Nm)

    2. Remove the holding pin from the tensioner.

    Courtesy of FORD MOTOR COMPANY

    RH and LH timing chain tensioners 

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