2014 Jeep Wrangler JK Factory Service Manual 09 - Engine, 2.8L Diesel

LIFTER(S), Hydraulic

DESCRIPTION

Valve lash is controlled by hydraulic tappets (2) located inside the cylinder head, in tappet bores below the camshafts.

REMOVAL

  1. Disconnect the negative battery cable.

    2.  
  2. Remove the camshafts (Refer to 09 - Engine/Cylinder Head/CAMSHAFT, Engine - Removal) .

    NOTE:

    Always return the hydraulic lifters to their original location in the cylinder head.


    3.  
  3. Remove the rocker arms (1) and hydraulic lifters (2).

    4.  

INSPECTION

Clean each lifter assembly (1) in cleaning solvent to remove all varnish and sludge deposits. Inspect for indications of scuffing on the side and base of each lifter body.

INSTALLATION

  1. Install the rocker arms (1) and hydraulic lifters (2) into their original locations.

    2.  
  2. Install the camshafts (Refer to 09 - Engine/Cylinder Head/CAMSHAFT, Engine - Installation) .

    3.  
  3. Connect the negative battery cable.

    4.