Dodge Journey: Rocker arm, valve

DESCRIPTION

2.7L DOHC Engine
Fig. 133: Rocker Arm

  1. - LASH ADJUSTER POCKET
  2. - OIL SQUIRT HOLE
  3. - ROLLER

The rocker arms are composed of steel stamping with an integral roller bearing. The rocker arms incorporate a 0.5 mm (0.0197 in.) oil hole in the lash adjuster socket for roller/camshaft lobe lubrication.

REMOVAL

2.7L DOHC Engine
Fig. 134: Cylinder Head Cover Fasteners

  1. - DOUBLE ENDED STUDS
  2. - BOLTS

1. Remove cylinder head cover(s).

CAUTION: Always rotate engine by turning the crankshaft. Failure to do so will result in valve and/or piston damage.

2. Rotate engine until the cam lobe is on its base circle (heel), on the rocker arm being removed.

2.7L DOHC Engine
Fig. 135: Rocker Arm - Removal/Installation

  1. - SPECIAL TOOL 8215A
  2. - SPECIAL TOOL 8216A
  3. - 3/8" DRIVE RATCHET

CAUTION: Depress valve spring only enough to remove rocker arm.

3. Using Special Tools 8215A (1) and 8216A (2) Adaptor, depress valve spring only enough to release tension on rocker arm.

4. Remove rocker arm from cylinder head.

CAUTION: If rocker arms are to be reused, identify position of rocker arms for reassembly in their original positions.

5. Repeat procedure for each rocker arm removed.

6. Inspect the rocker arm for wear or damage.

INSPECTION

2.7L DOHC Engine
Fig. 136: Rocker Arm

  1. - LASH ADJUSTER POCKET
  2. - OIL SQUIRT HOLE
  3. - ROLLER

Inspect the cam follower assembly for wear or damage. Replace as necessary.

INSTALLATION

2.7L DOHC Engine
Fig. 137: Rocker Arm - Removal/Installation

  1. - SPECIAL TOOL 8215A
  2. - SPECIAL TOOL 8216A
  3. - 3/8" DRIVE RATCHET

1. Lubricate rocker arms with clean engine oil before installation.

2. Rotate engine until cam lobe is on its base circle (heel) of rocker arm being installed.

3. Using Special Tools 8215A (1) and 8216A Adaptor, depress valve spring only enough to install rocker arm.

4. Install rocker arm in original position (if reused) over valve and lash adjuster. Release tension on valve spring.

NOTE: Inspect rocker arm for proper engagement into lash adjuster and valve tip.

5. Repeat procedure for each rocker arm being installed.

2.7L DOHC Engine
Fig. 138: Cylinder Head Cover Fasteners

  1. - DOUBLE ENDED STUDS
  2. - BOLTS

6. Install cylinder head cover(s).

    Lifter(s), hydraulic
    Diagnosis and Testing DIAGNOSIS AND TESTING - HYDRAULIC LASH ADJUSTER NOISE DIAGNOSIS Proper noise diagnosis is essential in locating the source of a NVH complaint. Locating a lash adjuster (tappe ...

    Seal(s), valve guide
    REMOVAL Fig. 139: Valve Stem Seal-Removal/Installation - VALVE SEAL TOOL - VALVE STEM 1. Remove valve spring. 2. Remove valve stem seal by using a valve seal tool. INSTALLATION Fig. ...

    See also:

    Seal, axle drive shaft
    REMOVAL Fig. 197: Axle Shaft Seal Removal 1. Remove axle shaft. 2. Insert a flat-blade pry tool (2) at outer edge of axle shaft seal (1). 3. Tap on the pry tool (2) with a small hammer and ...

    Removal
    Fig. 60: Support Module With Jack - DRIVELINE MODULE - TRANSMISSION JACK NOTE: Rear suspension and drivetrain design require this procedure to be performed on a "drive-on" ...

    ELECTRONIC BRAKE CONTROL SYSTEM
    Your vehicle is equipped with an advanced electronic brake control system commonly referred to as ESP. This system includes Anti-Lock Brake System (ABS), Brake Assist System (BAS), Traction Control ...


    0.0091