Toyota
Dodge Durango
 Service Manual
Engine » Removal and installation
Oil pan 4x2 vehicle

REMOVAL

(1) Drain the cooling system. Refer to COOLING SYSTEM.

(2) Remove the upper fan shroud. Refer to procedure in this section.

(3) Remove the throttle body resonator and air inlet hose.

(4) Remove the intake manifold. Refer to procedure in this section.

(5) Raise vehicle on hoist.

(6) Disconnect exhaust pipe at exhaust manifolds.

Refer to EXHAUST SYSTEM.

(7) Remove the structural dust cover (Fig. 106).

Refer to procedure in this section.

(8) Drain engine oil and remove oil filter.

(9) Position suitable jack under engine.

Fig. 101 Timing Chain to Sprocket Alignment Fig. 101 Timing Chain to Sprocket Alignment

1 - LEFT CYLINDER HEAD

2 - RIGHT CYLINDER HEAD

Fig. 102 Camshaft Sprocket Installation Fig. 102 Camshaft Sprocket Installation

1 - ADJUSTABLE PLIERS

2 - CAMSHAFT DOWEL

(10) Remove both left and right side engine mount through bolts (Fig. 107).

Fig. 103 Tightening Right Side Cam Sprocket Retaining Bolt Fig. 103 Tightening Right Side Cam Sprocket Retaining Bolt

1 - TORQUE WRENCH

2 - SPECIAL TOOL 6958 WITH ADAPTER PINS 8346

3 - LEFT CAMSHAFT SPROCKET

4 - RIGHT CAMSHAFT SPROCKET

(11) Raise engine to provide clearance to remove oil pan.

Fig. 104 Main Bearing Markings on Target Wheel Fig. 104 Main Bearing Markings on Target Wheel

1 - REARMOST CRANKSHAFT COUNTER WEIGHT

2 - TARGET WHEEL

3 - MAIN BEARING SELECT FIT MARKINGS

MAIN BEARING SELECTION CHART-4.7L

Fig. 105 Checking Crankshaft End Play-Typical Fig. 105 Checking Crankshaft End Play-Typical

(12) Place blocks of wood between engine brackets and lower mounts to provide stability to engine.

NOTE: Do not pry on oil pan or oil pan gasket.

Gasket is mounted to engine and does not come out with oil pan. (13) Remove the oil pan mounting bolts and oil pan (Fig. 108).

(14) Unbolt oil pump pickup tube and remove tube and oil pan gasket from engine.

CRANKSHAFT END PLAY SPECIFICATION CHART

Fig. 106 Structural Dust Cover Removal / Installation Fig. 106 Structural Dust Cover Removal / Installation

INSTALLATION

(1) Clean the oil pan gasket mating surface of the bedplate and oil pan.

(2) Position the oil pan gasket and pickup tube with new o-ring. Install the mounting bolt and nuts.

Tighten bolt and nuts to 28 N*m (20 ft. lbs.).

(3) Position the oil pan and install the mounting bolts. Tighten the mounting bolts to 15 N*m (11 ft.

lbs.) in the sequence shown (Fig. 108).

(4) Raise the engine and remove the blocks of wood.

Fig. 107 Engine Mount Through Bolt and Nut Removal / Installation Fig. 107 Engine Mount Through Bolt and Nut Removal / Installation

1 - LOCKNUT AND WASHER

2 - ENGINE MOUNT/INSULATOR

3 - THROUGH BOLT

4 - FRAME

Fig. 108 Oil Pan Mounting Bolts and Oil Pan Fig. 108 Oil Pan Mounting Bolts and Oil Pan

(5) Lower engine and install both the left and right side engine mount through bolts (Fig. 107).

Tighten the nuts to 68 N*m (50 ft. lbs.).

(6) Remove jack and install oil filter.

(7) Install structural dust cover.

(8) Install exhaust pipe onto exhaust manifolds.

(9) Lower vehicle.

(10) Install intake manifold.

(11) Install throttle body resonator and air inlet hose.

(12) Install upper fan shroud.

(13) Fill cooling system.

(14) Fill engine oil.

(15) Start engine and check for leaks.

    More about «Removal and installation»:

    Engine mounts-left and right

    Engine mount-rear

    Structural cover

    Engine assembly

    Intake manifold

    Exhaust manifolds

    Cylinder head cover

    Rocker arms

    Cylinder heads

    Valve springs and seals

    Hydraulic lash adjuster

    Crankshaft damper

    Timing chain cover

    Timing chain and sprockets

    Idler shaft-timing drive

    Camshafts-in vehicle

    Crankshaft main bearings

    Oil pan 4x2 vehicle

    Oil pan 4x4 vehicle

    Piston and connecting rod

    Crankshaft

    Flexplate

    Oil pump

    Engine oil pressure sending unit

    Crankshaft oil seal-front

    Crankshaft oil seal-rear

    Engine core plugs

    Dodge Durango Service Manual / Engine / Removal and installation / Oil pan 4x2 vehicle

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