Downloaded from www.Manualslib.com manuals search engine (9) Tighten chain case cover bolts to 41 N´m (30 ft.
lbs.) torque. Tighten oil pan bolts to 24 N´m (215 in.
lbs.) torque.
(10) Remove the vibration damper bolt and seal
installation tool.
(11) Install vibration damper.
(12) Install water pump and housing assembly
using new gaskets (refer to Group 7, Cooling Sys-
tem). Tighten bolts to 41 N´m (30 ft. lbs.) torque.
(13) Install power steering pump (refer to Group
19, Steering).
(14) Install the serpentine belt (refer to Group 7,
Cooling System).
(15) Install the cooling system fan. Tighten the
bolts to 23 N´m (17 ft. lbs.) torque.
(16) Position the fan shroud and install the bolts.
Tighten the bolts to 11 N´m (95 in. lbs.) torque.
(17) Fill cooling system (refer to Group 7, Cooling
System for the proper procedure).
(18) Connect the negative cable to the battery.
TIMING CHAIN
REMOVAL
(1) Disconnect battery negative cable.
(2) Remove Timing Chain Cover. Refer to Timing
Chain Cover in this section for correct procedure.
(3) Re-install the vibration damper bolt finger
tight. Using a suitable socket and breaker bar, rotatethe crankshaft to align timing marks as shown in
(Fig. 52).
(4) Remove camshaft sprocket attaching bolt and
remove timing chain with crankshaft and camshaft
sprockets.
INSTALLATION
(1) Place both camshaft sprocket and crankshaft
sprocket on the bench with timing marks on exact
imaginary center line through both camshaft and
crankshaft bores.
(2) Place timing chain around both sprockets.
(3) Turn crankshaft and camshaft to line up with
keyway location in crankshaft sprocket and in cam-
shaft sprocket.
(4) Lift sprockets and chain (keep sprockets tight
against the chain in position as described).
(5) Slide both sprockets evenly over their respec-
tive shafts and use a straightedge to check alignment
of timing marks (Fig. 52).
(6) Install the camshaft bolt. Tighten the bolt to 68
N´m (50 ft. lbs.) torque.
(7) Check camshaft end play. The end play should
be 0.051-0.152 mm (0.002-0.006 inch) with a new
thrust plate and up to 0.254 mm (0.010 inch) with a
used thrust plate. If not within these limits install a
new thrust plate.
(8) Install the timing chain cover.
CAMSHAFT
NOTE: The camshaft has an integral oil pump and
distributor drive gear (Fig. 53).
REMOVAL
(1) Remove the radiator. Refer to Group 7, Cooling
for the correct procedures.
(2) Remove the A/C Condenser (if equipped)
(3) Remove the engine cover.
Fig. 51 Installing Oil Seal
1 ± SPECIAL TOOL 6635
2 ± TIMING CHAIN COVER
Fig. 52 Alignment of Timing Marks
1 ± TIMING MARKS
DN5.2L ENGINE 9 - 111
REMOVAL AND INSTALLATION (Continued)
Downloaded from www.Manualslib.com manuals search engine (15) Discharge the air conditioning system, if
equipped. Refer to HEATING and AIR CONDITION-
ING.
(16) Disconnect the air conditioning hoses.
(17) Disconnect the power steering hoses, if
equipped.
(18) Remove starter motor. Refer to STARTING
SYSTEMS.
(19) Remove the generator.
(20) Raise and support the vehicle on a hoist.
(21) Disconnect exhaust pipe at manifold.
(22) Remove Transmission. Refer to TRANSMIS-
SIONS.
CAUTION: DO NOT lift the engine by the intake
manifold.
(23) Install an engine lifting fixture.
(24)2WD VEHICLESÐRemove engine front
mount bolts.
(25)4WD VEHICLESÐThe engine and front
driving axle (engine/axle/transmission) are connectedthrough insulators and support brackets. Separate
the engine as follows:
²LEFT SIDEÐRemove 2 bolts attaching
(engine/pinion nose/transmission) bracket to trans-
mission bell housing. Remove 2 bracket to pinion
nose adaptor bolts. Separate engine from insulator by
removing upper nut washer assembly and bolt from
engine support bracket.
²RIGHT SIDEÐRemove 2 bracket to axle (dis-
connect housing) bolts and a bracket to bell housing
bolt. Separate engine from insulator by removing
upper nut washer assembly and bolt from engine
support bracket.
(26) Lower the vehicle.
(27) Install engine assembly on engine repair
stand.
INSTALLATION
(1) Remove engine from the repair stand and posi-
tion in the engine compartment.
(2) Install an engine support fixture.
(3) Raise and support the vehicle on a hoist.
(4) Install the engine front mounts.
(5) Refer to Group, 21 Transmissions for transmis-
sion installation
(6) Install the inspection plate.
(7) Remove transmission support.
(8) Install exhaust pipe to manifold.
(9) Lower the vehicle.
(10) Remove engine lifting fixture.
(11) Install the generator.
(12) Install starter motor.
(13) Connect power steering hoses, if equipped.
(14) Connect air conditioning hoses.
(15) Evacuate and charge the air conditioning sys-
tem, if equipped.
(16) Using a new gasket, install throttle body.
Tighten the throttle body bolts to 23 N´m (200 in.
lbs.) torque.
(17) Connect the accelerator linkage.
(18) Connect the starter wires.
(19) Connect the oil pressure wire.
(20) Install the distributor cap and wiring.
(21) Connect the vacuum lines.
(22) Connect the fuel lines.
(23) Install the radiator. Connect the radiator
hoses and heater hoses.
(24) Install fan shroud in position.
(25) Fill cooling system.
(26) Install the air cleaner assembly and air inlet
hose.
(27) Install the battery.
(28) Warm engine and adjust.
(29) Install hood and line up with the scribe
marks.
(30) Road test vehicle.
Fig. 39 Rear InsulatorÐ4WD Vehicles
1 ± AUTOMATIC TRANSMISSION
2 ± INSULATOR BRACKET
3 ± INSULATOR
4 ± CROSSMEMBER
9 - 162 5.9L ENGINEDN
REMOVAL AND INSTALLATION (Continued)
Downloaded from www.Manualslib.com manuals search engine (2) Place installing tool, part of Puller Tool Set
C-3688 in position and press the vibration damper
onto the crankshaft (Fig. 52).
(3) Install the crankshaft bolt and washer. Tighten
the bolt to 244 N´m (180 ft. lbs.) torque.
(4) Install the accessory drive belt.
(5) Position the fan shroud and install the bolts.
Tighten the retainer bolts to 11 N´m (95 in. lbs.)
torque.
(6) Install the cooling fan.
(7) Connect the battery negative cable.
TIMING CHAIN COVER
(1) Disconnect the negative cable from the battery.
(2) Drain cooling system (refer to Group 7, Cooling
System).
(3) Remove the serpentine belt (refer to Group 7,
Cooling System).
(4) Remove water pump (refer to Group 7, Cooling
System).
(5) Remove power steering pump (refer to Group
19, Steering).
(6) Remove vibration damper.
(7) Remove fuel lines (refer to Group 14, Fuel Sys-
tem).
(8) Loosen oil pan bolts and remove the front bolt
at each side.
(9) Remove the cover bolts.
(10) Remove chain case cover and gasket using
extreme caution to avoid damaging oil pan gasket.
(11) Place a suitable tool behind the lips of the oil
seal to pry the oil seal outward. Be careful not to
damage the crankshaft seal surface of cover (Fig. 53).
INSTALLATION
(1) Be sure mating surfaces of chain case cover
and cylinder block are clean and free from burrs.
(2) The water pump mounting surface must be
cleaned.(3) Using a new cover gasket, carefully install
chain case cover to avoid damaging oil pan gasket.
Use a small amount of Mopar Silicone Rubber Adhe-
sive Sealant, or equivalent, at the joint between tim-
ing chain cover gasket and the oil pan gasket. Finger
tighten the timing chain cover bolts at this time.
(4) Place the smaller diameter of the oil seal over
Front Oil Seal Installation Tool 6635 (Fig. 54). Seat
the oil seal in the groove of the tool.
(5) Position the seal and tool onto the crankshaft
(Fig. 55).
(6) Tighten the 4 lower chain case cover bolts to
13N´m (10 ft.lbs.) to prevent the cover from tipping
during seal installation.
(7) Using the vibration damper bolt, tighten the
bolt to draw the seal into position on the crankshaft
(Fig. 56).
(8) Loosen the 4 bolts tightened in step 4 to allow
realignment of front cover assembly.
(9) Tighten chain case cover bolts to 41 N´m (30 ft.
lbs.) torque. Tighten oil pan bolts to 24 N´m (215 in.
lbs.) torque.
Fig. 52 Vibration Damper Installation
1 ± SPECIAL TOOL C-3688
Fig. 53 Removal of Front Crankshaft Oil Seal
Fig. 54 Placing Oil Seal on Installation Tool 6635
1 ± CRANKSHAFT FRONT OIL SEAL
2 ± INSTALL THIS END INTO SPECIAL TOOL 6635
DN5.9L ENGINE 9 - 169
REMOVAL AND INSTALLATION (Continued)
Downloaded from www.Manualslib.com manuals search engine (10) Remove the vibration damper bolt and seal
installation tool.
(11) Install vibration damper.(12) Install water pump and housing assembly
using new gaskets (refer to Group 7, Cooling Sys-
tem). Tighten bolts to 41 N´m (30 ft. lbs.) torque.
(13) Install power steering pump (refer to Group
19, Steering).
(14) Install the serpentine belt (refer to Group 7,
Cooling System).
(15) Install the cooling system fan. Tighten the
bolts to 23 N´m (17 ft. lbs.) torque.
(16) Position the fan shroud and install the bolts.
Tighten the bolts to 11 N´m (95 in. lbs.) torque.
(17) Fill cooling system (refer to Group 7, Cooling
System for the proper procedure).
(18) Connect the negative cable to the battery.
TIMING CHAIN
REMOVAL
(1) Disconnect battery negative cable.
(2) Remove Timing Chain Cover. Refer to Timing
Chain Cover in this section for correct procedure.
(3) Re-install the vibration damper bolt finger
tight. Using a suitable socket and breaker bar, rotate
the crankshaft to align timing marks as shown in
(Fig. 57).
(4) Remove camshaft sprocket attaching bolt and
remove timing chain with crankshaft and camshaft
sprockets.
INSTALLATION
(1) Place both camshaft sprocket and crankshaft
sprocket on the bench with timing marks on exact
imaginary center line through both camshaft and
crankshaft bores.
(2) Place timing chain around both sprockets.
(3) Turn crankshaft and camshaft to line up with
keyway location in crankshaft sprocket and in cam-
shaft sprocket.
(4) Lift sprockets and chain (keep sprockets tight
against the chain in position as described).
(5) Slide both sprockets evenly over their respec-
tive shafts and use a straightedge to check alignment
of timing marks (Fig. 57).
(6) Install the camshaft bolt. Tighten the bolt to 68
N´m (50 ft. lbs.) torque.
(7) Check camshaft end play. The end play should
be 0.051-0.152 mm (0.002-0.006 inch) with a new
thrust plate and up to 0.254 mm (0.010 inch) with a
used thrust plate. If not within these limits install a
new thrust plate.
(8) Install the timing chain cover.
CAMSHAFT
NOTE: The camshaft has an integral oil pump and
distributor drive gear (Fig. 58).
Fig. 55 Position Tool and Seal onto Crankshaft
1 ± SPECIAL TOOL 6635
2 ± OIL SEAL
3 ± TIMING CHAIN COVER
Fig. 56 Installing Oil Seal
1 ± SPECIAL TOOL 6635
2 ± TIMING CHAIN COVER
9 - 170 5.9L ENGINEDN
REMOVAL AND INSTALLATION (Continued)