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 CRANKSHAFT MAIN BEARINGS
REMOVAL
(1) Remove the oil pan.
(2) Remove the oil pump from the rear main bear-
ing cap.
(3) Identify bearing caps before removal. Remove
bearing caps one at a time.
(4) Remove upper half of bearing by inserting
Crankshaft Main Bearing Remover/Installer Tool
C-3059 into the oil hole of crankshaft (Fig. 67).
(5) Slowly rotate crankshaft clockwise, forcing out
upper half of bearing shell.
INSTALLATION
Only one main bearing should be selectively fitted
while all other main bearing caps are properly tight-
ened. All bearing capbolts removed during service
procedures are to be cleaned and oiled before instal-
lation.
When installing a new upper bearing shell, slightly
chamfer the sharp edges from the plain side.
(1) Start bearing in place, and insert Crankshaft
Main Bearing Remover/Installer Tool C-3059 into oil
hole of crankshaft (Fig. 67).
(2) Slowly rotate crankshaft counterclockwise slid-
ing the bearing into position. Remove Tool C-3059.
(3) Install the bearing caps. Clean and oil the bolts.
Tighten the capbolts to 115 N´m (85 ft. lbs.) torque.
(4) Install the oil pump.
(5) Install the oil pan.
(6) Start engine check for leaks.
OIL PAN
REMOVAL
2WD
(1) Disconnect the negative cable from the battery.
(2) Remove air cleaner assembly.
(3) Remove engine oil dipstick.(4) Disconnect distributor cap and position away
from cowl.
(5) Remove the fan shroud. Refer to COOLING
SYSTEM.
(6) Disconnect throttle valve cable from throttle
body and mounting bracket (Fig. 67A).
(7) Raise vehicle.
(8) Drain engine oil.
(9) Remove exhaust pipe from exhaust manifolds.
(10) Remove engine mount insulator through bolts.
(11) Raise engine by way of oil pan using a block of
wood between the jack and oil pan.
(12) When engine is high enough, place mount
through bolts in the engine mount attaching points on
the frame brackets.
(13) Lower engine so bottom of engine mounts rest
on the replacement bolts placed in the engine mount
frame brackets.
(14) Remove transmission to engine braces.
(15) Remove starter. Refer to STARTING SYS-
TEMS.
(16) Remove transmission torque converter inspec-
tion cover.
(17) Disconnect rear support cushion from cross-
member.
(18) Raise rear of transmission away from cross-
member.
(19) Remove oil pan and one-piece gasket.
4WD
(1) Disconnect the negative cable from the battery.
(2) Remove engine oil dipstick.
(3) Raise vehicle.
(4) Drain engine oil.
(5) Remove front driving axle. Refer to DIFFEREN-
TIAL and DRIVELINE.
(6) Remove both engine mount support brackets.
(7) Remove transmission torque converter inspec-
tion cover.
(8) Remove oil pan and one-piece gasket.
Fig. 67 Upper Main Bearing Removal and
Installation with Tool C-3059
1 ± SPECIAL TOOL C-3059
2 ± BEARING
3 ± SPECIAL TOOL C-3059
4 ± BEARING
Fig. 67A Throttle Valve Cable Removal/Installation
1 ± TRANSMISSION THROTTLE VALVE CABLE BRACKET
2 ± AIR INLET DUCT
3 ± TRANSMISSION THROTTLE VALVE CABLE
9 - 174 5.9L ENGINEDN
REMOVAL AND INSTALLATION (Continued)
2000 DN Service Manual
Publication No. 81-370-0016
TSB 26-12-99 December, 1999
Downloaded from www.Manualslib.com manuals search engine INSTALLATION
2WD
(1) Fabricate 4 alignment dowels from 5/16x11/2
inch bolts. Cut the head off the bolts and cut a slot
into the top of the dowel. This will allow easier instal-
lation and removal with a screwdriver (Fig. 68).
(2) Install the dowels in the cylinder block (Fig. 69).
(3) Apply small amount of Mopar Silicone Rubber
Adhesive Sealant, or equivalent in the corner of the
cap and the cylinder block.
(4) Slide the one-piece gasket over the dowels and
onto the block.
(5) Position the oil pan over the dowels and onto
the gasket.
(6) Install the oil pan bolts. Tighten the bolts to 24
N´m (215 in. lbs.) torque.
(7) Remove the dowels. Install the remaining oil
pan bolts. Tighten these bolts to 24 N´m (215 in. lbs.)
torque.
(8) Install the drain plug. Tighten drain plug to 34
N´m (25 ft. lbs.) torque.
(9) Lower transmission onto crossmember.
(10) Install rear support cushion mounting bolts.
Tighten bolts 28 N´m (250 in. lbs.).
(11) Raise engine by way of oil pan with a wood
block placed between jack and oil pan.(12) Remove through bolts from frame brackets
and lower engine. Install mount insulator through
bolts and tighten to 95 N´m (70 ft. lbs.).
(13) Install starter.
(14) Install transmission torque converter inspec-
tion cover.
(15) Install engine to transmission braces.
(16) Install exhaust pipe.
(17) Lower vehicle.
(18) Position throttle valve cable into bracket, then
attach to throttle body (Fig. 67A).
(19) Connect the distributor cap.
(20) Install dipstick.
(21) Install fan shroud.
(22) Install air cleaner assembly.
(23) Connect the negative cable to the battery.
(24) Fill crankcase with oil to proper level.
4WD
(1) Fabricate 4 alignment dowels from 1 1/2 x 5/16
inch bolts. Cut the head off the bolts and cut a slot
into the top of the dowel. This will allow easier instal-
lation and removal with a screwdriver (Fig. 68).
(2) Install the dowels in the cylinder block (Fig. 69).(3) Apply small amount of Mopar Silicone Rubber
Adhesive Sealant, or equivalent in the corner of the
cap and the cylinder block.
(4) Slide the one-piece gasket over the dowels and
onto the block.
(5) Position the oil pan over the dowels and onto
the gasket.
(6) Install the oil pan bolts. Tighten the bolts to 24
N´m (215 in. lbs.) torque.
(7)
Remove the dowels. Install the remaining oil pan
bolts. Tighten these bolts to 24 N´m (215 in. lbs.) torque.
(8) Install the drain plug. Tighten drain plug to 34
N´m (25 ft. lbs.) torque.
(9) Install transmission inspection cover.
(10) Install engine mount support brackets and
insulators.
(11) Install front drive axle. Refer to DIFFEREN-
TIAL and DRIVELINE.
(12) Lower vehicle
(13) Connect the distributor cap.
(14) Install dipstick.
(15) Connect the negative cable to the battery.
(16) Fill crankcase with oil to proper level.
PISTON AND CONNECTING ROD ASSEMBLY
REMOVAL
(1) Remove the engine from the vehicle.
(2) Remove the cylinder head.
(3) Remove the oil pan.
(4) Remove top ridge of cylinder bores with a reli-
able ridge reamer before removing pistons from cylin-
der block. Be sure to keep tops of pistons covered
during this operation.
(5) Be sure the connecting rod and connecting rod
cap are identified with the cylinder number. Remove
connecting rod cap. Install connecting rod bolt guide
set on connecting rod bolts.
(6) Pistons and connecting rods must be removed
from top of cylinder block. When removing piston and
connecting rod assemblies, rotate crankshaft to center
the connecting rod in the cylinder bore and at BDC.
Be careful not to nick crankshaft journals.
(7) After removal, install bearing cap on the mating rod.
Fig. 68 Fabrication of Alignment Dowels
1 ± 1 1/2º x 5/16º BOLT
2 ± DOWEL
3 ± SLOT
Fig. 69 Position of Dowels in Cylinder Block
1 ± DOWEL
2 ± DOWEL
3 ± DOWEL
4 ± DOWEL
DN5.9L ENGINE 9 - 175
REMOVAL AND INSTALLATION (Continued)
2000 DN Service Manual
Publication No. 81-370-0016
TSB 26-12-99 December, 1999
Downloaded from www.Manualslib.com manuals search engine SPECIFICATIONS
TORQUE CHART 5.9L ENGINE
DESCRIPTION N´m Ft. In.
Lbs. Lbs.
Camshaft SprocketÐBolt 68 50 Ð
Camshaft Thrust PlateÐBolts 24 Ð 210
Timing Chain Case CoverÐ
Bolts41 30 Ð
Connecting Rod CapÐBolts 61 45 Ð
Main Bearing CapÐBolts 115 85 Ð
Crankshaft PulleyÐBolts 24 Ð 210
Cylinder HeadÐBolts
Step 1 68 50 Ð
Step 2 143 105 Ð
Cylinder Head CoverÐBolts 11 Ð 95
Engine Support Bracket to
BlockÐ41 30 Ð
Bolts (4WD)
Exhaust Manifold to Cylinder
HeadÐ34 25 Ð
Bolts/Nuts
FlywheelÐBolts 75 55 Ð
Front InsulatorÐThrough
bolt/nut95 70 Ð
Front Insulator to Support
Bracket
ÐStud Nut (4WD) 41 30 Ð
ÐThrough Bolt/Nut (4WD) 102 75 Ð
Front Insulator to BlockÐ
Bolts (2WD)95 70 Ð
GeneratorÐMounting Bolt 41 30 Ð
Intake ManifoldÐBolts Refer to Procedure
Oil PanÐBolts 24 Ð 215
Oil PanÐDrain Plug 34 25 Ð
Oil PumpÐAttaching Bolts 41 30 Ð
Oil Pump CoverÐBolts 11 Ð 95
Rear Insulator to BracketÐ 68 50 Ð
Through-Bolt (2WD)
Rear Insulator to
Crossmember41 30 Ð
Support BracketÐNut (2WD)
Rear Insulator to
CrossmemberÐ68 50 Ð
Nuts (4WD)
DESCRIPTION N´m Ft. In.
Lbs. Lbs.
Rear Insulator to
TransmissionÐ68 50 Ð
Bolts (4WD)
Rear Insulator BracketÐBolts 68 50 Ð
(4WD Automatic)
Rear Support Bracket to 41 30 Ð
Crossmember FlangeÐNuts
Rear Support Plate to
Transfer41 30 Ð
CaseÐBolts
Rocker ArmÐBolts 28 21 Ð
Spark Plugs 41 30 Ð
Starter MotorÐMounting Bolts 68 50 Ð
Thermostat HousingÐBolts 25 Ð 225
Throttle BodyÐBolts 23 Ð 200
Torque Converter Drive
PlateÐBolts31 Ð 270
Transfer Case to Insulator 204 105 Ð
Mounting PlateÐNuts
Transmission Support
BracketÐ68 50 Ð
Bolts (2WD)
Vibration DamperÐBolt 244 180 Ð
Water Pump to Timing Chain 41 30 Ð
Case CoverÐBolts
SPECIAL TOOLS
5.9L ENGINE
Oil Pressure Gauge C-3292
DN5.9L ENGINE 9 - 189
SPECIFICATIONS (Continued)