Chrysler Pacifica. Manual — part 707
(4) Connect oil cooler inlet and outlet hoses (Fig.
130).
(5) Fill cooling system (Refer to 7 - COOLING -
STANDARD PROCEDURE - COOLING SYSTEM
FILLING).
OIL FILTER
REMOVAL
CAUTION:
When
servicing
the
oil
filter
avoid
deforming the filter can by installing the remove/in-
stall tool band strap against the can-to-base lock
seam. The lock seam joining the can to the base is
reinforced by the base plate.
(1) Using suitable oil filter wrench, turn filter
counterclockwise to remove from oil filter adapter
(Fig. 131). Properly discard used oil filter.
INSTALLATION
(1) Wipe oil filter adapter base clean and inspect
gasket contact surface.
(2) Lubricate gasket of new filter with clean
engine oil.
(3) Install new filter until gasket contacts base
(Fig. 131). Tighten filter 1 turn or 20 N·m (15 ft.
lbs.). Use filter wrench if necessary.
(4) Start engine and check for leaks.
OIL FILTER ADAPTER
REMOVAL
(1) Raise vehicle on hoist.
(2) Remove the oil filter.
Fig. 130 ENGINE OIL COOLER LINES
1 - OIL COOLER INLET TUBE
2 - INLET HOSE
3 - OIL COOLER OUTLET TUBE
4 - OUTLET HOSE
5 - WATER PUMP INLET TUBE
Fig. 131 ENGINE OIL COOLER
1 - OIL FILTER ADAPTER
2 - CONNECTOR
3 - ENGINE OIL COOLER
4 - OIL COOLER ATTACHMENT FITTING
5 - OIL FILTER
Fig. 132 OIL FILTER ADAPTER
1 - SEAL
2 - OIL FILTER ADAPTER
3 - OIL FILTER
4 - BOLT
5 - OIL PRESSURE SWITCH
6 - BOLT
CS
ENGINE 3.8L
9 - 183
OIL COOLER & LINES (Continued)
(3) Disconnect oil pressure switch electrical con-
nector.
(4) Remove oil filter adapter attaching bolts (Fig.
132).
(5) Remove oil filter adapter and seal (Fig. 132).
INSTALLATION
(1) Clean oil filter adapter and install new seal.
(2) Position adapter on engine block and install
bolts (Fig. 132).
(3) Tighten adapter bolts to 28 N·m (250 in. lbs.).
(4) Connect oil pressure switch electrical connector
(Fig. 132).
(5) Install the oil filter.
(6) Lower vehicle on hoist.
(7) Start engine and allow to run approximately 2
minutes.
(8) Turn off engine and check oil level. Adjust oil
level as necessary.
OIL PAN
REMOVAL
(1) Disconnect negative cable from battery and
remove engine oil level indicator tube (Fig. 133).
(2) Raise vehicle on hoist and drain engine oil.
(3) Remove the right engine mount heat shield
(Fig. 134).
(4) Disconnect the in block heater (if equipped)
(Fig. 134).
(5) Remove the right engine mount structural
bracket at the engine and transaxle (Fig. 135).
Fig. 133 OIL LEVEL INDICATOR
1 - OIL LEVEL INDICATOR
2 - BOLT
3 - TUBE
Fig. 134 RIGHT ENGINE MOUNT HEAT SHIELD
1 - CRANKSHAFT SENSOR
2 - BRACKET
3 - HEAT SHIELD
4 - EXHAUST
Fig. 135 INSPECTION COVER
1 - FLEX PLATE INSPECTION COVER
2 - RIGHT ENGINE MOUNT BRACKETING
9 - 184
ENGINE 3.8L
CS
OIL FILTER ADAPTER (Continued)
(6) Remove the flex plate inspection cover (Fig.
135).
(7) Remove oil pan fasteners (Fig. 137).
(8) Remove the oil pan and gasket (Fig. 137).
CLEANING
(1) Clean oil pan with solvent and wipe dry with a
clean cloth.
(2) Clean all gasket material from mounting sur-
faces of pan and block.
(3) Clean oil screen and pick-up tube in clean sol-
vent.
INSPECTION
(1) Inspect oil drain plug and plug hole for
stripped or damaged threads and repair as necessary.
Install a new drain plug gasket. Tighten to 27 N·m
(20 ft. lbs.).
(2) Inspect oil pan mounting flange for bends or
distortion. Straighten flange if necessary.
(3) Inspect condition of oil screen and pick-up tube,
clean or replace as necessary.
INSTALLATION
(1) Clean sealing surfaces and apply a 1/8 inch
bead of Mopar
t Engine RTV GEN II at the parting
line of the chain case cover and the rear seal retainer
(Fig. 136).
(2) Position a new pan gasket on oil pan (Fig. 137).
(3) Install oil pan and tighten fasteners to 12 N·m
(105 in. lbs.) (Fig. 137).
(4) Install the flex plate cover (Fig. 138).
(5) Install the right engine mount bracket (Fig.
138).
(6) Connect the in block heater (if equipped) (Fig.
138).
Fig. 136 Oil Pan Sealing
1 - SEALER LOCATIONS
Fig. 137 OIL PAN AND GASKET
1 - ENGINE BLOCK
2 - BOLT
3 - NUT
4 - OIL PAN
5 - BOLT
6 - GASKET
Fig. 138 INSPECTION COVER
1 - FLEX PLATE INSPECTION COVER
2 - RIGHT ENGINE MOUNT BRACKETING
CS
ENGINE 3.8L
9 - 185
OIL PAN (Continued)
(7) Install the right engine mount heat shield (Fig.
139).
(8) Lower vehicle and install oil level indicator
(Fig. 140).
(9) Connect negative cable to battery.
(10) Fill crankcase with oil to proper level.
OIL PRESSURE RELIEF VALVE
REMOVAL
(1) Remove oil pan (Refer to 9 - ENGINE/LUBRI-
CATION/OIL PAN - REMOVAL).
(2) Drill a 3.175 mm (1/8 in.) hole in the center of
the retainer cap (Fig. 141). Insert a self-threading
sheet metal screw into the cap.
(3) Using suitable pliers, remove cap and discard.
(4) Remove spring and relief valve (Fig. 141).
INSTALLATION
(1) Clean relief valve, spring and bore.
NOTE: Lubricate relief valve with clean engine oil
before installing.
(2) Install relief valve and spring into housing.
(3) Install new retainer cap until flush with seal-
ing surface.
(4) Install oil pan (Refer to 9 - ENGINE/LUBRI-
CATION/OIL PAN - INSTALLATION).
(5) Fill crankcase with proper oil to correct level.
OIL PRESSURE SWITCH
DESCRIPTION
The engine oil pressure switch is located on the
lower left front side of the engine. It screws into the
oil filter adapter. The normally closed switch provides
an input through a single wire to the low pressure
indicator light on the instrument cluster.
Fig. 139 RIGHT ENGINE MOUNT HEAT SHIELD
1 - CRANKSHAFT SENSOR
2 - BRACKET
3 - HEAT SHIELD
4 - EXHAUST
Fig. 140 OIL LEVEL INDICATOR
1 - OIL LEVEL INDICATOR
2 - BOLT
3 - TUBE
Fig. 141 Oil Pressure Relief Valve
1 - RELIEF VALVE
2 - SPRING
3 - RETAINER CAP
9 - 186
ENGINE 3.8L
CS
OIL PAN (Continued)
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