Chrysler Pacifica. Manual — part 712
(3) Rotate crankshaft so that the oil pump drive
flats are in the vertical position.
(4) Position oil pump inner rotor so the mating
flats are in the same position as the crankshaft drive
flats (Fig. 178).
CAUTION: Make sure the oil pump is engaged on
the crankshaft correctly or severe damage may
result.
(5) Install timing cover (Fig. 178).
(6) Install timing chain cover bolts. Tighten M8
bolts to 27 N·m (20 ft. lbs.) and M10 bolts to 54 N·m
(40 ft. lbs.) (Fig. 179).
(7) Install crankshaft front oil seal. (Refer to 9 -
ENGINE/ENGINE
BLOCK/CRANKSHAFT
OIL
SEAL - FRONT - INSTALLATION)
(8) Install crankshaft vibration damper. (Refer to 9
- ENGINE/ENGINE BLOCK/VIBRATION DAMPER -
INSTALLATION)
(9) Install the coolant cross over pipe (Fig. 180).
(10) Install A/C compressor.
Fig. 179 TIMING CHAIN COVER BOLT LOCATIONS
1 - BOLT - M8 x 1.25 x 95
4 - BOLT - M8 x 1.25 x 80
2 - BOLT - M10 x 1.5 x 100
5 - BOLT - M8 x 1.25 x 45
3 - BOLT - M10 x 1.5 x 85
Fig. 180 COOLANT CROSS OVER PIPE
1 - FLOW TO OIL COOLER
2 - FLOW TO RADIATOR
3 - PIPE
4 - FLOW FROM WATER PUMP
CS
ENGINE 3.8L
9 - 203
TIMING CHAIN COVER (Continued)
(11) Position and install the power steering line
hold downs at the cradle and A/C bracket.
(12) Connect the coolant hoses to the coolant cross
over pipe.
(13) Install the inner fender splash shield.
(14) Install oil pump pick-up tube with new
O-ring. Tighten attaching bolt to 28 N·m (250 in.
lbs.).
(15) Install the oil pan (Refer to 9 - ENGINE/LU-
BRICATION/OIL PAN - INSTALLATION).
(16) Lower the vehicle.
(17) Install water pump and pulley. (Refer to 7 -
COOLING/ENGINE/WATER PUMP - INSTALLA-
TION)
(18) Install camshaft position sensor (Refer to 8 -
ELECTRICAL/IGNITION
CONTROL/CAMSHAFT
POSITION SENSOR - INSTALLATION).
(19) Connect the A/C electrical connector and the
suction, discharge hoses (Fig. 181).
(20) Install the oil level indicator tube.
(21) Install the generator (Fig. 181).
(22) Install the power steering pump (Fig. 181).
(23) Install the idler pulley (Fig. 181).
(24) Install the accessory drive belt (Fig. 181)
(25) Install the upper engine mount (Refer to 9 -
ENGINE/ENGINE MOUNTING/RIGHT MOUNT -
INSTALLATION).
(26) Fill crankcase with engine oil to proper level.
(27) Fill cooling system. (Refer to 7 - COOLING -
STANDARD PROCEDURE)
(28) Evacuate and recharge A/C.
(29) Check and refill all fluid levels.
(30) Connect negative cable to battery.
TIMING CHAIN AND
SPROCKETS
REMOVAL
REMOVAL - TIMING CHAIN AND CAMSHAFT
SPROCKET
(1) Disconnect negative cable from battery.
(2) Remove the timing chain cover. (Refer to 9 -
ENGINE/VALVE TIMING/TIMING BELT / CHAIN
COVER(S) - REMOVAL)
(3) Rotate engine by turning crankshaft until the
timing marks are aligned as shown in (Fig. 182).
(4) Remove camshaft sprocket attaching bolt.
(5) Remove
the
timing
chain
with
camshaft
sprocket.
(6) Remove the crankshaft sprocket. (Refer to 9 -
ENGINE/VALVE
TIMING/TIMING
BELT/CHAIN
AND SPROCKETS - REMOVAL)
REMOVAL - CRANKSHAFT SPROCKET
(1) Remove
the
timing
chain.
(Refer
to
9
-
ENGINE/VALVE
TIMING/TIMING
BELT/CHAIN
AND SPROCKETS - REMOVAL)
(2) Using Special Tools 8539, 5048-6, and 5048-1,
remove the crankshaft sprocket while holding the
crankshaft from turning (Fig. 183). Be careful not to
damage the crankshaft surfaces.
INSTALLATION
INSTALLATION - CRANKSHAFT SPROCKET
(1) Position the sprocket on the crankshaft (timing
mark out) with the timing slot aligned with the tim-
ing pin.
(2) Install sprocket using Special Tool 8452 (Fig.
184). Install sprocket until it is fully seats on the
crankshaft.
(3) Install the timing chain and camshaft sprocket.
(Refer to 9 - ENGINE/VALVE TIMING/TIMING
BELT/CHAIN AND SPROCKETS - INSTALLATION)
INSTALLATION - TIMING CHAIN AND
CAMSHAFT SPROCKET
(1) Rotate crankshaft so the timing arrow is to the
12 o’clock position (Fig. 182).
Fig. 181 ACCESSORY DRIVE BELT
1 - POWER STEERING
2 - GENERATOR
3 - ENGINE OIL COOLER
4 - AIR CONDITIONING COMPRESSOR
5 - IDLER PULLEY
6 - BELT TENSIONER
7 - CRANKSHAFT DAMPER
8 - WATER PUMP
9 - 204
ENGINE 3.8L
CS
TIMING CHAIN COVER (Continued)
NOTE: Lubricate timing chain and sprockets with
clean engine oil before installation.
(2) While holding camshaft sprocket and chain in
hand, place timing chain around the sprocket, align-
ing the plated link with the dot on the sprocket. Posi-
tion the timing arrow to the 6 o’clock position (Fig.
182).
(3) Place timing chain around crankshaft sprocket
with the plated link lined up with the dot on the
sprocket. Install camshaft sprocket into position.
(4) Use a straight edge to check alignment of tim-
ing marks.
(5) Install camshaft sprocket bolt and washer.
Tighten bolt to 54 N·m (40 ft. lbs.).
(6) Rotate crankshaft 2 revolutions and check tim-
ing mark alignment (Fig. 182). If timing marks do
not line up, remove camshaft sprocket and realign.
(7) Install the timing chain cover. (Refer to 9 -
ENGINE/VALVE TIMING/TIMING BELT / CHAIN
COVER(S) - INSTALLATION)
(8) Connect negative cable to battery.
Fig. 182 TIMING MARKS
1 - CAMSHAFT SPROCKET TIMING MARK (DOT)
2 - PLATED LINK
3 - CRANKSHAFT SPROCKET TIMING MARK (DOT)
4 - ARROWS
Fig. 183 CRANKSHAFT SPROCKET - REMOVAL
1 - SPECIAL TOOL 5048-6
2 - SPECIAL TOOL 5048-1
3 - SPECIAL TOOL 8450
4 - CRANKSHAFT SPROCKET
5 - SPECIAL TOOL 8539
Fig. 184 CRANKSHAFT SPROCKET - INSTALLATION
1 - SPECIAL TOOL 8452-3
2 - SPECIAL TOOL 8452-1
3 - CRANKSHAFT SPROCKET
4 - THRUST BEARING / WASHER
CS
ENGINE 3.8L
9 - 205
TIMING CHAIN AND SPROCKETS (Continued)
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