03-018-50
Engine, 4.6L (2V)
03-018-50
IN-VEHICLE SERVICE (Continued)
9. Remove eight nuts retaining LH exhaust manifold
and remove LH exhaust manifold and two
exhaust manifold gaskets (9448).
NOTE:
LH
EXHAUST MANIFOLD SHOWN
RH EXHAUST MANIFOLD TYPICAL
10. For RH exhaust manifold, remove eight nuts
retaining exhaust manifold to cylinder head
(6049) and studs and remove RH exhaust
manifold and exhaust manifold gasket.
Installation
1 .
If
RH exhaust manifold is being replaced, transfer
EGR valve tube to manifold connector (9F485)
and tighten to 45-65 N·m (34-47 1b-ft).
2. Clean mating surfaces of exhaust manifolds and
cylinder heads.
3. Position exhaust manifold gasket and LH exhaust
manifold to cylinder head and studs and install
eight retaining nuts. Tighten in sequence to 18-22
N·m (14-16 1b-ft).
Installation Sequence
NOTE: ENGINE SHOWN REMOVED
FOR CLARITY
NOTE: LH EXHAUST MANIFOLD SHOWN
RH EXHAUST MANIFOLD SIMILAR
AA0637-A
4. Position two exhaust manifold gaskets and LH
exhaust manifold to cylinder head and studs and
install eight retaining nuts. Tighten in sequence to
18-22 N·m (14- 1 6 1b-ft). Refer to above
illustration.
5.
Position and connect steering shaft. Refer to
Section 1 1-Q4.
6.
NOTE: Loosen line nut at EGR valve (EGR
valve)(9D475) prior to installing assembly into
vehicle. This will allow enough movement to align
EGR valve retaining bolts.
Position and connect EGR valve to exhaust
manifold tube to exhaust manifold. Tighten line nut
to 35-45 N-m (26-33 1b-ft).
7. NOTE: Two through bolts required on
LH
front
engine support insulator (6038) and one through
bolt required on RH front engine support insulator.
NOTE: Make sure exhaust system clears
No.
3
crossmember. Adjust as necessary.
Remove wire and position three way catalytic
converter. Install four nuts and tighten to 27-41
N·m (2Q-30 lb-ft).
8.
Connect fuel charging wiring to heated oxygen
sensors.
9.
Lower vehicle.
10. Connect battery ground cable.
1 1 . Start engine and check for exhaust leaks.
Oil Pan/Oil Pump Screen Cover and Tube
Removal
1 . Disconnect battery ground cable (14301). Refer
to Section 1 4-o 1 .
2. Remove air cleaner outlet tube (98659). Refer to
Section 03- 1 2.
3.
Drain engine cooling system and remove cooling
fan motor
I
fan blade (8600) and fan shroud
(8146) assembly. Refer to Section 03-03.
4.
Relieve fuel system pressure and disconnect
fuel
lines. Refer to Section 1
o-o
1 .
5. Remove upper radiator hose (8260).
6. Remove windshield wiper governor ( 17C476)
and support bracket. Refer to Section 01-16.
7. Recover air conditioning system. Refer to
Section
1 2-oo.
8.
Disconnect air conditioning compressor outlet
hose at A / C compressor ( 19703) and remove
bolt retaining hose to
RH
ignition coil bracket.
9. Remove fuel charging wiring, 42-pin connector
from retaining bracket on power brake booster
(2005).
10. Disconnect 42-pin connector and 8-pin connector.
1 1 . Remove EGR backpressure transducer and
disconnect heater water hose ( 18472).
1997 Thunderbird, Cougar July 1996