Page 504 of 1226

Engine - I .25L Duratec-1 6V (Sigma)llm4L
303-01 A-28 Duratec-1 6V (Sigma)llm6L Duratec-1 6V (Sigma) 303-01 A-28
IN-VEHICLE REPAIR
Valve Cover(21 141 0)
Materials 4. Remove the valve cover. (. ,
Name Specification
I Silicone grease IESE-MlC171-AA I
Removal
A WARNING:Do not smoke or carry lighted
tobacco or open flame of any type when
working on or near any fuel related
components. Highly flammable mixtures
are always present and may ignite. Failure
to follow these instructions may result
in
personal injury.
1. Disconnect the battery ground cable. For
additional information, refer to
Section
414-01 [Battery, Mounting and
Cables].
2. Remove the air cleaner. For additional
information, refer to Section
303-12 [Intake
Air Distribution and Filtering].
3. Disconnect the spark plug electrical
connectors and detach the wires from the
valve cover.
Installation
1. N0TE:Check the valve cover gasket for
damage and install a new valve cover gasket
if necessary.
N0TE:lnstall the stud bolts to positions 5 and 6.
Install the valve cover.
Tighten the bolts in the sequence shown in
three stages.
Stage 1: Tighten bolt 1 by 3 to 4 turns.
Stage 2: Tigthen bolts 1 through 13 to 3 Nm.
Stage 3: Tigthen bolts 1 through 13 to 9 Nm.
2m ACAUTION:~~~ a suitable blunt object to
avoid damage to the spark plug connector
gasket. Coat the inside of the spark plug
connector with silicone grease to depth of
5-10 mm.
- - --
2006.0 Fiesta 1212006 GI 83729en
procarmanuals.com
Page 505 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)llI4L I 303-01 Am29 Duratec-1 6V (Sigma)ll .6L Duratec-1 6V (Sigma) 303-01 A-29
IN-VEHICLE REPAIR
Connect the spark plug electrical connectors
and attach the wires to the valve cover.
3. Install the air cleaner. For additional
information, refer to Section 303-1
2 [Intake
Air Distribution and Filtering].
4. Connect the battery ground cable. For
additional information, refer to
Section 414-01 [Battery, Mounting and
Cables].
2006.0 Fiesta 1212006 GI 83729en
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Page 514 of 1226
Engine - I .25L Duratec-1 6V (Sigma)llm4L
Duratec-1 6V (Sigma)/l .6L Duratec-1 6V (Sigma)
IN-VEHICLE REPAIR
4. Remove the crankshaft pulley. 8. Detach the power steering fluid reservoir
from the bracket and position
it to one side. f
5. Remove the coolant pump pulley.
6. Remove the timing belt cover retaining bolts.
9. Detach the coolant expansion tank from the
bracket and position
it to one side.
1. Remove the timing belt upper cover retaining
bolts. 10. Disconnect the generator electrical
connector.
2. Remove the timing belt lower cover retaining
bolts.
Remove the lower cover.
7. Lower the vehicle.
11. Detach the generator from the engine.
1. Loosen the bolt.
2. Remove the bolt.
2006.0 Fiesta IZIZOO~ GI 83738en
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Page 521 of 1226
Engine - I .25L Duratec-1 6V (Sigma)llm4L
303-01A-45 Duratec-1 6V (Sigma)/l .6L Duratec-1 6V (Sigma) 303-01 A-45
IN-VEHICLE REPAIR
lnstall the engine front mount.
27. Remove the
trolley jack.
28. Attach the generator.
1. lnstall the stud and nut.
2. lnstall the bolt.
3. Tighten the bolt.
31. lnstall the timing belt upper cover retaining
bolts.
32. N0TE:Do not tighten the coolant pump
pulley retaining bolts at this stage.
lnstall the coolant pump pulley.
I 33. lnstall the accessory drive belt.
29. Connect the generator electrical connector.
For additional information, refer to:
Accessory Drive
Belt - 1.4L Duratec-1 6V
(Sigma)ll.GL Duratec-1 6V (Sigma),
Vehicles With: Air Conditioning (303-05
Accessory Drive,
Removal and
Installation).
30. Raise and support the vehicle.
For additional information, refer to: Lifting
(100-02 Jacking and Lifting, Description
and Operation).
2006.0 Fiesta 1212006 GI 83738en
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Page 524 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-48 Duratec-1 6V (Sigma)/l .6L Duratec-1 6V (Sigma)
303-01 A-48
IN-VEHICLE REPAIR
7. Remove the engine support insulator
retaining bolt.
8. Remove the exhaust manifold lower heat
shield left-hand retaining bolts. 11.
Disconnect the heated oxygen
(H02S)
sensor electrical connector. //' '
12. Disconnect the catalyst monitor sensor
electrical connector.
9. Remove the exhaust manifold lower heat
13. Detach the power steering line support
shield right-hand retaining bolts.
bracket from the cylinder head.
Remove the lower heat shield.
10. Lower the vehicle.
2006.0 Fiesta 1212006 GI 83739en
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Page 528 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-52
Duratec-1 6V (Sigma)ll.GL Duratec-1 6V (Sigma)
303-0 1 A-52
IN-VEHICLE REPAIR
13. Connect the catalyst monitor sensor
17. Install the exhaust manifold lower heat
electrical connector.
shield left-hand retaining bolts.
I I 'b -
14. Connect the heated oxygen (HO2S) sensor
18. Install the engine support insulator
electrical connector. retaining bolt.
15. Raise and support the vehicle. 19. Attach the exhaust system insulators to the
For additional information, refer to: Lifting exhaust
brackets.
(1 00-02 Jacking and Lifting, Description
20. N0TE:lnstall a new exhaust manifold gasket
and Operation). and new nuts.
16. Position the exhaust manifold lower heat
Attach the exhaust flexible pipe to the
shield and install the right-hand retaining
catalytic converter.
bolt.
21. Remove the exhaust flexible pipe support
wrap or splint.
2006.0 Fiesta 1212006 GI 83739en
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Page 531 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)llI4L
303-01 Am55 Duratec-1 6V (Sigma)lll6L Duratec-1 6V (Sigma) 303-01 A-55
IN-VEHICLE REPAIR
Remove the lower heat shield.
9.
Remove the intake manifold retaining bolt.
10. Lower the vehicle.
12. Disconnect the brake booster vacuum line
from the intake manifold.
13. Disconnect the positive crankcase
ventilation (PCV) hose from the PCV.
11. Disconnect the vacuum hose from the fuel
pressure regulator.
14. Disconnect the generator electrical
connector.
2006.0 Fiesta 1212006 GI 83740en
procarmanuals.com
Page 532 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-56 Duratec-1 6V (Sigma)ll .6L Duratec-1 6V (Sigma) 303-01 A-56
IN-VEHICLE REPAIR
15. Disconnect the evaporative emissions 18. Disconnect the fuel supply line quick
(EVAP) hose from the EVAP valve.
release coupling.
f
16. Disconnect the engine wiring harness
electrical connector.
17. Disconnect the EVAP valve electrical
connector. For
additional information, refer to: Quick
(..
Release Coupling (310-00 Fuel System -
General Information, General Procedures).
I 9. Disconnect the fuel return line quick release
coupling.
For additional information, refer to: Quick
Release Coupling
(31 0-00 Fuel System -
General Information, General Procedures).
20. Using the special tool, disconnect the
coolant hose from the coolant distribution
assembly.
2006.0 Fiesta 1212006 GI 83740en
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