Page 588 of 1226
303-01 A-I 12
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-1 6V (Sigma)/lm6L Duratec-1 6V (Sigma)
ASSEMBLY
lnstall the drain plug.
lnstall the thermostat housing.
18. Install the positive crankcase ventilation 21. Install the oil pressure switch.
(PCV) cover.
Apply adhesive to the oil pressure switch
threads.
19' ~CAUTION:T~~ knock sensor (KS) cable
must not touch the cylinder head or the
PCV cover. Position the KS cable at
approximately the
10 o'clock position.
lnstall the KS.
20. N0TE:lnstall a new thermostat housing
gasket.
22' ACAUTION:D~ not damage the coolant
pump impeller.
N0TE:lnstall a new coolant pump gasket.
lnstall the coolant pump.
23, Turn the crankshaft to approximately 25
mm before top dead center (BTDC) on
cylinder number
I.
2006.0 Fiesta 1212006 GI 54225en
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Page 589 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01A-I13 Duratec-1 6V (Sigma)/l .6L Duratec-1 6V (Sigma)
303-01 A-I 13
ASSEMBLY
24n ACAUTION:T~~ thickness of the new 25.
Install the intake manifold lower retaining
, cylinder head gasket must be the same as bolt.
I , that
of the old one (hole marked).
N0TE:lnstall a new cylinder head gasket.
N0TE:Position the cylinder head onto the two
guide sleeves.
Using the special tool, install the cylinder
head.
Tighten the cylinder head bolts in the
sequence shown in three stages.
Stage 1: 15 Nm.
Stage2: 30 Nm.
Stage 3: 90 degrees.
26. Attach the oil level indicator tube to the
intake manifold.
Attach the KS electrical connector to the oil
level indicator tube.
27. Connect the PCV hose to the PCV cover.
28. N0TE:ldentification numbers are provided
on the outer face of the camshaft bearing
caps.
2006.0 Fiesta 1212006 GI 54225en
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Page 638 of 1226

303-01 B-I 6 Engine - 2.OL Duratec-HE (M14) 303-01 B-I 6
GENERAL PROCEDURES
Valve Clearance Adjustment
Feeler gauges 1
Materials
Special
Tool(s) 4.
Unclip the engine wiring harness from the i..
I I
Name Specification
intake manifold.
4. Remove the positive crankshaft ventilation
(PCV) hose.
/ ES21202
&
21211
1. Disconnect the battery ground cable.
General
Equipment
i
Socket, Spark Plug
303-499 (2
1 -202)
Pliers, Valve Stem Seal
303-508
(2 1 -2 1 1 )
- --
For additional information, refer to: Battery
Disconnect (41 4-01 Battery, Mounting and
Cables, General Procedures).
Silicone Sealant
2. Remove the air cleaner.
WSE-M4G323-A4
For additional information, refer to: Air 5. Disconnect the camshaft position (CMP)
Cleaner - 2.OL Duratec-HE (M14) (303-1 2
sensor electrical connector.
Intake Air Distribution and Filtering,
Removal and Installation).
3. Detach the engine wiring harness from the
valve cover.
1. Unclip the power steering return line from the
engine wiring harness bracket.
2. Remove the air cleaner retaining bracket.
3. Unclip the engine wiring harness bracket
from the intake manifold.
2006.0 Fiesta 1212006 G451279en
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Page 641 of 1226
303-01 B-19 Engine - 2.OL Duratec-HE (M14) 303-01 B-19
22. Using the special tool, connect the spark 25. Connect the CMP sensor electrical
plug electrical connectors. connector.
1 1
GENERAL PROCEDURES
23. Install the evaporative emission (EVAP) 26. Install the positive crankshaft ventilation
valve support bracket. (PCV) hose.
24. Install the air cleaner retaining bracket. 27. Attach the engine wiring harness to the
valve cover.
1. Clip the engine wiring harness to the intake
manifold.
2. Clip the engine wiring harness bracket to the
intake manifold.
3. Install the air cleaner retaining bracket.
4. Clip the power steering return line to the
engine wiring harness bracket.
2006.0 Fiesta 1212006 G451279en
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Page 646 of 1226
303-01 B-24 Engine - 2.OL Duratec-HE (M14) 303-01 B-24
IN-VEHICLE REPAIR
23. Disconnect the brake booster vacuum line
26. Disconnect the positive crankshaft
from the intake manifold.
ventilation
(PCV) hose from the intake
manifold.
24. Remove the oil level indicator and oil level
indicator tube.
27. Remove the intake manifold.
Installation
1. N0TE:lnstall new gaskets if necessary.
To install, reverse the removal procedure.
25. Remove the intake manifold retaining bolts
(engine shown removed for clarity).
Detach the intake manifold from the cylinder
head.
2006.0 Fiesta 12/2006 G451284en
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Page 649 of 1226
303-01 B-27 Engine - 2.OL Duratec-HE (M14) 303-01 B-27
IN-VEHICLE REPAIR
4. Detach the positive crankcase ventilation 7. Remove the EVAP valve bracket.
(PCV) hose from the valve cover.
8. Using the special tool, disconnect the spark
5. Disconnect the camshaft position sensor plug electrical
connectors.
(CMP sensor) electrical connector.
6. Remove the air cleaner retainer.
9. Using the special tool, remove the spark
plugs.
2006.0 Fiesta 1212006 G451288en
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Page 656 of 1226
303-01 B-34 Engine - 2.OL Duratec-HE (M14) 303-01 B-34
IN-VEHICLE REPAIR
37. Install the EVAP valve bracket. 40. Attach the positive crankcase ventilation
(PCV) hose to the valve cover.
/- r.
38. Install the air cleaner retainer.
41. Attach the engine wiring harness to the
valve cover.
1. Clip on the engine wiring harness at the
intake pipe.
2. Clip on the engine wiring harness bracket at
the intake pipe.
3. Install the air cleaner retainer.
4. Connect the power. steering fluid return line
to the retaining clip.
42. Install the air cleaner.
For additional information, refer to: Air
Cleaner
- 2.OL Duratec-HE (M14) (303-12
Intake Air Distribution and Filtering,
Removal and Installation).
43. Connect the battery ground cable.
For additional information, refer to: Battery
Disconnect
(414-01 Battery, Mounting and
Cables, General Procedures).
2006.0 Fiesta 1212006 G451288en
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Page 661 of 1226

303-01 B-39 Engine - 2.OL Duratec-HE (M14) 303-01 B-39
IN-VEHICLE REPAIR
Special Tool(s)
I I Universal Flange Holding I
General Equipment
15030A
1~6 x 18 mm bolt I
Wrench
205-072
Materials
Name Specification
Removal
Hypoid Gear Oil
Silicone Sealant
1. Disconnect the battery ground cable.
SQM-2C9002-AA
WSE-M4G323-A4
For additional information, refer to: Battery
Disconnect
(414-01 Battery, Mounting and
Cables, General Procedures).
2. Remove the air cleaner.
For additional information, refer to: Air
Cleaner
- 2.OL Duratec-HE (M14) (303-12
Intake Air Distribution and Filtering,
Removal and Installation).
3. Detach the engine wiring harness from the
valve cover.
1. Unclip the power steering return line from the
engine wiring harness bracket.
2. Remove the air cleaner retaining bracket.
3. Unclip the engine wiring harness bracket
from the intake manifold.
4. Unclip the engine wiring harness from the
intake manifold.
4. Remove the positive crankshaft ventilation
(PCV) hose.
2006.0 Fiesta 1212006 G451293en
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