Page 530 of 1226

Engine - I .25L Duratec-1 6V (Sigma)llI4L
303-01 A-54 Duratec-1 6V (Sigma)/l .6L Duratec-1 6V (Sigma)
303-01 A-54
IN-VEHICLE REPAIR
Cylinder Head(21 163 0)
1 I Socket, Cylinder Head Bolts I
Discard the gasket and the nuts. (
Removerllnstaller, Hose
Clamp
303-397 (24-003)
I 24003 1 1 5. Raise and support the vehicle.
Removal
I I 1 For additional information, refer to: Lifting
(100-02 Jacking and Lifting, Description
1. Release the fuel system pressure.
Materials
For
additional information, refer to: Fuel
System Pressure Release (31 0-00 Fuel
System - General Information, General
Procedures). and
Operation).
2. Drain the
cooling system.
For
additional information, refer to: Cooling
System Draining, Filling and Bleeding
(303-03 Engine Cooling - 1.4L
Duratorq-TDCi (DV) Diesel, General 7. Remove the exhaust manifold lower heat
Procedures). shield left-hand retaining bolts.
3. Remove the camshaft.
Name
Specification
6. Using a suitable splint or wrap support the
For
additional information, refer to:
Camshafts
(303-01 Engine - 1.25L
Duratec-1 6V (Sigma)ll.4L Duratec-1 6V
(Sigma)ll.GL Duratec-1 6V (Sigma),
In-vehicle Repair).
Engine oil I WSS-M2C912-A1
4. Detach the exhaust flexible pipe from the
catalytic converter. exhaust
flexible pipe.
8. Remove the exhaust manifold lower heat
shield right-hand retaining bolts.
2006.0 Fiesta 1212006 GI 83740en
procarmanuals.com
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
procarmanuals.com
Page 537 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01A-61 Duratec-1 6V (Sigma)/l .6L Duratec-I 6V (Sigma) 303-OIA-61
IN-VEHICLE REPAIR
11. Connect the engine coolant temperature 14.
Using the special tool, connect the coolant
/ (ECT) sensor electrical connector.
hose to the coolant distribution assembly.
12. Using the special tool, connect the degas 15.
Connect the fuel return line quick release
hose to the cylinder head. coupling.
13. Using the special tool, connect the coolant
hose to the coolant distribution assembly. For additional
information, refer to: Quick
Release Coupling (310-00 Fuel System
-
General Information, General Procedures).
16. Connect the fuel supply line quick release
coupling.
For additional information, refer to: Quick
Release Coupling (310-00 Fuel System
-
General Information, General Procedures).
2006.0 Fiesta 1212006 GI 83740en
procarmanuals.com
Page 538 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-1 6V (Sigma)ll.GL Duratec-1 6V (Sigma)
IN-VEHICLE REPAIR
17. Connect the evaporate emission (EVAP) 20. Connect the vacuum hose to the fuel
valve electrical connector. pressure regulator.
18. Connect the engine wiring harness
21. Connect the generator electrical connector.
electrical connector.
22. Connect the positive crankcase ventilation
19. Connect the EVAP hose to the EVAP valve. (PCV) hose to the PCV.
2006.0 Fiesta 1212006 GI 83740en
procarmanuals.com
Page 546 of 1226

Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-70 Duratec-I 6V (Sigma)lll6L Duratec-1 6V (Sigma) 303-01 A-70
REMOVAL
Engine
Special Tool(s)
I I Removerllnstaller, Hose
622
General Eaui~ment
Wrench, Hydraulic Line Union
!:!-269 ( 1 3-027)
I Engine hoist I
I Securing straps I
I Workshop table I
Removal
All vehicles
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. Release the fuel system pressure.
For additional information, refer to: Fuel
System Pressure Release (31 0-00 Fuel
System
- General Information, General
Procedures).
2. Remove the air cleaner.
For additional information, refer to: Cooling
System Draining, Filling and Bleeding
(303-03 Engine Cooling - 1.4L
Duratorq-TDCi (DV) Diesel, General
Procedures).
3. Drain the cooling system.
For additional information, refer to: Cooling
System Draining, Filling and Bleeding
(303-03 Engine Cooling - 1.4L
Duratorq-TDCi (DV) Diesel, General
Procedures).
4. Remove the front wheels and tires.
For additional information, refer to: Wheel
and Tire (204-04 Wheels and Tires, Removal
and Installation).
5. Disconnect the powertrain control module
(PCM) electrical connector.
For additional information, refer to:
Powertrain Control Module (PCM)
- 1.25L
Duratec-1 6V (Sigma)ll.4L Duratec-1 6V
(Sigma)ll .6L Duratec-1 6V (Sigma) (303-1 4
Electronic Engine Controls, Removal and
Installation).
6. Loosen the strut and spring assembly top
mount nuts by three turns on both sides.
2006.0 Fiesta 1212006 GII 31 63en
procarmanuals.com
Page 547 of 1226
Engine - I .25L Duratec-1 6V (Sigma)ll.4L
Duratec-1 6V (Sigma)ll .6L Duratec-1 6V (Sigma)
REMOVAL
7. Disconnect the fuel return line quick release 10. Detach the power steering fluid reservoir
coupling. from
the bracket and position
it to one side.
i For additional information, refer to: Quick
Release Coupling
(310-00 Fuel System -
General Information, General Procedures).
8. Disconnect the fuel supply line quick release
coupling.
For additional information, refer to: Quick
Release Coupling
(310-00 Fuel System -
General Information, General Procedures).
9. Detach the fuel line and the degas line from
the intake manifold.
Remove the cable tie. 11.
Using
the special tool, disconnect the
degas hose from the cylinder head.
12. Detach the coolant expansion tank from
the bracket and position
it to one side.
2006.0 Fiesta 1212006 GI 131 63en
procarmanuals.com
Page 558 of 1226

Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-0 I Am82 Duratec-1 6V (Sigma)ll .6L Duratec-1 6V (Sigma)
303-01 Am82
REMOVAL
Lifting Bracket, Engine
303-1 22 (21 -068A)
Engine - Vehicles With: Automatic Transaxle
Special Tool(s) present and may ignite. Failure to follow (.
2. Remove the air cleaner.
622
For additional information, refer to: Air
Cleaner - 1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-1 6V (Sigma)/l .6L Duratec-1 6V
(Sigma) (303-12 Intake Air Distribution and
Filtering, Removal and Installation).
I I 1 3. Drain the cooling system.
Wrench, Hydraulic Line Union
"-269 (13-027)
I I Remover/lnstaller, Hose I
these instructions may result in personal
injury.
1. Release the fuel system pressure.
For
additional information, refer to: Fuel
System Pressure Release (31 0-00 Fuel
System - General Information, General
Procedures).
General Eaui~ment
I Engine hoist I
I Securing straps I
I Workshop table I
All vehicles
WARNINGS:
A Refer to the Material Safety Data Sheets
for the Automatic Transmission
Fluid
E-AW. Failure to follow this instruction may
result in personal injury. Certain
Transmission and Power Steering fluids
supplied to Ford contain additives which
may cause skin irritation or other skin
reactions after contact.
For
additional information, refer to: Health
and Safety Precautions (1 00-00 General
Information, Description and Operation).
See
- Transmission Fluids.
A Do not smoke or carry lighted tobacco or
open flame of any type when working on
or near any
fuel related components.
Highly flammable vapors are always
For additional information, refer to: Cooling
System Draining, Filling and Bleeding -
1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-1 6V (Sigma)ll .6L Duratec-1 6V
(Sigma)llm3L Duratec-8V (Rocam) (303-03A,
General Procedures). ,'
4. Remove the front wheels and tires. C'
For additional information, refer to: Wheel
and Tire (204-04 Wheels and Tires, Removal
and Installation).
5. Disconnect the powertrain control module
(PCM) electrical connector.
For
additional information, refer to:
Powertrain
Control Module (PCM) - 1.25L
Duratec-1 6V (Sigma)ll.4L Duratec-1 6V
(Sigma)ll .6L Duratec-1 6V (Sigma) (303-14
Electronic Engine Controls, Removal and
Installation).
6. Loosen the strut and spring assembly top
mount nuts by three turns on both sides.
--
2006.0 Fiesta 1212006 G380458en
procarmanuals.com