Page 545 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-69 Duratec-1 6V (Sigma)/l .6L Duratec-I 6V
(Sigma)
303-01 A-69
IN-VEHICLE REPAIR
Install the crankshaft rear oil seal carrier. 4. Install the clutch disc and pressure plate.
For additional information, refer to: Clutch
Disc and Pressure Plate (308-01 Clutch,
Removal and Installation).
Vehicles with automatic transaxle
5. N0TE:Position of location stud for the
flexplate.
NOTE:
l nstall new flexplate retaining bolts.
Using the special tool, install the flexplate.
Tighten the bolts in the sequence shown in
two stages:
Vehicles with manual transaxle Stage 1: 30 Nm.
Stage 2: 80 degrees. - 3. N0TE:Position of location stud for the -
flywheel.
N0TE:lnstall new flywheel retaining bolts.
Using the special tool, install the flywheel.
Tighten the bolts in the sequence shown in
two stages:
Stage 1: 30
Nm.
Stage 2: 80 degrees.
1
6. Remove the special tool.
2006.0 Fiesta 1212006 GI 83743en
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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
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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 548 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-72 Duratec-1 6V (Sigma)Il.GL Duratec-1 6V (Sigma) 303=01 A-72
REMOVAL
13. Using the special tool, disconnect the 16. Disconnect the catalyst monitor sensor
coolant hose from the coolant distribution electrical connector.
housing.
I
17. Disconnect the power steering pressure
14. Using the special tool, disconnect the hose
(PSP) switch electrical connector.
from the coolant distribution housing.
18. Disconnect the engine wiring harness
15. Disconnect the heated oxygen (H02S) electrical connector.
sensor electrical connector.
2006.0 Fiesta 1212006 Gll3163en
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Page 549 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)lIl4L
Duratec-1 6V (Sigma)ll .6L Duratec-1 6V (Sigma)
REMOVAL
19. Disconnect the EVAP electrical connector. 22.
Disconnect the knock sensor (KS) electrical
connector.
20. Disconnect the low pressure evaporate
emission (EVAP) hose from the EVAP valve. 23.
Disconnect the generator electrical
connectors.
21. Detach the brake booster vacuum line from
the intake manifold. 24.
Remove the right-hand
headlamp assembly.
For additional information, refer to:
Headlamp Assembly (41 7-01 Exterior
Lighting, Removal and Installation).
25. Disconnect the air conditioning
(AIC)
lower-pressure cut-off switch electrical
connector.
2006.0 Fiesta 1212006 GI 131 63en
procarmanuals.com
Page 550 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-1 6V (Sigma)ll.GL Duratec-1 6V (Sigma)
REMOVAL
26. Remove the engine wiring harness support
29. Detach the power steering line support
bracket. bracket from the cylinder head.
f
27. Disconnect the engine coolant temperature
30. Detach the power steering line from the
(ECT) electrical connector.
power steering pump mounting bracket.
28. Disconnect the electronic ignition (El) coil
31. Disconnect the engine ground cable.
electrical connector.
32. Raise and support the vehicle.
For additional information, refer to: Lifting
(100-02 Jacking and Lifting, Description
and Operation).
2006.0 Fiesta 1212006 GII 31 63en
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Page 551 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-I 6V (Sigma)/l .6L Duratec-16V (Sigma)
REMOVAL
33. Disconnect the NC compressor clutch 36. Disconnect the crankshaft position (CKP)
electrical connector. sensor
electrical connector.
34. Disconnect the NC high-pressure cut-off 37. Disconnect the reversing lamp switch
switch electrical connector. electrical connector.
35. Disconnect the oil pressure switch
electrical connector. 38. Disconnect the ignition switch to starter
motor solenoid and battery to starter motor
solenoid cables.
39m ACAUTION:~~~~ bending of the exhaust
flexible pipe may cause damage resulting
in failure.
2006.0 Fiesta IZIZOO~ G113163en
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Page 552 of 1226

Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-76 Duratec-1 6V (Sigma)lll6L Duratec-1 6V (Sigma) 303-01 A-76
REMOVAL
Support the exhaust flexible pipe with a
suitable support wrap or suitable splint. 43.
Detach the power steering line support
bracket from the engine block.
/' -
40. Detach the exhaust flexible pipe from the
44. Disconnect the power steering line from
catalytic converter. the steering pump.
Discard the nuts and the gasket.
Allow the fluid to drain into a suitable
container.
41. Remove the accessory drive belt.
For additional information, refer to: 45.
Using the special tool, detach the power
Accessory Drive Belt
- I .4L Duratec-16V steering line from the power steering pump.
(Sigma)ll.GL Duratec-1 6V (Sigma), Allow the fluid to drain into a suitable
Vehicles With: Air Conditioning (303-05 container.
Accessory Drive, Removal and
Installation).
42. Detach the
AIC compressor from the
cylinder block and position
it to one side.
2006.0 Fiesta 1212006 GII 31 63en
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