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
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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
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Page 539 of 1226

Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-63 Duratec-1 6V (Sigma)/l.6L Duratec-1 6V (Sigma) 303-01 A-63
IN-VEHICLE REPAIR
23. Connect the brake booster vacuum line to 27. Install the
exhaust manifold lower heat
the intake manifold. shield
left-hand retaining bolts.
24. Raise and support the vehicle. 28.
N0TE:lnstall a
new flexible pipe gasket and
For
additional information, refer to: Lifting new
nuts.
(1 00-02 Jacking and Lifting, Description Attach the flexible pipe to the catalytic
and Operation). converter
25.
Install the intake manifold retaining bolt.
29. Remove the exhaust flexible pipe support.
26. Position the exhaust
manifold lower heat . 30, Install the camshaft.
shield and install the right-hand retaining
For additional information, refer to:
bolts. 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).
31.
N0TE:lnstall a new oil filter.
Change the engine oil.
32. Fill and bleed 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).
2006.0 Fiesta 1212006 GI 83740en
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Page 540 of 1226

Engine - 1.25L Duratec-1 6V (Sigma)lla4L
303-01 A-64 Duratec-1 6V (Sigma)ll .6L Duratec-1 6V (Sigma) 303-01 A-64
IN-VEHICLE REPAIR
Oil Pan(21 154 0)
Special Tool(s)
Adapter for 205-047
303-633 (2
1 -227)
1501 1
General Equipment
Slide Hammer
205-047 (1 5-0 1 1 )
I Five M8 x 20 mm studs I
Materials
Name
S~ecification
3m CAUTION:^^ order to prevent damage to
the sealing surfaces, only use the designated
special tool to remove the oil pan. Do not
use a chisel or a screwdriver for removal.
N0TE:Tighten the lock nut against the oil pan and
use several taps to release the oil pan from the
cylinder block.
Using the special tool, remove the oil pan.
Installation
1. CAUTIONS:
n~he oil pump gasket projects over the
cylinder block sealing surface and must not
Removal be damaged.
I. Raise and support the vehicle. For additional ADO not damage the rubber sealing surface
information, refer to Section 100-02 [Jacking of
the crankshaft rear oil seal carrier.
and Lifting].
I Using Loctite 7070, clean the engine cylinder
2. Drain the engine and remove the oil pan block and
oil pan mating faces.
retaining bolts.
1. Remove the oil drain plug. 2m ~CAUTION:T~~ crankcase may be
damaged
if sealant enters the blind holes. 2. Remove the oil pan retaining bolts.
I I Install five M8 x 20 mm studs into the blind
holes where shown.
2006.0 Fiesta 1212006 GI 83741 en
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Page 541 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-65 Duratec-1 6V (Sigma)ll .6L Duratec-1 6V (Sigma) 303-01 A-65
IN-VEHICLE REPAIR
3. N0TE:lnstall the oil pan within ten minutes 5. N0TE:Check the oil drain plug seal for
of applying sealant and tighten the bolts damage
and install a new drain plug if
( I within a further 5 minutes. necessary.
Apply a 3-4 mm diameter bead of sealant to Install the oil drain plug.
the oil pan flange.
6. Fill the engine with engine oil.
4. N0TE:Align the oil pan flush with the
cylinder block at the transaxle end.
Install the oil pan.
Tighten the oil pan retaining bolts in the
sequence shown in two stages.
Stage
I : 10 Nm.
( I Stage2:20Nm.
Remove the studs and install retaining bolts.
2006.0 Fiesta 1212006 GI 83741 en
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Page 542 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)llm4L
303-01 A-66 Duratec-1 6V (Sigma)/l.GL Duratec-1 6V (Sigma) 303-01 A-66
IN-VEHICLE REPAIR
Oil Pump(21 714 0)
Special Tool(s)
Removal
1. Remove the timing belt.
For additional information, refer to Timing
Belt in this section.
2. Remove the crankshaft timing belt pulley.
3. Detach the air conditioning (AIC) compressor
from the cylinder block and position
it to one
side.
4. Remove the oil pan.
For additional information, refer to Oil Pan
in this section.
5. Detach the oil pick-up tube from the oil pump
and remove the oil pump (engine shown
removed for clarity).
Discard the gaskets.
Remove and discard the crankshaft front oil
seal.
Installation
1. N0TE:lnstall a new oil pump gasket.
Install the oil pump (engine shown removed
for clarity).
2. N0TE:lnstall a new oil pump intake pipe
gasket.
2006.0 Fiesta 1212006 GI 83742en
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Page 543 of 1226
Engine - 1.25L Duratec-1 6V (Sigma)llI4L
303-01 A-67 Duratec-1 6V (Sigma)/l .6L Duratec-1 6V (Sigma) 303-01 A-67
IN-VEHICLE REPAIR
Attach the oil pick-up tube to the oil pump 6. Install the crankshaft timing belt pulley.
(engine shown removed for clarity).
7. Install the timing belt.
3. N0TE:lnstall a new crankshaft front oil seal.
For additional information, refer to Timing
Using the special tool, install the crankshaft Belt
in this section.
front oil seal.
4. Install the oil pan.
For additional information, refer to Oil Pan
in this section.
5. Attach the air conditioning (AIC) compressor
to the cylinder block.
2006.0 Fiesta 1212006 GI 83742en
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Page 544 of 1226

Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-68 Duratec-1 6V (Sigma)/l .6L Duratec-1 6V (Sigma) 303-01 A-68
IN-VEHICLE REPAIR
Crankshaft Rear Seal(21 468 4)
Discard the crankshaft rear oil seal carrier.
Removal
Special Tool(s) Discard the bolts.
Vehicles with manual transaxle
21168
21 540
1. Remove the clutch disc and pressure plate.
For additional information, refer to: Clutch
Disc and Pressure Plate (308-01 Clutch,
Removal and lnstallation).
2. Using the special tool, remove the flywheel.
Discard the bolts. Locking
Tool, Flywheel
303-393 (21 -1 68)
Gauge, Bolt Angle
303- 1 74 (2 1 -540)
Installation
All vehicles
4. Remove the crankshaft rear oil seal carrier.
All vehicles
1. Clean the crankshaft journal.
2. N0TE:lnstall a new crankshaft rear oil seal
carrier.
N0TE:A new crankshaft rear oil seal carrier is
supplied with an alignment sleeve which must be
removed following installation.
Vehicles with automatic transaxle N0TE:Do not lubricate the oil seal or crankshaft
3. Using the special tool, remove the flexplate. journal.
2006.0 Fiesta 1212006 GI 83743en
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