Page 658 of 1226
303-01 B-36 Engine - 2.OL Duratec-HE (M14) 303-01 B-36
IN-VEHICLE REPAIR
Discard the valve seals. Release the valve spring.
Installation 3. Remove the special tools.
4. lnstall the valve tappets.
1. N0TE:lnstall new valve seals. 5. lnstall the camshafts. N0TE:Cover the valve collet groove on the valve
stem with a protective sleeve. For additional information, refer to:
Camshafts (303-01 Engine
- 2.OL Using the special tool, install the valve seals.
Duratec-HE (M14), In-vehicle Repair).
Remove the protective sleeve.
2. Using the special tools, install the valve
springs.
Install the valve spring retainer and the valve
spring.
Compress the valve spring.
Install the valve collets.
2006.0 Fiesta 1212006 G37453en
procarmanuals.com
Page 659 of 1226
303-01 B-37 Engine - 2.OL Duratec-HE (M14) 303-01 B-37
IN-VEHICLE REPAIR
Valves(21 2 1 5 4)
Adapter for 303-361 A
303-361 -02 (2 1-1 55-02A)
Special Tool(s)
I I Pliers, Valve Stem Seal I
21155
Removal
Compressor, Valve Spring
303-361 A (21 -1 55A)
1. Remove the cylinder head.
For additional information, refer to: Cylinder
Head (303-01 Engine
- 2.OL Duratec-HE
(M14), In-vehicle Repair).
2. Using the special tools, remove the valve
springs.
Compress the valve spring.
Remove the valve collets.
Release the valve spring.
Remove the valve spring retainer and the
valve spring.
3. Using the special tool, remove the valve
seals.
Discard the valve seals.
4. Remove the valves.
Installation
1. Install the valves.
2. N0TE:lnstall new valve seals.
N0TE:Cover the valve collet groove on the valve
stem with a protective sleeve.
Using the special tool, install the valve seals.
2006.0 Fiesta 12/2006 G37454en
procarmanuals.com
Page 660 of 1226
303-01 B-38 Engine - 2.OL Duratec-HE (M14) 303-01 B-38 - --
IN-VEHICLE REPAIR
Remove the protective sleeve.
3.
Using the special tools, install the valve
springs.
lnstall the valve spring retainer and the valve
spring.
Compress the valve spring
Install the valve collets.
Release the valve spring.
4. Remove the special tools.
5. lnstall the cylinder head.
For additional information, refer to: Cylinder
Head (303-01 Engine
- 2.OL Duratec-HE
(M14), Invehicle Repair).
2006.0 Fiesta 1212006 G37454en
procarmanuals.com
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
procarmanuals.com
Page 662 of 1226
303-01 B-40 Engine - 2.OL Duratec-HE (M14) 303-01 B-40
IN-VEHICLE
REPAIR
5. Disconnect the camshaft position (CMP) 8. Using the special tool, disconnect the spark
sensor electrical connector.
plug electrical connectors.
1.
6. Remove the air cleaner retaining bracket. 9. Using the special tool, remove the spark
plugs.
7. Remove the evaporative emission (EVAP)
valve support bracket.
10. Remove the valve cover.
11. Remove the accessory drive belt.
For additional information, refer to:
Accessory Drive Belt
- 2.OL Duratec-HE
(M14) (303-05 Accessory Drive, Removal
and Installation).
c
2006.0 Fiesta la2006 G451293en
procarmanuals.com
Page 663 of 1226
303-01 B-41 Engine - 2.OL Duratec-HE (M14) 303-01 B-41
IN-VEHICLE REPAIR
12. Raise and support the vehicle. For Remove and discard the constant velocity
additional information, refer to: (1 00-02 (CV) joint boot clamp.
I Jacking and Lifting)
Jacking (Description and Operation),
Lifting (Description and Operation).
13. Disconnect the crankshaft position (CKP)
sensor electrical connector.
14. Disconnect the generator electrical
connectors.
Unclip the wiring harness.
16. N0TE:Only rotate the crankshaft in the
normal direction of rotation.
Rotate the crankshaft until piston No.
1 is
approximately 45 degrees before top dead
center (BTDC).
15.
N0TE:Do not damage the inner constant
velocity (CV) joint boot.
Detach the inner CV joint boot from the
intermediate shaft.
2006.0 Fiesta 1212006 G451293en
procarmanuals.com
Page 664 of 1226

303-01 B-42 Engine - 2.OL Duratec-HE (M14) 303-01 B-42 -
IN-VEHICLE REPAIR
18. Remove the cylinder block lower blanking
plug and install the special tool.
19. Lower the vehicle.
20. Remove the engine front cover upper
blanking plug.
3. Install a suitable M6 x 18 mm bolt through
the blanking plug to secure the timing chain
guide in the detensioned position.
22m ACAUTION:H~I~ the camshaft by the
hexagon with an open-ended wrench to
stop it from turning.
21 ACAUTION:T~ detension the timing chain,
make sure the timing chain tensioner N0TE:Using a suitable piece of wire, prevent the
ratchet is in the released position. timing chain and the sprocket from dropping into
the timing case.
Detension the timing chain. -
Loosen the camshaft sprockets retaining
1. Using a suitable screwdriver, unlock the bolts.
timing chain tensioner ratchet.
2. Carefully turn the exhaust camshaft by the Detach the exhaust camshaft sprocket
hexagon in the normal direction of rotation, together
with the timing chain from the
exhaust camshaft.
to detension the timing chain tensioner.
2006.0 Fiesta 1212006 G451293en
procarmanuals.com
Page 665 of 1226

303-01 B-43 Engine - 2.OL Duratec-HE (M14) 303-01 B-43
IN-VEHICLE REPAIR
23m L?~AUTION:K~~~ the camshaft bearing Coat the camshaft bearing caps with oil.
I caps, the camshafts and the camshaft Tighten the bolts in two stages:
- s~rockets in order for installation. Stage I: 7 Nm. 1 Stage 2: 16 Nm. N0TE:Working in several stages, release each
camshaft bearing cap retaining bolt two turns at a
time.
Remove the camshaft bearing caps in the
sequence shown.
24. N0TE:Using a suitable piece of wire,
prevent the timing chain and the sprocket
from dropping into the timing case.
I Detach the intake camshaft sprocket from
the intake camshaft.
25m ACAUTION:K~~~ the valve tappets in
order for installation.
Remove the valve tappets.
Installation
1. Install the valve tappets.
2.
N0TE:Do not tighten the camshaft sprocket
retaining bolt at this stage.
Attach the intake camshaft sprocket together
with the timing chain to the intake camshaft
and insert the intake camshaft.
3. CAUTIONS:
Anstall the camshafts approximately at
valve overlap position cylinder No.
4.
nlnstall the camshafts and bearing caps
in their original location.
4. N0TE:Only carry out the following step when
a new cylinder head or new valves are
installed.
Check the valve clearance and adjust
if
necessary.
For additional information, refer to: Valve
Clearance Adjustment (303-01 Engine
- 2.OL
Duratec-HE (M14), General Procedures).
5. N0TE:Do not tighten the camshaft sprocket
retaining bolt at this stage.
Attach the exhaust camshaft sprocket
together with the timing chain to the exhaust
camshaft.
Install the camshafts.
Working in several stages, evenly tighten the
camshaft bearing cap bolts in the sequence
shown, one half turn at a time.
2006.0 Fiesta 1212006
procarmanuals.com