cam FORD FIESTA 2007 Service Manual

Engine - 1.25L Duratec-1 6V (Sigma)llm4L
303-01 A-I 1 Duratec-1 6V (Sigma)/l .6L
Duratec-1 6V (Sigma) 303-01
A-I 1 - -
DESCRIPTION AND OPERATION
Valve train
B Camshaft timing belt pulleys, 1.411.6L
1 I Duratec 1 6V engine
Item Description
As a significant modification of the valve train, the
camshaft timing belt pulleys are now made of
reinforced plastic. The design has also been
changed in the process.
A
The basic procedure for installing the camshaft
timing belt pulleys remains the same.
Camshaft
timing belt pulleys,
1.411.6L
Zetec SE engine
It should however be noted that plastic sleeves are
located above the stud on Special Tool
205-072
(1 5-030 A) in order to protect the camshaft timing
belt pulley against damage.
2006.0 Fiesta 1212006 GI 7901 7en
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Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-I 3 Duratec-1 6V (Sigma)ll.GL Duratec-1 6V (Sigma) 303-01 A-I
3
GENERAL PROCEDURES
Valve Clearance Adjustment
1. Remove the valve cover. clearance.
I
General Equipment 2. Tappet thickness required = thickness of
currently installed tappet
+ the measured
For additional information, refer to Valve For additional information, refer to
Cover in this section. Specifications in this section.
3. Install the correct tappet.
*' ~AUTION:O~~Y turn the engine in the 7. NOTE:Do not install the timing belt at this normal direction of rotation.
stage.
Feeler gauges
Turn the engine until piston No. 1 is at top
Install the camshafts.
dead center (TDC).
For additional information, refer to
3. N0TE:Note down each cylinder number and
Camshafts in this section.
the valve clearances measured.
8. N0TE:Turn the camshafts to measure the
Using a suitable set of feeler gauges,
valve clearances.
measure the valve clearances.
Measure the valve clearances and repeat this
valve clearance - the required valve
procedure as necessary until all valve
clearances are within the specified tolerance.
9. Install the timing belt.
For additional information, refer to Timing
Belt in this section.
10, Install the valve cover.
For additional information, refer to Valve
Cover in this section.
4m ~CAUTION:O~I~ turn the engine in the
normal direction of rotation.
Turn the engine until each piston is at TDC
and measure the valve clearances.
5. N0TE:Only carry out the following steps
when the valve
clearance(s) require
adjustment.
For additional information, refer to
Specifications in this section.
Remove the camshafts.
For additional information, refer to
Camshafts in this section.
6. N0TE:The number on the tappet indicates
the tappet thickness.
Determine the tappet thickness required:
1. Remove the tappet and read the thickness
from the underside.
2006.0 Fiesta 1212006 GI 56806en
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Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-1 6V (Sigma)ll.GL Duratec-1 6V (Sigma)
IN-VEHICLE REPAIR
Valve Seals(21 238 0)
Special Tool(s)
I I Compressor, Valve Spring I
I I Adapter for 303-361
Installer, Valve Stem Collets
303-362 (2
1 - 1 56)
Adapter, Air Supply (Cylinder
Head)
303-363
(2 I -1 57)
Pliers, Valve Stem Oil
303-508 (21 -21
1 )
I Engine oil I WSS-M2C912A1 I
Materials
Removal
\\.
1. Remove the camshafts.
Name
Specification
For additional information, refer to
Camshafts in this section.
2. Remove the engine rear lifting eye.
3m ~CAUTION:K~~~ the valve tappets in order
for reassembly.
Remove the valve tappets.
4. Install the special tools.
5. Apply 7 to 10 bar of compressed air into the
cylinder.
1
6. Using the special tool, remove the valve
springs.
Compress the valve spring.
Remove the valve collets.
2006.0 Fiesta 1212006 GI 83730en
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Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-1 6V (Sigma)/l .6L Duratec-1 6V (Sigma)
IN-VEHICLE REPAIR
6m ACAUTION:T~~ valve tappets must be
installed in their original locations.
Install the valve tappets.
7. Install the engine rear lifting eye.
8. Install the camshafts.
For additional information, refer to
Camshafts in this section.
2006.0 Fiesta 1212006 GI 83730en
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Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-33 Duratec-1 6V (Sigma)ll.GL Duratec-1 6V (Sigma) 303-01 A-33
IN-VEHICLE REPAIR
Camshafts(21 284 0)
Special Tool(s)
Materials
Name Specification
/ 15030A
21 171
1 Sealant I WSK-M2G348-A2 I
Universal Flange Holding
Wrench
205-072
Installer, Crankshaft Seal
303-395
I Engine Oil I WSS-M2C912A1 I
3m ~AUTION:K~~~ the camshaft bearing
caps in order for
installation.
Remove the camshafts.
Slacken each camshaft bearing cap retaining
bolt in the sequence shown by one turn until
the camshaft is released.
Remove the camshaft bearing caps.
Remove and discard the camshaft
seals.
I
i Installation
Removal
1. Apply sealant to the points indicated on the
I. Remove the timing belt. camshaft bearing
cap no. 1 and to the mating
surface of the
cylinder head.
For additional information, refer to: Timing
Belt (303-01 Engine - 1.25L Duratec-1 6V
(Sigma)ll.4L Duratec-1 6V (Sigma)ll.GL
Duratec-1 6V (Sigma), In-vehicle Repair).
2m ~~~~~10N:lnstall a hose (order no.
E890438S) to the special tool studs, to
prevent damage to the camshaft
pulleys.
Remove the camshaft pulleys.
Discard the retaining bolts.
2. Coat the camshafts and the camshaft bearing
caps with
clean engine oil.
3m A~A~T10N:~osition the camshafts in place
so that none of the cams are at full lift.
N0TE:The camshaft bearing cap numbering starts
at the timing
belt end with El on the exhaust side
and with
I1 on the intake side.
N0TE:The exhaust camshaft has an additional
cam for the camshaft position (CMP) sensor.
2006.0 Fiesta 1212006 GI 83731 en
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Engine - 1.25L Duratec-16V (Sigma)llI4L
303-01 A-34 Duratec-1 6V (Sigma)ll .6L
Duratec-1 6V (Sigma)
303-01 A-34
IN-VEHICLE REPAIR
Install the camshafts and camshaft bearing 7. Install the timing belt.
caps.
For additional information, refer to: Timing
Tighten the camshaft bearing cap retaining Belt (303-01 Engine - 1.25L Duratec-1 6V
bolts in the sequence shown in three stages. (Sigma)ll.4L Duratec-1 6V (Sigma)ll .6L
Stage 1: One half turn on each bolt until all Duratec-1 6V (Sigma), Invehicle Repair).
of the camshaft bearing caps are in contact
with the cylinder head.
Stage
2: 7 Nm.
Stage
3: 45 degrees.
4. Adjust the valve clearances.
For additional information, refer to: Valve
Clearance Adjustment (303-01 Engine -
1.25L Duratec-1 6V (Sigma)ll.4L
, Duratec-1 6V (Sigma)ll .6L Duratec-1 6V
(Sigma), General Procedures).
5. NOTE:
Install new camshaft seals.
N0TE:Coat the camshaft journals and camshaft
seal lip with clean engine oil.
Using the special tool, install the camshaft
seals.
6. N0TE:Do not fully tighten the camshaft
pulley retaining bolts at this stage. Make sure
the camshaft
pulleys turn on the camshafts.
Install the camshaft pulleys.
2006.0 Fiesta 1212006 GI 83731 en
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Engine - 1.25L Duratec-1 6V (Sigma)llI4L
303-01 A-35 Duratec-1 6V (Sigma)lll6L Duratec-1 6V (Sigma) 303-01 Am35
IN-VEHICLE REPAIR
Camshaft Seal(21 288 0)
Special Tool(s) Discard the retaining bolts.
Materials
Name Specification
I Engine Oil I WSS~~C~I 2~1
3. Using the special tool, remove the camshaft
seal.
Discard the oil seal.
- -
15030A
Removal
Installation
I. Remove the timing belt. 1. N0TE:lnstall a new camshaft seal.
For additional information, refer to: Timing
Belt (303-01 Engine
- 1.25L Duratec-1 6V N0TE:Coat the camshaft journals and camshaft
(Sigma)ll.4L Duratec-1 6V (Sigma)ll .6L seal with clean engine oil.
Duratec-1 6V (Sigma), in-vehicle Repair).
Using the special tool, install the camshaft
oil seal.
*' &~~~l~~:lnstall a hose (order no.
E890438S) to the special tool studs, to
prevent damage to the camshaft pulleys.
303-395
I
21 171
Universal Flange Holding
Wrench
205-072
Remover, Crankshaft Seal
303-293
Installer, Crankshaft Seal
Remove the camshaft pulleys.
2006.0 Fiesta 1212006 GI 83732en
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Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-36 Duratec-1 6V (Sigma)/l .6L
Duratec-1 6V (Sigma) 303-01 A-36
IN-VEHICLE REPAIR
2. N0TE:Do not fully tighten the camshaft
pulleys retaining bolts at this stage. Make
sure the camshaft
pulleys turn on the
camshafts.
N0TE:lnstall new camshaft pulley retaining bolts.
Install the camshaft timing pulleys.
3. Install the timing belt.
For additional information, refer to: Timing
Belt (303-01 Engine - 1.25L Duratec-16V
(Sigma)ll.4L Duratec-1 6V (Sigma)ll .6L
Duratec-1
6V (Sigma), In-vehicle Repair).
2006.0 Fiesta 1212006 GI 83732en
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Engine - 1.25L Duratec-1 6V (Sigma)ll.4L
303-01 A-39 Duratec-1 6V (Sigma)/l .6L
Duratec-1 6V (Sigma)
303-01 A-39
IN-VEHICLE REPAIR
3. Remove the nut and the stud. 15. Remove the engine front mount bracket.
&AUTION:D~ not support the engine 16. Using the special tool, remove the spark
directly on the oil pan. plugs.
Place the trolley jack with a wooden block
under the engine and raise
it slightly until
the engine front mount is free from strain.
13. Remove the engine front mount.
Discard the nuts.
14. Remove the timing belt upper cover.
Engines with eccentric cam timing belt
tensioner
17. Slacken the timing belt tensioner and
remove the timing belt.
Discard the timing belt.
2006.0 Fiesta 1212006 GI 83738en
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Engine - 1.25L Duratec-1 6V (Sigma)llm4L
Duratec-1 6V (Sigma)/l .6L Duratec-1 6V (Sigma)
IN-VEHICLE REPAIR
18. Remove the timing belt tensioner. 21. Remove the timing belt tensioner.
Engines with slotted bracket timing belt Vehicles built 0412005 onwards
tensioner
22. Remove the timing belt.
19. Remove the timing belt tensioner and the
timing belt. Detension the timing belt and lock the timing
belt tensioner with the special tool.
Vehicles built 0912003 onwards
20. Remove the timing belt.
Detension the timing belt and lock the timing
belt tensioner with the special tool.
Discard the timing belt.
Discard the timing belt. Discard the timing belt.
Installation
All vehicles
1. Set the crankshaft to approximately 20
degrees before TDC.
2m &~~~l~~:lnstall a hose (order no.
E890438S) to the special tool studs, to
prevent damage to the camshaft pulleys.
N0TE:Make sure the camshaft pulleys turn on the
camshafts.
Loosen the camshaft pulley retaining bolts.
2006.0 Fiesta 1212006 GI 83738en
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