303-01 FORD FIESTA 2007 Workshop Manual

Fuel Charging and Controls - 2.OL
303-04B-22 Duratec-HE (M14) 303-04B-22
DIAGNOSIS AND TESTING
Symptom
Engine knock during accelera-
tion Possible
Sources Action
CKP sensor. Carry out a full engine
diagnosis using the guided
diagnostic menu in WDS.
INSPECT the fuel injectors.
CLEAN the fuel injectors or
INSTALL a new set of injectors
as required only after the
checks have been carried out.
I . Incorrect valve timing. I CHECK the valve timing. I
Excessive carbon build up. REMOVE the cylinder head.
INSPECT the cylinder head
and pistons for signs carbon
build up.
REFER to: Cylinder Head (303-
01 C, In-vehicle Repair).
Worn or damaged oil pump.
Worn or damaged timing chain
or sprocket.
Major mechanical engine
failure. INSPECT
the engine compon- I
ents.
KS.
Fuel injectors. Carry out a full engine
diagnosis using the guided
diagnostic menu in WDS.
INSPECT the fuel injectors.
CLEAN the fuel injectors or
INSTALL a new set of injectors
as required only after the
checks have been carried out.
Major mechanical engine
failure. REFER
to: Engine (303-01
Engine
- 2.OL Duratec-HE
(M14), Diagnosis and
Testing).
N0TE:Before proceeding with any
of the actions in relation to the
possible sources for excessive
fuel consumption, a fuel consumption test located in the
toolbox menu of WDS must be
performed.
Excessive fuel consumption Brakes binding. CHECK
the braking system.
REFER to: Brake System (206-
00, Diagnosis and Testing).
Vehicle overloaded, or
excessive wind resistance (roof
racks, towing etc).
ADVISE the customer about
the effects of overloading the
vehicle and wind resistance on
the fuel consumption.
2006.0 Fiesta 1212006 GI 65371 en
Air cleaner element blocked. INSTALL a new air cleaner .-
element. I
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Engine Emission Control - 1.3L Duratec-8V
(Rocam)llI25L Duratec-1 6V (Sigma)llm4L
303-O8A-7 Duratec-1 6V (Sigma)ll .6L Duratec-1 6V (Sigma) 303-0844-7
REMOVAL AND INSTALLATION
Crankcase Vent Oil Separator
i
Removal
1. Remove the air cleaner. For additional
information, refer to Section
303-1 2 [Intake
Air Distribution and Filtering].
2. Remove the intake manifold. For additional
information, refer to Section 303-01A
[Engine
-- 1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-1 6V (Sigma)llm6L Duratec-1 6V
(Sigma)] I 303-01 B [Engine -- 1.4L
Duratorq-TDCi (DV) Diesel] I 303-01 C [Engine
-- 1.3L Duratec-8V (Rocam)] I 303-01 D
[Engine
-- 2.OL Duratec-HE (M14)I 1 303-01 E
[Engine
-- 1.6L Duratorq-TDCi (DV) Diesel].
3. Remove the crankcase vent oil separater.
Discard the gasket.
Installation
I. N0TE:lnstall a new crankcase vent oil
separator gasket.
To install, reverse the removal procedure.
2006.0 Fiesta 1212006 G210048en
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Engine Emission Control - 2.OL Duratec-HE
303-08B-7
(MI41 303-08B-7
DIAGNOSIS AND TESTING
Symptom Possible Sources
Action
Worn or damaged engine
components. REFER to Section 303-01A
[Engine -- 1.25L Duratec-I 6V
(Sigma)/l.4L Duratec-1 6V
(Sigma)ll .6L Duratec-1 6V
(Sigma)] 1 303-01 B [Engine --
1.4L Duratorq-TDCi (DV)
Diesel] 1 303-01 C [Engine
--
1.3L Duratec-8V (Rocam)] I
303-01 D [Engine -- 2.OL
Duratec-HE (M 14)] 1 303-01 E
[Engine
-- 1.6L Duratorq-TDCi
(DV) Diesel].
2006.0 Fiesta 1212006 G334290en ~
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Engine Emission Control - 2.OL Duratec-HE
303-08B-10 (MI41 303-08B-10
REMOVAL AND INSTALLATION
Crankcase Vent Oil Separator
Removal
I. Remove the intake manifold. For additional Discard the gasket.
information, refer to Section 303-OIA
[Engine
-- 1.25L Duratec-1 6V (Sigma)ll.4L
Duratec-I 6V (Sigma)ll .6L Duratec-I 6V
(Sigma)] I 303-01 B [Engine -- 1.4L
Duratorq-TDCi (DV) Diesel] I 303-01 C [Engine
-- 1.3L Duratec-8V (Rocam)] I 303-01 D
[Engine
-- 2.OL Duratec-HE (M14)] 1 303-01 E
[Engine
-- 1.6L Duratorq-TDCi (DV) Diesel].
2. Disconnect the positive crankcase ventilation
(PCV) hose from the PCV valve.
Installation
I. N0TE:lnstall a new crankcase vent oil
separator gasket.
To
install, reverse the removal procedure.
3. Remove the PCV
valve from the crankcase
vent
oil separator.
1. Push in the locking tangs.
2. Twist the PCV valve to remove.
4. Remove the crankcase vent oil separator.
- - --
2006.0 Fiesta la2006 G37566en
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303-1 4-35 Electronic Engine Controls 303-1 4-35
REMOVAL AND INSTALLATION
Knock Sensor (KS)
1. Detach the KS electrical connector from the 2, Remove the intake manifold. intake manifold.
For additional information, refer to: Intake
1 Manifold (303-01 Engine - 2.OL Duratec-HE
(M14), Invehicle Repair).
3. Remove the components in the order
indicated in the following
illustration(s) and
table(s).
Item Description Item Description
2 Coolant hose
I I See Removal Detail
1
I I
4. To install, reverse the removal procedure.
KS electrical connector
Removal Details
; I I
See Removal Detail
See Installation Detail
2006.0 Fiesta 1212006 G426587en
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