Fuel Charging and Controls - 2.OL
303-04B-16 Duratec-HE (M14) 303-04B-16
DIAGNOSIS AND TESTING
Symptom Possible Sources Action
Incorrect or contaminated fuel. CHECK for signs of contamina-).-
tion such as strange odors from, .,,
,
the fuel tank.
If contaminated fuel is found,
DRAIN the complete fuel
system. FLUSH the fuel system
through with clean gasoline.
REFER to: Fuel Tank Draining
(31
0-OOA, General Proced-
ures).
INSTALL a new fuel filter.
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.
INSTALL a new fuel rail.
REFER to: Fuel
Injection
Supply Manifold (303-04C,
Removal and Installation).
REFER to: Engine Emission
Control (303-08 Engine Emission Control
- 2.OL
Duratec-HE (M14), Diagnosis .
and Testing). I
CKP sensor. Carry out a full engine
diagnosis using the guided
diagnostic menu in WDS.
KS. Carry out a full engine
diagnosis using the guided
diagnostic menu in WDS.
INSPECT the fuel injectors.
CLEAN the fuel injectors or
l NSTALL a new set of injectors
as required only after the
checks have been carried out.
Catalytic converter blocked.
Fuel
rail fuel pressure sensor.
REMOVE and visually
INSPECT the catalytic
converter for damage.
INSTALL a new catalytic
converter as necessary.
Carry out a full engine
diagnosis using the guided
diagnostic menu in WDS.
REFER to: Catalytic Converter
I
- 1.8L Duratec-HE (M14)/2.OL
Duratec-H E (M14) (309-00,
Removal and Installation).
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Fuel Charging and Controls - 2.OL
303-048-1 8 Duratec-HE (M14) 303-048-1 8
DIAGNOSIS AND TESTING
Symptom Possible Sources
Action -
lncorrector contaminated fuel. CHECK
for signs of
tion such as strange odors from
the fuel tank.
If contaminated fuel is found,
DRAIN the complete fuel
system. FLUSH the
through with clean gasoline.
REFER to: Fuel Tank Draining
(31
0-OOA, General Proced-
u res).
INSTALL a new fuel filter.
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.
INSTALL a new fuel rail.
REFER to: Fuel Injection
Supply Manifold
(303-04C,
Removal and Installation). -- -
Positive crankcase ventilation
(PCV) system.
Worn or damaged valve
guide(s), piston ring(s), cylinder
bore(s), cylinder head or
gasket. INSPECT
for visible signs of
damage or blockage. CLEAN,
REPAIR or INSTALL new parts
as necessary.
REMOVE the cylinder head.
INSPECT the cylinder head,
pistons and cylinder bores for
signs of wear or damage.
REFER to: Cylinder Head (303-
01 C, In-vehicle Repair).
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Fuel Charging and Controls - 2.OL
303-04B-19 Duratec-HE (M14) 303-04B-19
DIAGNOSIS AND TESTING
White smoke
Possible Sources Action
Incorrect or contaminated fuel. CHECK for signs of contamina-
tion such as strange odors from
the fuel tank.
If contaminated fuel is found,
DRAIN the complete fuel
system. FLUSH the fuel system
through with clean gasoline.
REFER to: Fuel Tank Draining
(31
0-OOA, General Proced-
u res).
INSTALL a new fuel filter.
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.
INSTALL a new fuel injection
supply manifold.
REFER to: Fuel Injection
Supply Manifold
(303-04C,
Removal and Installation).
Coolant in the combustion
chamber. CARRY OUT a cooling system
pressure test.
REFER to: Engine Cooling
(303-03C, Diagnosis and
Testing).
REMOVE the cylinder head.
INSPECT the cylinder head,
cylinder head gasket and
cylinder bores for wear or
damage. REFER to: Cylinder Head (303-
01
C, In-vehicle Repair).
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Fuel Charging and Con
Duratec-HE
(N
trols - 2.OL
14)
DIAGNOSIS AND TESTING
Symptom
Engine misfire
Possible Sources Action
Engine ignition. REFER to: Engine Ignition
(303-078, Diagnosis and
Testing).
Incorrect or contaminated fuel. CHECK for signs of contamina-
tion such as strange odors from
the fuel tank.
If contaminated fuel is found,
DRAIN the complete fuel
system. FLUSH the fuel system
through with clean gasoline.
REFER to: Fuel Tank Draining
(31
0-OOA, General Proced-
u res).
INSTALL a new fuel filter.
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.
INSTALL a new fuel rail.
REFER to: Fuel Injection
Supply Manifold
(303-046,
Removal and Installation).
Low fuel system pressure. Check the fuel system pres- ( sure.
REFER to: Fuel System Pres-
sure Check (31
0-OOA,
General Procedures).
EGR valve sticking open. REFER to: Engine Emission
Control (303-08 Engine
Emission Control
- 2.OL
Duratec-HE (M14), Diagnosis
and Testing).
Engine operating temperature
too high. REFER to:
Engine Cooling
(303-03C, Diagnosis and
Testing).
ECT sensor. Carry out a full engine
diagnosis using the guided
diagnostic menu in WDS.
CKP sensor.
Carry out a full engine
diagnosis using the guided diagnostic menu in WDS.
CMP sensor. Carry out a full
engine
diagnosis using the guided
diagnostic menu in WDS.
KS.
2006.0 Fiesta 1212006 GI 65371 en
Carry out a full engine
diagnosis using the guided
diagnostic menu in WDS. )I
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Fuel Charging and Controls - 2.OL
303-04B-21 Duratec-HE (M14) 303-04B-21
DIAGNOSIS AND TESTING
Symptom
Engine knock at idle
Possible Sources Action
Fuel injectors.
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.
Fuel rail fuel pressure sensor.
Carry out a full engine
diagnosis using the guided
diagnostic menu in WDS.
Low cylinder compression.
CHECK the engine compres-
sion.
Worn or damaged
valve(s),
tappet(s) or camshaft(s).
REMOVE the cylinder head.
INSPECT the cylinder head,
valves, tappets and camshafts
for signs of wear or damage.
REFER to: Cylinder Head (303-
01 C, In-vehicle Repair).
Damaged cylinder head gasket. REMOVE the cylinder head.
INSPECT the cylinder head
gasket and cylinder bores for
wear or damage.
REFER to: Cylinder Head (303-
01 C, In-vehicle Repair).
Low engine oil level.
CHECK the engine oil level.
REFILL as necessary.
Incorrect or contaminated fuel.
-
KS. CHECK
for signs of contamina-
tion such as strange odors from
the fuel tank.
If contaminated fuel is found,
DRAIN the complete fuel
system. FLUSH the fuel system
through with clean gasoline.
REFER to: Fuel Tank Draining
(31
0-OOA, General Proced-
u res).
INSTALL a new fuel filter.
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. INSTALL a new fuel rail.
REFER to: Fuel Injection
Supply Manifold
(303-04C,
Removal and Installation).
Carry out a full engine
diagnosis using the guided
diagnostic menu in WDS.
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303-1 3-5 Evaporative Emissions 303-1 3-5
REMOVAL
AND INSTALLATION
ACAUTION:U~~ a suitable packing material 9m ACAUTION:W~~~ lowering the fuel tank,
to prevent damage to the underside of the make
sure that excessive strain is not placed
fuel tank. on
the fuel lines and electrical connectors.
Using a suitable transmission jack, support Partially lower
the fuel tank.
the fuel tank.
10. Disconnect the fuel tank vent pipe from the
7. Remove the fuel tank support strap rear evaporative
emission canister. For
retaining bolts. additional information,
refer to
Section 31 0-00 [Fuel System
- General
Information].
8. N0TE:Make note of the positions of the
support straps to make sure they are
positioned in exactly the same positions
11. Disconnect the back pressure valve from
when installing (left-hand over right-hand). the
evaporative emission canister.
Remove the fuel tank support straps.
Hold the cap against the canister and pull
the back pressure valve.
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303-1 3-6 Evaporative Emissions 303-1 3-6
REMOVAL AND INSTALLATION
12. Remove the evaporative emissions canister
from the fuel tank.
Installation
1. WARNINGS:
ADO not smoke or carry lighted tobacco or
open flame of any type when working on or
near fuel related components. Highly
flammable vapors are always present and
may ignite. Failure to follow these
instructions may result in personal injury.
A~his procedure involves fuel handling.
Be prepared for fuel spillage at all times and
always observe fuel handling precautions.
Failure to follow these instructions may
result in personal injury.
N0TE:When installing the fuel tank make sure the
fuel lines do not get kinked or trapped.
To install, reverse the removal procedure.
2006.0 Fiesta 1212006 G210050en
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31 0-01 -1 Fuel Tank and Lines 31 0-01 -1
1 SECTION 31 0-01 Fuel Tank and Lines
VEHICLE APPLICATION:2006.0 Fiesta
CONTENTS
SPECIFICATIONS
Specifications.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PAGE
DESCRIPTION AND OPERATION
Fuel Tank and Lines - 1.25L Duratec-I 6V (Sigma)/l.4L Duratec-1 6V (Sigma)/l .6L
Duratec-I 6V (Sigma) ...... . . .. .. .... .. .... . . .... . . . . .... ...... .. .. . . . . ...... . . . . ........ .. .. .. .. . . . . . . . ... .. . . . . . . . . . . .. .... 31 0-01 -3
Overview..
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1 0-0 1 -3
DIAGNOSIS AND TESTING
. Fuel Tank and Lines ........................................................................\
....................................
REMOVAL AND INSTALLATION
Fuel Tank ..... . . ...... . . . ... . . ...... .... .. . . . . . . . . . . . . . . . . . . . . . . . . . ...... . . . . . . . . . . . . . . . . . . . (23 554 0)
31 0-01 -6
Fuel Pump Module. ........................................................................\
........ . (23 534 0)
31 0-01 -1 1
Fuel Tank Filler Pipe ........................................................................\
............... (23 572 0) 31 0-01-12
Fuel Level Sensor ..... . . . . . . . . . .. .... .. .. .... .. .. . . .. .. .. . . . . . . . . . . . . .. ...... .. . . .. .... . . .. . . . . .. . . .. .... . ... .. .. .. . . .. . . . . . . .. . 31 0-01 -1 4
Fuel Level Resistor Card ..... . . . . .. .. . . .. . . . . .. . . . . .. ...... . . . . . . . ..... . . . ..... . . . . . . . . . . . . . . . . . . . . . . 31 0-01 -1 5
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