open FORD KUGA 2011 1.G Repair Manual
Page 1494 of 2057
E112634
2
1
8.Torque: 4Nm
E99258
9. WARNING: Be prepared to collect
escaping fluid.
CAUTION: Make sure that all openings
are sealed.
Torque: 18
Nm
E114705
10.
G1185536en2008.50 Kuga8/2011
211-02- 37
Power Steering
211-02- 37
REMOVAL AND INSTALLATION
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Page 1526 of 2057
Measure the compression pressure
(Engine - 2.5L Duratec-ST (VI5))
TIE44608
1. Remove the central junction box (CJB) cover.
TIE44609
2. Open the CJB and remove the fuel pump relay.
3. NOTE: The engine will start, run for a fewseconds and then stop.
Start the engine.
4. Remove the ignition coil-on-plug.
REFER to: Ignition Coil-On-Plug (303-07 Engine
Ignition - 2.5L Duratec (147kW/200PS) - VI5,
Removal and Installation). 5. Connect the battery ground cable.
REFER to: Battery Disconnect and Connect
(414-01 Battery, Mounting and Cables,
General Procedures).
E68679
x5
6. Using Special Tool 303-499, remove the spark plugs.
E68434
NOTE: Operate the starter motor with wide open
throttle until the pointer on the measuring device
stops rising.
7. Carry out the measurement in accordance with the instructions supplied with the measuring
device on every cylinder using a suitable
compression pressure recorder with a suitable
adapter.
E68680
28 Nm
8. Using Special Tool 303-499, install the sparkplugs.
G1055128en2008.50 Kuga8/2011
303-00- 10
Engine System - General Information
303-00- 10
DIAGNOSIS AND TESTING
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Page 1527 of 2057
9. Install the ignition coil-on-plug.REFER to: Ignition Coil-On-Plug (303-07 Engine
Ignition - 2.5L Duratec (147kW/200PS) - VI5,
Removal and Installation).
TIE44609
10. Install the fuel pump relay and close the CJB.
TIE44608
11. Install the CJB cover.
Measure the compression pressure
(Engine - 2.0L Duratorq-TDCi (DW)
Diesel)
WARNINGS:
Do not smoke or carry lighted tobacco or
open flame of any type when working on or near any fuel related components.
Highly flammable vapors are always
present and can ignite. Failure to follow
these instructions may result in personal
injury.
Do not carry out any repairs to the fuel
injection system without checking that the
fuel pressure has dropped to zero and that
the fuel temperature has either reached
ambient temperature or is below 30°C,
whichever is the greater. Failure to follow
these instructions may result in personal
injury.
1. Using datalogger in the Ford diagnostic
equipment , check that the fuel pressure has
dropped to zero and that the fuel temperature
has either reached ambient temperature or is
below 30°C, whichever is the greater.
2. Raise and support the vehicle.
REFER to: Lifting(100-02 Jacking and Lifting,
Description and Operation).
VFE0035742
3. Remove the engine undershield.
VFE0035752
4. Remove the radiator undershield.
G1055128en2008.50 Kuga8/2011
303-00- 11
Engine System - General Information
303-00- 11
DIAGNOSIS AND TESTING
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Page 1537 of 2057
Bar
Description
4.8
Oil pressure relief valve opening pressure
Valve Clearance
mm
Description
0.17 - 0.23
Valve clearance (engine cold), intake
0.36 - 0.43
Valve clearance (engine cold), exhaust
Valves
mm
Description
101.93 - 102.07
Intake valve lenght
5.87 - 6.01
Intake valve shaft diameter
0.05 - 0.07
Intake valve guide clearance
101.43 - 101.57
Exhaust valve lenght
5.87 - 6.01
Exhaust valve shaft diameter
0.05 - 0.07
Exhaust valve guide clearance
Valve Seats
degree
Description
45.33 - 45.67
Intake valve seat angle
45.33 - 45.67
Exhaust valve seat angle
Cylinder Head
mm
Description
149.25 - 149.55
Cylinder head height
0.05
Maximum mating face distortion (lengthwise)
0.02
Maximum mating face distortion (crosswise)
0.30
Maximum face milling
Camshafts
mm
Description
8.68
Intake camshaft lobe lift
9.05
Exhaust camshaft lobe lift
Crankshaft
mm
Description
0.08 - 0.19
Crankshaft axial clearance
Crankshaft Main Bearing Selection
Code - Cylinder block
Code - Cylinder block
Code - Cylinder block
C
B
A
Crankshaft
main bearing carrier
Cylinder
block
Crankshaft
main bearing carrier
Cylinder
block
Crankshaft
main bearing carrier
Cylinder
block
Crankshaft
main bearing
for:
G1079019en2008.50 Kuga8/2011
303-01-
4
Engine— 2.5L Duratec (147kW/200PS) - VI5303-01-
4
SPECIFICATIONS
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Engine – System Operation and Component Description
System Operation
The variable camshaft timing occurs
electro-hydraulically and individually for both
camshafts.
The camshaft adjusters work according to the vane
cell principle and have an adjustment range of 52°
crank angle on the intake side and 47° crank angle
on the exhaust side. On starting the engine and
during idling, both camshafts are mechanically
locked in their starting positions. The exhaust
camshaft is in the early position and the intake
camshaft is in the late position. The camshaftadjuster on the exhaust side has a torsion spring
which compensates the camshaft drive torque.
This ensures that the assembly can return to the
starting position under all operating conditions and
when the engine is turned off.
Internal exhaust gas recirculation can be realized
through continuous adjustment of the timings. This
results in better fuel consumption and more
favorable combustion temperatures which produce
less pollutants. This means that pollutant level IV
can be adhered to with a 3-way catalytic converter.
The variable timings also make it possible to
optimize performance with wide open throttle.
G1032416en2008.50 Kuga8/2011
303-01-
16
Engine— 2.5L Duratec (147kW/200PS) - VI5303-01-
16
DESCRIPTION AND OPERATION
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Page 1605 of 2057
48.
1
1
2
E114610
49.
E114612
51.
x2
52.
x6
E114614
53. CAUTION: Make sure that all openingsare sealed.
G1191240en2008.50 Kuga8/2011
303-01- 72
Engine— 2.5L Duratec (147kW/200PS) - VI5303-01-
72
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E114611
50.
E64738
Page 1677 of 2057
7.
E65299
Evacuating and Filling
1.If the cooling system was completely drained,
fill the fluid container with the full cooling
•
system fill capacity plus 0.5L of additional
coolant.
Material: Antifreeze Super Plus Premium(WSS-M97B44-D / 4U7J-19544-AA2A)
antifreeze
• If the cooling system was partially drained, fill the fluid container with the removed and
spilled amount of coolant plus 1.0L of
additional coolant. When in doubt always use
the full cooling system fill capacity plus 0.5L
of additional coolant.
Material: Antifreeze Super Plus Premium(WSS-M97B44-D / 4U7J-19544-AA2A)
antifreeze
2. General Equipment: Cooling System Vacuum
Tester and Refiller
•
3. Close the valve, install the coolant hose and
place it into the fluid container.
1.
2. Close the valve and connect the compressed
air hose.
E96739
1
2
4. Open the valve until the specificied vacuum
is achieved.
2.
E967406-10 bar
1
-0.85 bar
-0.95 bar2
5.
Open the valve until the coolant reservoir
fluid level is at the MAX mark.
•
• If no coolant is visible in the coolant
expansion tank, add 2.0L of coolant to the
fluid container and repeat the evacuating and
filling procedure.
E96741
6.
E68577
G1034816en2008.50 Kuga8/2011
303-03- 6
Engine Cooling
303-03- 6
GENERAL PROCEDURES
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Page 1722 of 2057
Description
Item
PWM (pulse width modulation) signal
Comments:from PCM (powertrain control module)
5
Atmospheric pressure
6
Turbocharger boost pressure.
7
from air filter
8
Intake air
9Description
Item
Recirculated air valveRefertoComponentDescription:(page
7)
10
Vacuum line, recirculated air valve
11
to intake manifold
12
Throttle plate
13
Compressor
14
Turbine
15
System Operation
Turbocharger(s)
The TC consists of a turbine and a compressor.
The turbine is driven by the exhaust gas flow. A
common shaft drives the compressor and this then
compresses the intake air.
Turbocharger boost pressure control
E98942
1
2
3
4
Description
Item
Atmospheric pressure
1
Turbocharger boost pressure.
2
Wastegate control valve
3
Pilot pressure
4
The size of the TC is designed to produce a charge
effect even at medium engine speeds and lower
exhaust gas flows. This means that, when the engine speed is high and there is a large amount
of exhaust gas, either the boost pressure of the
TC will become too high or its speed will be too
high. The TC must therefore be regulated. The
best regulation is achieved by an electronically
controlled wastegate control valve. The wastegate
control valve controls the pressure on the
membrane in the boost pressure regulator.
The wastegate control valve is actuated by the
PCM with a PWM signal according to a map. The
boost pressure is applied to the wastegate control
valve via the pressure line from the compressor.
This pressure is passed to the boost pressure
regulator via the wastegate control valve. This
opens the bypass valve using a linkage. This
channels a portion of the exhaust gases around
the turbine. If the wastegate control valve is
actuated by the PCM, a bypass is opened in the
wastegate control valve. This causes the pressure
which can act on the membrane in the boost
pressure regulator to be reduced. This occurs until
the boost pressure has reached a set value. By
actuation with a PWM signal, it is also possible to
partially open or close the wastegate control valve.
This results in a constant boost pressure and
therefore high torque over a wide range of engine
speeds.
Because the PCM calculates the boost pressure
using the signal from the boost pressure sensor
and the IAT (intake air temperature) sensor, the
atmospheric pressure and the temperature are
automatically compensated for. Because of this
compensation, the engine power is not noticeably
affected by variations in atmospheric temperature
or pressure.
G1032426en2008.50 Kuga8/2011
303-04B-
6
Fuel Charging and Controls - Turbocharger
—
2.5L Duratec (147kW/200PS) - VI5
303-04B- 6
DESCRIPTION AND OPERATION
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Page 1723 of 2057
Recirculated air valve
E97052
43
2
1
Description
Item
Recirculated air valve
1
Vacuum hose to intake manifold
2
Air ingress
3
Air discharge
4
If the throttle valve is closed quickly, the moving
air column hits the throttle valve. The air column
is reversed, flows back onto the rotating impeller
of the TC and powerfully decelerates it. A
recirculated air valve is installed to prevent this
deceleration of the impeller and thus allow the TC
to respond faster. The recirculated air valve is
controlled via a vacuum line which is connected to
the intake manifold. When the throttle valve is
suddenly closed, a high vacuum occurs in the
intake manifold. This opens the recirculated air
valve and the compressed air is returned to a point
before the compressor. This causes the speed of
the turbocharger to drop less rapidly and the boost
pressure can build up more rapidly when the
accelerator pedal is pressed again.
Component Description
Wastegate control valve
1
2
3
E98852
Description
Item
from turbocharger (boost pressure)
1
from turbocharger (atmospheric pressure)
2
to boost pressure regulator (control
pressure)
3
The wastegate control valve operates as a cycle
valve. The pressure acting on the membrane in
the boost pressure regulator is controlled by
appropriate pulsing of the wastegate control valve.
The pressure acting on the membrane in the boost
pressure regulator is reduced when the wastegate
control valve opens.
The operating voltage of the wastegate control
valve is 12V.
The internal resistance of the wastegate control
valve is 28.5 ± 1.5 Ohms.
The operating states are:
• De-energised: gate open between 1 and 3 – Boost pressure high > wastegate controlvalve closed > boost pressure regulator open
> turbine receives restricted exhaust gas
flow.
• Energised: gate open between 2 and 3 – Boost pressure low > wastegate control valveopen > boost pressure regulator closed >
turbine receives full exhaust gas flow.
G1032426en2008.50 Kuga8/2011
303-04B- 7
Fuel Charging and Controls - Turbocharger
—
2.5L Duratec (147kW/200PS) - VI5
303-04B- 7
DESCRIPTION AND OPERATION
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Page 1724 of 2057
Recirculated air valve
E98940
The recirculated air valve is a vacuum-controlled
spring/membrane valve. If vacuum is applied to
the recirculated air valve, the piston is pulled in
against the spring pressure and a bypass bore is
opened.
As the vacuum decreases, the spring pressure
prevails and the piston re-closes the bypass bore.
G1032426en2008.50 Kuga8/2011
303-04B-8
Fuel Charging and Controls - Turbocharger
—
2.5L Duratec (147kW/200PS) - VI5
303-04B- 8
DESCRIPTION AND OPERATION
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