SECTION 303-03 Engine Cooling
VEHICLE APPLICATION:2008.50 Kuga
PA G E
CONTENTS
DESCRIPTION AND OPERATION
303-03-2
Engine Cooling — 2.5L Duratec (147kW/200PS) - VI5 (Component Location) .................
303-03-3
Engine Cooling — 2.5L Duratec (147kW/200PS) - VI5 (Overview) ....................................
303-03-3
Auxiliary coolant pump ........................................................................\
...............................
DIAGNOSIS AND TESTING 303-03-4
Engine Cooling ........................................................................\
...........................................
303-03-4
Inspection and Verification ........................................................................\
..........................
GENERAL PROCEDURES 303-03-5
Cooling System Draining and Vacuum Filling .....................................................................
303-03-5
Draining ........................................................................\
......................................................
303-03-6
Evacuating and Filling ........................................................................\
................................
303-03-7
Radiator Lower Mounting Repair ........................................................................\
................
REMOVAL AND INSTALLATION 303-03-10
(24 404 0)
Coolant Pump — 2.5L Duratec (147kW/200PS) - VI5 ...................................
303-03-11
(24 222 0)
Cooling Fan Motor and Shroud — 2.5L Duratec (147kW/200PS) - VI5 .........
303-03-14
(24 254 0)
Radiator — 2.5L Duratec (147kW/200PS) - VI5 .............................................
303-03-19
(24 454 0)
Thermostat — 2.5L Duratec (147kW/200PS) - VI5 ........................................
303-03-20
(24 001 0)
Thermostat Housing — 2.5L Duratec (147kW/200PS) - VI5 ..........................
303-03-1
Engine Cooling
303-03- 1
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Engine Cooling — 2.5L Duratec (147kW/200PS) - VI5 –Component Location
E105244
1
2
3
4
5
6
Description
Item
Cooling fan motor
1
Thermostat housing
2
Coolant pump
3Description
Item
Auxiliary coolant pump
Comments:Vehicles equipped with a trailer coupling
or additional heating
4
Turbocharger coolant connections
5
Oil Cooler
6
G1088832en2008.50 Kuga8/2011
303-03- 2
Engine Cooling
303-03- 2
DESCRIPTION AND OPERATION
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Engine Cooling
Special Tool(s) / General EquipmentPressure Tester, Cooling
System
303-396 (24-001 A)
IA24001A
Adaptor for 303-396
303-396-09
E55030
Ford approved diagnostic tool
Inspection and Verification
1. Verify the customer concern.
2. Visually inspect for obvious signs of mechanicalor electrical damage.
Visual Inspection Chart
Electrical
Mechanical
– Fuse(s)
– Wiring harness
– Electricalconnector(s)
– Engine coolant temperature (ECT)
sensor
– Cooling fan motor
– Cooling fan module
– Powertrain control module (PCM)
– Coolant shut off valve
– Coolant degas shut off valve
– Coolant leaks
– Gaskets/seals
– Core plug(s)
– Hose(s)/hose joints
– Coolant expansion
tank cap and seal(s)
– Coolant expansion tank
– Radiator
– Coolant pump
– Thermostat
– Heater core
– Exhaust gas recircu- lation (EGR) cooler
3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible)
before proceeding to the next step.
4. If the cause is not visually evident, verify the symptom and refer to the diagnostic tab within
the Ford approved diagnostic tool.
G1058974en2008.50 Kuga8/2011
303-03- 4
Engine Cooling
303-03- 4
DIAGNOSIS AND TESTING
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Cooling Fan Motor and Shroud — 2.5L Duratec (147kW/200PS)- VI5(24 222 0)
Removal
NOTE: Removal steps in this procedure may
contain installation details.
1. Refer to: Lifting(100-02 Jacking and Lifting,
Description and Operation).
2.
E98183
3.
E98184
4.
E112584
5.
E112335
6. Torque: 25Nm
G1156382en2008.50 Kuga8/2011
303-03- 11
Engine Cooling
303-03- 11
REMOVAL AND INSTALLATION
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SECTION 303-14 Electronic Engine Controls— 2.5L Duratec
(147kW/200PS) - VI5
VEHICLE APPLICATION: 2008.50 Kuga
PA G E
CONTENTS
DESCRIPTION AND OPERATION
303-14-3
Electronic Engine Controls (Component Location) .............................................................
303-14-7
Electronic Engine Controls (Overview) ........................................................................\
.......
303-14-7
General overview ........................................................................\
........................................
303-14-8
Powertrain Control Module (PCM) ........................................................................\
..............
303-14-8
Knock Sensor ........................................................................\
.............................................
303-14-8
Camshaft Position (CMP) Sensor ........................................................................\
...............
303-14-9
Crankshaft Position (CKP) sensor ........................................................................\
..............
303-14-9
Camshaft adjuster solenoid valve........................................................................\
...............
303-14-9
Manifold absolute pressure and temperature sensor .........................................................
303-14-9
Accelerator pedal position (APP) sensor ........................................................................\
....
303-14-10
Throttle control unit ........................................................................\
.....................................
303-14-10
Engine Coolant Temperature (ECT) sensor.......................................................................
303-14-10
Ignition coil-on-plug ........................................................................\
....................................
303-14-12
Electronic Engine Controls (System Operation and Component Description) ...................
303-14-12
System Diagram ........................................................................\
.........................................
303-14-16
System Operation ........................................................................\
.......................................
303-14-18
Speed and TDC recording ........................................................................\
......................
303-14-19
Calculation of the ignition angle ........................................................................\
..............
303-14-20
Engine fueling ........................................................................\
.........................................
303-14-22
Engine speed control ........................................................................\
..............................
303-14-22
Oil monitoring ........................................................................\
..........................................
303-14-23
Calculation of valve timing adjustment angle..................................................................
303-14-23
Boost pressure control ........................................................................\
............................
303-14-24
Starting process ........................................................................\
......................................
303-14-24
Alternator control (Smart Charge) ........................................................................\
...........
303-14-24
Component Description ........................................................................\
..............................
303-14-24
CKP sensor ........................................................................\
.............................................
303-14-25
Broadband HO2S ........................................................................\
...................................
303-14-26
VCT (variable camshaft timing) solenoids ......................................................................
303-14-27
MAF sensor ........................................................................\
.............................................
303-14-28
APP sensor ........................................................................\
.............................................
303-14-29
CPP sensor ........................................................................\
.............................................
303-14-29
BPP switches ........................................................................\
..........................................
303-14-30
Air conditioning (A/C) pressure sensor ........................................................................\
...
303-14-30
Throttle
control unit ........................................................................\
.................................
303-14-31
ECT sensor ........................................................................\
.............................................
303-14-31
Cooling fan module ........................................................................\
.................................
303-14-32
injectors........................................................................\
...................................................
303-14-32
Ignition coil-on-plug ........................................................................\
.................................
303-14-33
Fuel pressure/fuel temperature sensor ........................................................................\
...
303-14-33
Wastegate control valve ........................................................................\
..........................
303-14-34
Engine oil level, temperature and quality sensor ............................................................
303-14-1
Electronic Engine Controls— 2.5L Duratec (147kW/200PS) - VI5303-14-
1
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Powertrain Control Module (PCM)
E65160
The PCM communicates with all engine sensors
and the other modules. Communication of the PCM
with the other modules and the system diagnostics
takes place via the CAN (controller area network)
data bus.
The following functions are regulated or controlled
by the PCM:
• Fuel supply to the engine including lambdacontrol
• Ignition setting including knock control
• Idle speed control
• Control of optimum valve timing via the camshaft adjustment for intake and exhaust camshafts
• The refrigerant compressor is controlled by the air conditioning clutch relay and the delivery of
the refrigerant compressor is controlled by a
PWM (pulse width modulation) signal.
• Control of EVAP purge valve
• Boost pressure control
• Control of the cooling fan
• Charging system (Smart Charge)
• Starting system (Smart Start)
If the PCM is isolated from the vehicle electrical
system or the battery is disconnected, the throttle
control unit mustbe initialized.
The PCM is fitted in the engine compartment in the
air filter housing. On right hand drive vehicles a
protective metal plate is also installed to prevent
the plug connector from being pulled off, or make
it harder to pull off, in case of theft. The protective
plate is secured with a shear bolt. The shear bolt
needs to be drilled out in order to remove the
protective plate.
Knock Sensor
E96986
Two KSs are fitted. They are on the cylinder block,
one close to the 2nd cylinder and one close to the
4th cylinder.
When fitting, adhere strictly to the specified
tightening torque, otherwise the KS will not work
properly.
If the signal from one or both KS is implausible or
absent, knock control is deactivated. The PCM
switches to an ignition map that is further away
from the knock limit. As a result, engine damage
caused by combustion knock is avoided. If a fault
occurs, a fault code is stored in the error memory
of the PCM.
Camshaft Position (CMP) Sensor
E89993
If one or both CMP sensors fail, a fault is saved in
the error memory of the PCM and the camshaft
adjustment and knock control are deactivated.
G1021907en2008.50 Kuga8/2011
303-14- 8
Electronic Engine Controls— 2.5L Duratec (147kW/200PS) - VI5303-14-
8
DESCRIPTION AND OPERATION
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If one of the two APP sensors fails, then only a
proportion of the engine's power will be available
when accelerating. Top speed can nevertheless
be achieved.
If both of the APP sensors fail, the engine is
regulated to a defined speed following a plausibility
check after the BPP (brake pedal position) switch
and brake light switch have been actuated once.
The vehicle can then only be accelerated to a
defined speed.
In either case, a fault is saved in the error memory
of the PCM.
Throttle control unit
E74167
1
2
Description
Item
TP (throttle position) sensor
1
Electric motor
2
CAUTION: The throttle control unit must
not be repaired or adjusted. The stop of
the throttle valve must on no account be
adjusted.
After disconnecting the battery or replacing the
throttle control unit or the PCM, initialization is
necessary. • engine off
• Accelerator pedal not pressed
• Battery voltage 11 ... 14 V
• Ignition key in ON position
• Wait approximately 30 seconds until initialization
is complete.
Engine Coolant Temperature (ECT)
sensor
E94804
The ECT (engine coolant temperature) sensor is
designed as an NTC (negative temperature
coefficient) resistor.
If the signal from the ECT sensor fails, the cooling
fan is on all the time and the A/C (air conditioning)
is turned off. When the ignition is switched on, the
value from the IAT (intake air temperature) sensor
is read. When the engine is running, the
temperature is calculated using a temperature map
stored in the PCM according to how long the
engine has been running. This substitute value is
then used as the basis for calculating the injected
fuel quantity and the ignition timing.
Ignition coil-on-plug
E73540
G1021907en2008.50 Kuga8/2011
303-14- 10
Electronic Engine Controls— 2.5L Duratec (147kW/200PS) - VI5303-14-
10
DESCRIPTION AND OPERATION
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Description
Item
Medium speed CAN data bus (MS-CAN)
1
DLC
2
GEM
Comments:Serves as a gateway between the two
CAN databus systems.
3
High speed CAN data bus (HS-CAN)
4
PCMRefertoComponentDescription:(page
8)
5
LIN (local interconnect network) databus
6
Alternator
7
Heating element - broadband HO2S
8
Catalyst monitor sensor heating element
9
Powertrain Control Module relay
10
Starter Relay
11
FPDM
Comments:Refer to: Fuel Tank and Lines - 2.5L
Duratec (147kW/200PS) - VI5 (310-01
Fuel Tank and Lines, Description and
Operation).
12
Fuel pump
13
injectorsRefertoComponentDescription:(page
?)
Comments: 5x
14Description
Item
Air conditioning clutch relay
Comments:Refer to: Climate Control (412-01
Climate Control, Description and
Operation).
15
EVAP valve
Comments:
16
VCT oil control solenoid, exhaust camshaftRefer to Component Description:
solenoids(page26)
17
VCT oil control solenoid, intake camshaftRefer to Component Description:
solenoids(page26)
18
Cooling fan module
Comments:Refer to: Engine Cooling - 2.5L Duratec
(147kW/200PS) - VI5 (303-03 Engine
Cooling, Description and Operation).
19
Wastegate control valve
Comments:Refer to: Turbocharger (303-04 Fuel
Charging and Controls - Turbocharger
- 2.5L Duratec (147kW/200PS) - VI5,
Description and Operation).
20
Ignition coil-on-plugRefertoComponentDescription:(page
10)
Comments: 5x
21
Throttle control unitRefertoComponentDescription:(page
30)
Comments: Actuator motor unit
22
System Operation
The engine is controlled by the PCM. For this
purpose, the PCM uses information from the
sensors, sender units and switches. In addition,
the PCM receives information from other control
modules via the CAN data bus. All the information
is processed in the PCM and is used to control or
regulate the different actuators.
These are:
• the throttle control unit,
• the fuel injectors, • the camshaft adjustment,
• the boost control solenoid valve
• and the ignition coils.
Some values are sent via the CAN databus to other
systems.
The following functions are regulated or controlled
by the PCM:
G1021908en2008.50 Kuga8/2011
303-14-
16
Electronic Engine Controls— 2.5L Duratec (147kW/200PS) - VI5303-14-
16
DESCRIPTION AND OPERATION
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