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IDENTIFYING COMPONENTS UNDER THE HOOD
Note:The under hood compartment contains many high-voltage
components and wiring. Do not attempt to service any of these components.
The high-voltage components are color coated orange for easy
identification.
Note: The illustration shows the under hood compartment without the
cover in order to show the components.
1. Coolant reservoir
2. DC/DC Converter
3. High voltage traction motor
4. Traction motor inverter
5. Brake fluid reservoir
6. 12 Volt battery
7. Power distribution box
8. Windshield washer fluid
1
8
234657
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USA (fus)
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COOLANT
Checking the coolant
When the Electric Powertrain Assembly (EPA) is cold, check the level of
the coolant in the reservoir at the intervals listed in thescheduled
maintenance information.
Note: Make sure that the level is between the MIN and MAX marks on
the coolant reservoir.
Note: Coolant expands when it is hot. The level may extend beyond the
MAX mark.
Note: If the coolant has not been checked at the recommended interval,
the coolant reservoir may become low or empty. If the level is at the MIN
mark, below the MIN mark, or empty, add prediluted coolant to the
reservoir. Refer to Adding coolantin this chapter.
Note: For best results, coolant concentration should be tested with a
refractometer such as Rotunda tool 300-ROB75240E available from your
dealer. Ford does not recommend the use of hydrometers or coolant test
strips for measuring coolant concentrations.
Note: It is very important to use prediluted coolant meeting the Ford
specification in order to avoid plugging the small coolant passageways.
Use of concentrated coolant and water may cause coolant passageway
plugging and void the warranty. See the technical specifications chart in
the Capacities and Specifications chapter.
Note: Automotive fluids are not interchangeable; do not use
coolant/antifreeze or windshield washer fluid outside of its specified
function and vehicle location.
Adding coolant
WARNING: Do not add coolant when the Electric Powertrain
Assembly (EPA) is hot. Steam and scalding liquids released from
a hot cooling system can burn you badly. Also, you can be burned if
you spill coolant on hot motor parts.
WARNING: Do not put coolant in the windshield washer fluid
container. If sprayed on the windshield, coolant could make it
difficult to see through the windshield.
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Unscrew the cap slowly. Any pressure will escape as you unscrew the cap.
Add prediluted coolant meeting the Ford specification. See the technical
specifications chart in theCapacities and Specifications chapter for
more information.
Whenever coolant has been added, the coolant level in the coolant
reservoir should be checked the next few times you drive the vehicle. If
necessary, add enough prediluted coolant to bring the coolant level to
the proper level.
Recycled coolant
Ford Motor Company does NOT recommend the use of recycled coolant
since a Ford-approved recycling process is not yet available.
Used coolant should be disposed of in an appropriate manner.
Follow your community’s regulations and standards for recycling and
disposing of automotive fluids.
Severe climates
If you drive in extremely cold climates:
Note: It may be necessary to have an authorized Ford dealer increase
the coolant concentration above 50%.
Note: A coolant concentration of 60% will provide improved freeze point
protection. Increased coolant concentrations above 60% will decrease the
overheat protection characteristics of the coolant and may cause damage.
If you drive in extremely hot climates:
Note: It may be necessary to have an authorized Ford dealer decrease
the coolant concentration to 40%.
Note: A coolant concentration of 40% will provide improved overheat
protection. Decreased coolant concentrations below 40% will decrease
the corrosion/freeze protection characteristics of the coolant and may
cause damage.
Vehicles driven year-round in non-extreme climates should use
prediluted coolant meeting the Ford specification for optimum cooling
system protection.
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MAINTENANCE PRODUCT SPECIFICATIONS AND CAPACITIES
ItemCapacityFord Part Name or
Equivalent Ford Part Number / Ford
Specification
Brake fluid Between MIN and
MAX on reservoir Motorcraft
High
Performance DOT 4 LV Motor Vehicle Brake Fluid WSS-M6C65-A2 /
ISO 4925 Class 6
Door latch, hood latch, auxiliary hood latch,
trunk latch, seat tracks. —
Multi-Purpose Grease
(Lithium grease) XG-4 or XL-5 or equivalent /
ESB-M1C93-B
Lock cylinder —Motorcraft
Penetrating
and Lock Lubricant XL-1 /
None
Electric Powertrain Assembly coolant
1
15.8 quarts (15.0L) Motorcraft
Orange
Antifreeze/Coolant Prediluted VC-3DIL-B (US)
CVC-3DIL-B (Canada) / WSS-M97B44-D2
Transmission fluid
2
1.32 quarts (1.25L) Motorcraft
MERCON LV AT F XT-10-QLV /
MERCON LV
Windshield washer fluid Fill as required Motorcraft
Premium
Windshield Washer Concentrate (US)Premium Quality
Windshield Washer Fluid (Canada) ZC-32-A (US)
CXC-37-(A, B, D, and F) (Canada) /
WSB-M8B16-A2/- -
1Add the coolant type originally equipped in your vehicle.2Using any transmission fluid other than those that meet the recommended specification may cause
internal transmission damage. Do not use Motorcraft Continuously Variable Chain Type Transmission
Fluid (blue). This vehicle uses Motorcraft MERCONLV approved ATF.
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Multi-Point Inspection
In order to keep your vehicle running right, it is important to have the
systems on your vehicle checked regularly. This can help identify
potential issues and prevent major problems. Ford Motor Company
recommends the following multi-point inspection be performed at every
scheduled maintenance interval to help make sure your vehicle keeps
running great.
Multi-point inspection – Recommended each visit
Battery performance Radiator, cooler, heater and A/C hoses
Exterior lamps and hazard
warning system operation Suspension component for leaks or
damage
Fluid levels*; fill if necessary Tires for wear and proper pressure, including spare
For oil and fluid leaks Steering and linkage
Half-shaft dust boots
(if equipped) Windshield for cracks, chips or pits
Horn operation Washer spray and wiper operation
*Brake, coolant recovery reservoir and window washer
Be sure to ask your dealership service advisor or technician about the
multi-point vehicle inspection. It’s a comprehensive way to perform a
thorough inspection of your vehicle. It’s your checklist that gives you
immediate feedback on the overall condition of your vehicle. You’ll know
what’s been checked, what’s okay, as well as those things that may
require future or immediate attention. The multi-point vehicle inspection
is one more way to keep your vehicle running great!
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