Item
Capacity
Ford
part
name
Ford
part
number
/
Ford
specification
Rear
differential
(A
WD)
fluid
2.4
pints
(1.15L)
Motorcraft
SAE
80W
-90
Premium
Rear
Axle
Lubricant
XY
-80W90-QL
/
WSP-M2C197-A
Power
T
ransfer
Unit
(PTU)
fluid
(A
WD)
5
12
ounces
(0.35L)
Motorcraft
SAE
75W
-140
Synthetic
Rear
Axle
Lubricant
XY
-75W140-QL
/
WSL-M2C192-A
W
indshield
washer
fluid
4.75
quarts
(4.5L)
Motorcraft
Premium
W
indshield
W
asher
Concentrate
ZC-32-A
/
WSB-M8B16-A2
Fuel
tank
(front-wheel
drive)
19.2
gallons
(72.7L)
—
—
Fuel
tank
(all-wheel
drive)
20.8
gallons
(78.7L)
—
—
1
Use
of
synthetic
or
synthetic
blend
motor
oil
is
not
mandatory
.
Engine
oil
need
only
meet
the
requirements
o
f
Ford
specification
WSS-M2C930-A
and
the
API
Certification
mark.
2
Add
the
coolant
type
originally
equipped
in
your
vehicle.
3
Indicates
only
approximate
dry-fill
capacity
.
Some
applications
may
vary
based
on
cooler
size
and
if
equipped
with
an
in-tank
cooler
.
The
amount
of
transmission
fluid
and
fluid
level
should
b
e
set
by
the
indication
o
n
the
dipstick’
s
normal
operating
range.
4
Automatic
transmissions
that
require
MERCON
威
V
should
only
use
MERCON
威
V
fluid.
Refer
to
scheduled
maintenance
information
to
determine
the
correct
service
interval.
Use
of
any
fluid
other
than
the
recommended
fluid
may
cause
transmission
damage.
5
See
your
authorized
dealer
for
fluid
level
checking
or
filling.
2009 MKX
(mkx)
Owners Guide, 1st Printing
USA
(fus)
Maintenance and Specifications
296