Items
Capacity
Ford
part
name
or
equivalent
Ford
part
number
/
Ford
specification
A/C
refrigerant
capacity
9
3.5L
EcoBoost
engine
2.44
lb
(1.11
kg)
3.5L
V6
2.31
lb
(1.05
kg)
Motorcraft
R–134a
Refrigerant
YN-19
(U.S.);
CYN–16–R
(Canada)
/
WSH-M17B19–A
A/C
refrigerant
compressor
oil
9
3.5L
EcoBoost
engine
7.9
fl
o
z
(0.23
L)
3.5L
V6
8.9
fl
o
z
(0.26
L)
Motorcraft
P
AG
Refrigerant
Compressor
Oil
YN-12–D
/
WSH-M1C231–B
1
Ford
recommends
using
Motorcraft
(Ford)
DOT
4
Low
V
iscosity
High
Performance
Brake
Fluid
o
r
equivalent
meeting
WSS-M6C65-A2.
Use
of
any
fluid
other
than
the
recommended
fluid
may
cause
degraded
brake
performance
and
not
meet
the
Ford
performance
standards.
Keep
brake
fluid
c
lean
and
dry
.
Contamination
with
dirt,
water
,
petroleum
products
or
other
materials
may
result
in
brake
system
damage
and
possible
failure.
2
Approximate
dry
fill
capacity
.
Actual
amount
may
vary
during
fluid
changes.
3
Automatic
transmissions
that
require
MERCON
L
V
should
only
use
MERCON
L
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.
4
See
your
authorized
dealer
for
fluid
level
checking
or
filling.
5
Y
our
engine
has
been
designed
to
use
Motorcraft
engine
oils
or
equivalent
oils
that
meet
Ford
specifications.
It
is
also
acceptable
to
use
an
engine
oil
o
f
recommended
viscosity
grade
that
meets
API
SN
requirements
and
displays
the
API
Certification
Mark
for
gasoline
engines.
6
Do
not
use
supplemental
engine
oil
additives
in
your
engine.
They
are
unnecessary
and
could
lead
to
engine
damage
that
is
not
covered
by
your
Ford
warranty
.
364
Capacities and Specifications
2015 Flex
(471)
Owners Guide gf, 1st Printing, October 2014
USA
(fus)