Yamaha F225F, Service Manual

Page: 142 / 576

4-17
TRBL
SHTG
Troubleshooting
14
8
14
9
Shif
t po
si
tio
n
se
nsor
m
a
lf
un
c-
tio
n
Out
of
sp
ecifica-
tio
n
C/E
N
or
mal oper
a
tion is
pos
s
ib
le
Shif
t
a
c
tu
a
to
r do
es not
ope
ra
te
(
*1)
Aler
t
in
dicat
o
r is on
<E
ng
ine
s
p
e
e
d
s
do
n
o
t sy
nc
hr
o-
niz
e
>
(*1
) When
eit
her
one
o
f
th
e tr
ou
b
le
co
des 14
6 and
147
, an
d eit
h
e
r
one
o
f
th
e
t
rou-
b
le co
de
1
4
8
a
n
d
14
9 to
ok
place sim
u
lt
a-
neo
usly
.
T
h
es
e ar
e
symp
to
ms o
f
th
e ce
nt
er
o
u
t-
boa
rd
m
o
to
r.
Measure the SPS
in
put v
o
ltage
.
5-26
Measure the SPS
output v
o
lt-
ag
e
.
5-
26
Chec
k
f
o
r
wir
ing c
o
ntin
uity
betw
een the SPS
and
the
e
ngin
e
ECM
.
5-
26
Me
asur
e t
he shif
t
a
c
tu
a
to
r r
od
strok
e
.
5-
28
1
5
0
S
hif
t po
si
tio
n
se
nsor
(
M
a
in)
malfunc
tion
Out
of
sp
ecifica-
tio
n
C/
E
E
ng
ine do
es not
re
st
ar
t (*1
)
Shif
t
a
c
tu
a
to
r do
es not
ope
ra
te
High en
gin
e
idle spe
e
d
Aler
t
in
dicat
o
r is on
<E
ng
ine
s
p
e
e
d
s
do
n
o
t sy
nc
hr
o-
niz
e
>
(*
1)
In
a
sh
ift-
in
position
Measure the SPS
in
put v
o
ltage
.
5-26
Measure the SPS
output v
o
lt-
ag
e
.
5-
26
Chec
k
f
o
r
wir
ing c
o
ntin
uity
betw
een the SPS
and
the
e
ngin
e
ECM
.
5-
28
A-3
Me
asur
e t
he shif
t
a
c
tu
a
to
r r
od
strok
e
.
5-
28
Shif
t po
si
tio
n
se
nsor
(
S
ub
)
malfunc
tion
Out
of
sp
ecifica-
tio
n
C/
E
E
ng
ine do
es not
re
st
ar
t (*1
)
Shif
t
a
c
tu
a
to
r do
es not
ope
ra
te
Aler
t
in
dicat
o
r is on
<E
ng
ine
s
p
e
e
d
s
do
n
o
t sy
nc
hr
o-
niz
e
>
(*
1)
In
a
sh
ift-
in
position
Measure the SPS
in
put v
o
ltage
.
5-26
Measure the SPS
output v
o
lt-
ag
e
.
5-
26
Chec
k
f
o
r
wir
ing c
o
ntin
uity
betw
een the SPS
and
the
e
ngin
e
ECM
.
5-
28
A-3
Me
asur
e t
he shif
t
a
c
tu
a
to
r r
od
strok
e
.
5-
28
Descr
iptio
ns o
f (*1) in
the “Symptom” co
lumn are sho
w
n in
the “Remar
ks
.”
Tr
o
u
b
le
code
It
em
C
o
n
d
it
ion
L
A
N ga
uge
dis
p
la
y
Sym
p
to
m
R
ema
rks
Chec
king
st
ep
s
S
ee
p
age