Infiniti QX56 (Z62). Manual — part 1314
SYSTEM SYMPTOM
TM-165
< SYMPTOM DIAGNOSIS >
[7AT: RE7R01B]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
SYMPTOM DIAGNOSIS
SYSTEM SYMPTOM
Symptom Table
INFOID:0000000006226890
• The diagnostics item numbers show the sequence for inspection. Inspect in order from item 1.
• Perform diagnoses of symptom table 1 before symptom table 2.
SYMPTOM TABLE 1
Symptom
Diagnostic item
Control cable
Ou
tp
ut
sp
ee
d s
en
s
o
r
V
e
h
ic
le
sp
ee
d si
gn
al
Acc
e
le
ra
to
r pe
da
l
p
o
s
it
ion
se
ns
or
En
gi
ne
sp
ee
d
sig
na
l
Inp
ut
sp
ee
d se
ns
or
A/T
f
lu
id t
e
m
p
e
rat
ure
se
ns
or
Ba
tte
ry vo
lt
a
g
e
T
ran
sm
is
si
on
ran
g
e
swi
tc
h
Ma
nu
al
mo
de
swi
tc
h
S
top
la
mp
s
w
itc
h
Li
n
e
pre
ss
u
re
sol
e
no
id
va
lv
e
T
o
rq
ue
co
nv
ert
e
r s
o
le
n
o
id
v
a
lv
e
Lo
w bra
ke
sol
e
no
id
va
lv
e
F
ron
t b
rak
e so
len
oi
d va
lv
e
Hig
h
an
d l
o
w re
ve
rse
c
lut
ch
s
o
le
no
id
va
lv
e
In
pu
t clu
tch
sol
e
n
o
id
valve
Dire
ct
cl
ut
ch
so
le
no
id
va
lv
e
23
46
bra
k
e
s
ol
e
no
id
va
lv
e
An
ti-i
nte
rlo
ck
s
o
le
no
id
v
a
lv
e
S
tarter relay
CAN communication
Poor
perfor-
mance
Driving
perfor-
mance
Shift point is high in “D” position.
1
2
3
Shift point is low in “D” position.
1
2
Large
shock
When
shifting
gears
→
“D” position
4
7
6
6
5
3
2
3
1
→
“R” position
4
7
6
6
5
3
2
1
1GR
⇔
2GR
4
2
5
4
4
3
1
2GR
⇔
3GR
4
2
5
4
4
3
1
3GR
⇔
4GR
4
2
5
4
4
3
3
1
4GR
⇔
5GR
4
2
5
4
4
3
3
1
5GR
⇔
6GR
4
2
5
4
4
3
3
1
6GR
⇔
7GR
4
2
5
4
4
3
3
1
Downshift when
accelerator ped-
al is depressed
3
2
4
3
3
1
Upshift when ac-
celerator pedal
is released
3
2
4
3
3
1
Lock-up
4
2
4
4
4
3
1
Judder
Lock-up
2
1
1
4
3
Strange noise
In “R” position
2
1
In “N” position
2
1
In “D” position
2
1
Engine at idle
2
1
TM-166
< SYMPTOM DIAGNOSIS >
[7AT: RE7R01B]
SYSTEM SYMPTOM
Symptom
Diagnostic item
Control cable
Outp
ut sp
ee
d
s
e
n
s
or
V
eh
icl
e sp
ee
d s
ig
na
l
Acc
e
le
ra
to
r pe
da
l p
o
s
iti
on
se
ns
or
En
gi
ne
sp
ee
d si
g
n
a
l
Inp
ut
sp
ee
d
se
ns
or
A/T flu
id tem
p
e
rat
ure
se
ns
or
Ba
tte
ry vo
lt
a
g
e
T
ran
sm
is
si
on
ran
ge
s
w
itc
h
Ma
nu
al
mo
de
s
w
itc
h
S
to
p
lam
p
swit
ch
Li
ne
pre
s
s
u
re
s
o
le
no
id
va
lv
e
T
o
rqu
e
c
o
nv
erte
r s
o
le
no
id
va
lv
e
Lo
w bra
k
e
s
o
le
no
id
v
a
lv
e
Fron
t
b
rak
e so
le
noi
d va
lve
High
a
n
d
lo
w rev
e
rs
e
cl
utc
h
so
len
o
id
v
a
lv
e
Inp
ut
cl
utc
h
so
le
no
id
va
lv
e
Di
re
ct cl
utch
so
le
no
id
va
lv
e
23
46
bra
k
e
s
o
leno
id
v
a
lv
e
Ant
i-in
terl
oc
k
so
le
noi
d va
lve
S
tarter relay
CAN communication
Func-
tion
trouble
Gear
does no
change
“D” position
Locks in 1GR
1
1
1
1
Locks in 2GR
Locks in 3GR
Locks in 4GR
Locks in 5GR
1
Locks in 6GR
Locks in 7GR
1GR
→
2GR
1
1
1
1
2GR
→
3GR
1
3GR
→
4GR
2
2
2
2
2
2
2
1
4GR
→
5GR
1
1
5GR
→
6GR
1
6GR
→
7GR
1
1
1
1
1
5GR
→
4GR
1
4GR
→
3GR
1
1
1
3GR
→
2GR
1
1
2GR
→
1GR
1
1
1
Does not lock-up
2
2
2
2
4
5
3
2
2
2
2
2
2 2
2
2
1
“M” posi-
tion
1GR
⇔
2GR
3
3
3
3
2
3
3
3
3
3
3 3
3
3
1
2GR
⇔
3GR
3
3
3
3
2
3
3
3
3
3
3 3
3
3
1
3GR
⇔
4GR
3
3
3
3
2
3
3
3
3
3
3 3
3
3
1
4GR
⇔
5GR
3
3
3
3
2
3
3
3
3
3
3 3
3
3
1
5GR
⇔
6GR
3
3
3
3
2
3
3
3
3
3
3 3
3
3
1
6GR
⇔
7GR
3
3
3
3
2
3
3
3
3
3
3 3
3
3
1
SYSTEM SYMPTOM
TM-167
< SYMPTOM DIAGNOSIS >
[7AT: RE7R01B]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
Symptom
Diagnostic item
Control cable
Outp
ut sp
ee
d
s
e
n
s
or
V
eh
icl
e sp
ee
d s
ig
na
l
Acc
e
le
ra
to
r pe
da
l p
o
s
iti
on
se
ns
or
En
gi
ne
sp
ee
d si
g
n
a
l
Inp
ut
sp
ee
d
se
ns
or
A/T flu
id tem
p
e
rat
ure
se
ns
or
Ba
tte
ry vo
lt
a
g
e
T
ran
sm
is
si
on
ran
ge
s
w
itc
h
Ma
nu
al
mo
de
s
w
itc
h
S
to
p
lam
p
swit
ch
Li
ne
pre
s
s
u
re
s
o
le
no
id
va
lv
e
T
o
rqu
e
c
o
nv
erte
r c
lut
ch
so
le
no
id
va
lv
e
Lo
w bra
k
e
s
o
le
no
id
v
a
lv
e
Fron
t
b
rak
e so
le
noi
d va
lve
High
a
n
d
lo
w rev
e
rs
e
cl
utc
h
so
len
o
id
v
a
lv
e
Inp
ut
cl
utc
h
so
le
no
id
va
lv
e
Di
re
ct cl
utch
so
le
no
id
va
lv
e
23
46
bra
k
e
s
o
leno
id
v
a
lv
e
Ant
i-in
terl
oc
k
so
le
noi
d va
lve
S
tarter relay
CAN communication
Func-
tion trou-
ble
Poor
shifting
Slip
When
shifting
gears
1GR
⇔
2GR
3
3
3
4
2
2
1
2GR
⇔
3GR
3
3
3
4
2
2
1
3GR
⇔
4GR
3
3
3
4
2
2
2
2
1
4GR
⇔
5GR
3
3
3
4
2
2
2
1
5GR
⇔
6GR
3
3
3
4
2
2
2
1
6GR
⇔
7GR
3
3
3
4
2
2
2
1
Engine
brake
does
not
work
“D” position
→
“M” posi-
tion
5
5
5
6
4
2
3
3
3
1
“M” po-
sition
7GR
→
6GR
5
5
5
6
4
2
3
3
3
1
6GR
→
5GR
5
5
5
6
4
2
3
3
3
1
5GR
→
4GR
5
5
5
6
4
2
3
3
3
1
4GR
→
3GR
5
5
5
6
4
2
3
3
3
3
1
3GR
→
2GR
5
5
5
6
4
2
3
3
3
1
2GR
→
1GR
5
5
5
6
4
2
3
3
3
1
TM-168
< SYMPTOM DIAGNOSIS >
[7AT: RE7R01B]
SYSTEM SYMPTOM
Func-
tion trou-
ble
Poor
power
trans-
mission
Slip
With selector
lever in “D”
position, ac-
celeration is
extremely
poor.
5
3
3
3
4
2
2
2
1
With selector
lever in “R”
position, ac-
celeration is
extremely
poor.
5
3
3
3
4
2
2
2
1
While starting
off by acceler-
ating in 1GR,
engine races.
3
3
3
4
2
2
2
1
While acceler-
ating in 2GR,
engine races.
3
3
3
4
2
2
2
2
1
While acceler-
ating in 3GR,
engine races.
3
3
3
4
2
2
2
2
1
While acceler-
ating in 4GR,
engine races.
3
3
3
4
2
2
2
2
1
While acceler-
ating in 5GR,
engine races.
3
3
3
4
2
2
2
2
2
1
While acceler-
ating in 6GR,
engine races.
3
3
3
4
2
2
2
2
2
1
While acceler-
ating in 7GR,
engine races.
3
3
3
4
2
2
2
2
2
1
Lock-up
3
3
3
4
2
2
1
No creep at
all.
1
1
1
1
1
1
1
1
1
Extremely
large creep.
1
Symptom
Diagnostic item
Co
nt
rol
ca
bl
e
Ou
tp
ut
sp
ee
d s
en
s
o
r
V
e
hi
cl
e s
pe
ed
s
ign
al
Acc
e
le
ra
to
r pe
da
l
p
o
s
iti
o
n
se
ns
or
En
gin
e sp
ee
d
s
ig
na
l
Inp
ut
sp
ee
d se
n
s
or
A/
T f
lui
d t
em
pe
rat
u
re se
ns
or
Ba
tte
ry vo
lt
a
g
e
T
ran
sm
is
si
o
n
ran
g
e
swi
tch
Ma
nu
al
mo
de
swi
tch
S
to
p
l
a
m
p
sw
itch
Li
n
e
pre
ss
u
re
so
le
no
id
va
lv
e
T
o
rqu
e
c
o
n
v
e
rte
r cl
utch
so
le
no
id
va
lv
e
Lo
w bra
ke
so
le
no
id
va
lv
e
F
ron
t
b
rak
e so
len
oi
d v
al
v
e
Hi
gh
an
d lo
w rev
e
rs
e cl
u
tc
h
s
o
le
n
o
id
v
a
lve
In
pu
t clu
tch
sol
eno
id
valve
Dire
ct
cl
utc
h
so
le
no
id
va
lv
e
2
346
b
rak
e s
o
len
oi
d v
al
v
e
An
ti-i
nte
rlo
ck
s
o
le
no
id
va
lv
e
S
tarter relay
CAN communication
TM-10
1
TM-1
10
TM-13
8
TM-13
7
TM-1
12
TM-10
9
TM-10
7
TM-15
1
TM-10
6
TM-14
4
TM-15
9
TM-13
1
TM-12
8
TM-14
8
TM-13
6
TM-14
7
TM-13
3
TM-15
0
TM-14
9
TM-13
2
TM-10
4
TM-10
3
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