Mazda MX-6 1998, Workshop Manual

Page: 710 / 1282

TROUBLESHOOTING [LA4A-EL]
Quick Diagnosis Chart (II)
Cause of trouble
Prelim inary
Symptom
| A
T
F
lev
el
an
d
c
o
n
d
it
io
n
| S
e
le
c
to
r
le
v
e
r
| Sta
ll
te
s
t
| L
in
e
p
re
s
s
u
re
te
s
t
R
o
a
d
te
s
t
| P
owe
rtrain
c
o
n
tro
l
m
o
d
u
le
| Fu
el
in
je
c
ti
o
n
c
o
n
tro
l
s
y
s
te
m
I M
a
ss
a
ir
flo
w
s
e
n
s
o
r
T
h
ro
tt
le
p
o
s
it
io
n
s
e
n
s
o
r
I E
n
g
in
e
coolant
tem
pera
ture
s
e
n
s
o
r
I Trans
axle
flu
id
tem
pera
ture
s
e
n
s
o
r
[Trans
axle
ra
n
g
e
s
w
it
c
h
| B
ra
ke
s
w
it
c
h
I V
e
h
ic
le
sp
e
e
d
o
m
e
te
r
s
e
n
s
o
r
¡ T
u
rb
in
e
s
h
a
ft
sp
e
e
d
s
e
n
s
o
r
XI
0
1
G O
JL
LL
o
p
o
[S
hi
ft
s
o
le
n
o
id
N
o
.1
| S
h
if
t
s
o
le
n
o
id
N
o
.2
[ E
le
c
tr
o
n
ic
p
re
s
s
u
re
c
o
n
tro
l
s
o
le
n
o
id
[T
o
rq
u
e
c
o
nv
ert
er
cl
u
tc
h
s
o
le
n
o
id
[ 3
-2
tim
mg
/co
as
t
m
g
cl
u
tc
h
s
o
le
n
o
id
[Oil
p
u
m
p
I C
o
n
tr
o
l
va
lv
e
b
o
d
y
| The
rm
os
ta
tic
o
il
lev
el
c
o
n
tro
l
v
a
lv
e
[T
o
rq
u
e
c
o
n
v
e
rt
e
r
O
il
fi
lt
e
r
an
d
s
e
a
l
Oil
c
o
o
le
r
C
n
a
in
p
a
n
1 No forward engagem ent only
o
O O
2
No reverse engagem ent
o o o o
O O
o
3 Harsh engagem ent 0 0
o o o
O
4
Delayed/soft engagem ent
o Pi
o
O
o
5
No forw ard and no reverse engagem ents o o o o o
6 Som e or all shift missing
o o
O
o
O
7
Shift concern
Tim ing-early/late o
O
o
8 Erratic o
' j
o o
o
/'-s
o o o o o
Q)
9 Feel-soft/slipping
o o o
o
o
n
V_-
o ; J
: '0
10 Feel harsh
o o o o \J
o
u O 0 0 0 o O
11
No first gear engages in higher
gear (“D” range)
o o
o : O o o
12
No first gear in “ 1” range
(First gear in “D” range okay)
c 0 o O o
Q
13 No 1 -2 shift o 0 o
0 o
14 No 2 - 3 shift Ü 0 o
0 o
o
15
No 3 - 4 shift
o o o o o
■J
16
Soft/slipping 1 -2 shift o G o
o
17 Soft/slipping 2 -3 shift o O J J o
18 Soft/slipping 3 - 4 shift o
o
19 Soft/slipping 4 -3 shift (Automatic)
o o 0 O 0
20
Soft/slipping 3 - 2 shift (Automatic) o o o O o o
o
o
21
Soft/slipping 2 -1 shift
(Autom atic or klckdown)
o
0 o
o
o o
22
Harsh 1 -2 shift o o o
o o
O
o o
o o
23
Harsh 2 - 3 shift
o
o
o
o o
kJ o
24 Harsh 3 - 4 shift o o o o o
1^)
o
o o
25 Harsh 4 - 3 shift (Automatic)
o
o o
o o o o
o
o
o
0
26
Harsh 3 - 2 shift (Automatic)
o o
o
c
o
o o o o o
27 Torque
converter
clutch
No apply
o o
o
o
o
o o
28
Alw ays applied/m ay stall engine
o o
-J
o
29 Poor vehicle acceleration/performance
o o
o c o
30 Engine
will
not crank
o o o
31
No “P” position
o
32
Transaxle overheating
o o o o o
o
o
o
o o O
33 No engine braking in first gear (“1" range)
o o
o
34 No engine braking in “2” range
0 0
o o
35
Vehicle movement with gear selector in the “N” position
o
36
Shift efforts high
o o
37
External leaks
o
38
Noise/vibration—forward/reverse
o o
o
o o
39
O/D OFF indicator light does not Illuminate when
O/D OFF switch is turned to ON Q
40
O/D OFF indicator light illuminates when O/D OFF
switch is not turned to ON
o
Emtsswi conn «
Electronic system
Mydiaulic c oniroi system
W6U501WAC
0 5 -0 1 A -3 5