Datsun 1968-1973 510 Owners Workshop Manual page 119

118
Chapter
6 Gearbox and automatic transmission
11
W
th l stIli
engaged Slop the vehIcle and accelerate
to over
25
mph
uSing
klckdown Check for
sliP squawk
and absence of
upshIfts
12
Stop the
vehICle and select R
Revs
U SIng
full throttle If
possIble Check for slip and
clutch squawk
13 Stop the vehIcle
on a
gradient
Apply
the
handbrake
and
select P Check the
parkmg pawl hold when the handbrake
IS
released Turn the
vehicle
around and
repeat
the
procedure
Check that
the selector lever
IS
held firmly
In
the gate In
P
E n ple of
Fault
Bwnpy
enptement
of 0 tint fault
gven
c h a rt
ItanS I
to
7
lV Cn
as
D B d 0
Q
the chart
key ate
checked
In
thlS letter order
N J MIIERS INDICATE mE RECOMMENDED SEQUUiCE
OF FAULT INVFSItGAnON
FauI
Ad
HydraulIC
Control
Meclwucal
Faulu
Faull
faulll
BC EFabcde
gb
I
n
p q
I
Nlo
P
QIR
5
Tlu
v Xyz
l D L
Bumpy
2 I 3 4
6 7
De
yod
I 2
4
1 6 5 138 I 11
I
N
I
2 3 4 6
7 8 I
TIb f
NonefOl ftal d 1 3 2
4
N
I
2 1 6 3 4
8
SemIn
I
2
No oeutral I
3 2
UpaIdIb
No 1 2
I 2 8 91 6 7 3 4
No 23 I
8 9 I 6 1 2 3 4
AboY nonnaI aIu l
apoed
I 8 9 I 2 7 3 4
6
Below normal shift
speed
I 6 2 3
4
Upaldll
Shp
2
2 4 891 6 1
Sbp
23 I
2 3 4 91 111 8
6
Rouch
1 2 I 2 I
3
4
6 9
7 8
Roup
2 3
I 2 6 3 4
SemIn H 1 6
2 3 4
Seawe 2 3
1 2 3 4
No 2 1
3
2 4
No 2 I
3 2 4
In
lunwyup
3 2 I 2 3
AboY normal aJu
apoed
1
6 4 2 3
BcIow norma1 aIu l
apoed
I S 4 2 78 3
DowDIUI fP I I l3
Shp
2
I
Shp
3 2 1
67 a 4 3 9 2
Roup 2 1
3
2 1
Roucb
I
3
4
2 6 7 8
BoIow
1 000
I
OYer
2 0 00
I 2 3 4 5 6 1 8 9 I 11
I
1
Nopoaobart
1 2
8 91 11 1
111
I 4
I 2 3
TII r
4
KEY TO FAULT
DIAGNOSlS OIAIlT
PftIlmlaory
Ad
F
A Auld level
Jn
uffiClenl
B
Oo
nsl u 1 l valve cable
mc om ctly
assembled
or
adjUSted
C Manual
hnkaf e
mcom cdy UItlD
blcd
or
adjusted
D lncorTect
ne
Idling speed
E
Incorrect front band
adjustment
F
Incom ct rear
bud
adJwtmcnt
Hydnudk
can I F
a
OLl tubes ID1S5Ult
or not UlStaUed
corrc ctly
b
Sealmg rmp
nussmg
or
broken
Val e
body assembly
ICI e W I
lIUSSUl
not
comdly uch
d
Pnnwy
r p IalOr
val wck
Secondary rqulalor
valve IllCklO
lbroule valve
ltu kmg
Modulator
valve sttckm
h Governor
lve
ItlCkmg leakmg or mcor
tly
assembled
Onfict control valve
stICking
m
1 2
hlf t vatve
suckmg
2 3 aluft alve
stu
k m g
p
2 3 stuft
q
lve
plunp S
dm
q
Converter out
check valve
nuwn or
stlCkm
Pump
c h cck valve DUSSlIII
or
sllCkm
M F
N
Front c1utcb
ShpPIDJ
due
to worn plateS or
ultypam
o Front clutch IClzed
or
plateS
dIStorted
p
Rut dutch
sltppmg
due
to won plateS or
raully
chock valve
piston
Q
Rear ctutdlllCazed
or plates
diStorted
R Front band
sllppmg
due
10 rautty
servo
broken
or worn
band
S Rear band
shppm
due
to rauhy
1Cn O
broken
or worn
band
T Unl d1t CC 1Onal
c
lutth
sbpJ
n
or mcom c U y
IDstalJed
U
Uru dll cctlonal clutch ICIzm
V
Input
shah broken
W
Front
pump
dnve
lances
on converta
hub
broken
X Front
pump
worn
Y Rear
pump
wom
Z Converter
btadlns
andlor wu d 1 rccuonaJ
clutch ra led
FIg
6 58 Fault dIagnosIS chart
automatIc transmlS5lon
Sec 29