Datsun 1000 - AUTOMATIC TRANSMISSION FAULT DIAGNOSIS

1 ti A utomalic fran
mission
19
Lower the
jack supporting
the
transmission
assembly
and withdraw
it
from
the vehicle
TO INSTAL
Installation
is a
reversal
of
the
removal procedure
with
particular
attention
to the
following points
I
Ensure that the
converter
is
fully engaged
in
the
front
of the transmission and
in
the
spigot
in
the
rear of
the
crankshaft
2
Ensore
that
the attachment faces of the
torque
converter
housing
and
the rear of
the
engine
crankcase
are
perfectly
dean and
free of
any
burrs
3
Instal the bolts
securing
the converter to the
drive
plate
and
tighten
evenly
to
the
specified torque
4
Tighten
the
bolts
securing
the
converter
housing
to
the rear of
the
engine
to the
specified
torque
5
Fill
the
transmission with
the
specified
grade
and
quantity
of
the
recommended
hydr
ulic fluid
6 Check
and
if
necessary adjust
the
selector
linkage
7 Check the neutral
safety
switch
and kickdown
switch
Replace
if
necessary
8 Road
test
the
vehicle
and
recheck
the
hydraulic
fluid
level
as
described
in HYDRAULIC FLUID TO
CHECK AND
TOP UP
I
Engine
will not stari
in P
or
N
9
AUTOMATIC TRANSMISSION
FAUI
T
DIAGNOSIS
Possible cause
a Incorrect selector
linkage
adjustment
bj
Defective
inhibitor
switch
or wiring
c
Faulty ignition
switch or starter
motor
2
Engine
starts in
D or
R
range
Possible couse
a Incorrect selector
linkage
adjustment
b
Defective inhibitor
switch
or wiring
3 Harsh
engllgement
N to D
Possible
cause
a
Engine
idling speed
too
high
b
Faulty
vacuum diaphragm
or
pipe
c Throttle
pressure
too
high
d
Contrf
1 valve
sticking
or
faulty
4
No
drive in
D
operates
in other
ranges
Possible cause
a
Incorrect selector
linkage adjustment
b Throttle
pressure
too
high
c
Control
valve
sticking
or
faulty
Remedy
Check
and
adjost
linkage
Check switch
and wires
adjust
or renew
switch
as
necessary
Check
and
repair
or
renew switch
or starter
Remedy
Check and
adjust
linkage
Check switch and
wires
adjust
or renew
switch
as
necessary
Remedy
Check and
adjust
idling
speed
Check
and renew
faulty components
Check throttle
pressure
and
regulator
valve and
plug
Free
up
or renew control valve
Remedy
Check
and
adjust
linkage
Check throttle
pressure
regolator
valve
and
plug
Free
up
or renew
control valve
82
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