Fiat X 1/9 1978 - Starting System

ELECTRICAL
SYSTEM
TROUBLESHOOTING
STARTING
SYSTEM
STARTER
WILL
NOT
CRANK
ENGINE
1.3.
b.
no
If
starter
runs
but
will
not
crank
engine,
starter
drive
is
defective.
Repair
starter
drive.
Turn
outer
lighting
switch
on.
If
headlights
do
not
come
on
or
are
dim,
troubleshoot
headlights.
Turn
ignition
switch
to
start.
If
lights
dim
slightly,
go
to
step
3.
If
lights
are
very
dim
or
go
out,
go
to
step
4.
If
lights
remain
bright,
try
to
start
car
from
outside
of
car.
If
starter
starts
engine,
starting
precedure
or
seat
belt
interlock
system
faulty.
If
starter
does
not
run,
go
to
step
2.
Get
voltmeter.
Go
to
interlock
relay.
NOTE
Interlock
relay
is
mounted
under
instrument
panel
above
drop
tray.
Connect
red
lead
to
terminal
30/51
(red
wire)
of
relay.
Connect
black
lead
to
ground.
Have
someone
start
car.
If
meter
reads
less
than
8
volts.
go
to
step
i.
If
meter
reads
8
volts
or
more,
get
ohmmeter.
Connect
red
lead
to
terminal
86
(light
blue/white
wire).
Connect
black
lead
to
ground.
If
meter
reads
5
ohms
or
less,
go
to
step
9.
If
meter
reads
more
than
5
ohms,
troubleshoot
seat
belt
interlock
system.
Get
voltmeter.
Connect
red
lead
of
meter
to
terminal
87
(red
wire)
of
relay.
Connect
black
lead
to
ground.
Have
someone
start
engine.
If
meter
reads
8
volts
or
more,
go
to
step
0.
If
meter
reads
less
than
8
volts,
check
orange/white
wire
between
terminals
30
and
85.
If
wire
is
good,
replace
relay.
Page
231
(ACCESSORIES)
MAri‘u)
AW
x;
(START)
IOFF
AND
ST
LOCK)
IGNITION
SWITCH
RELAY
Eta-i...
'f
TERMmE/L
30151
BLACK
WIRE
RED
LEAD
lI
’
TO
GROUND
RED
LEAD
/
f...-
RELAY
“3%
9
RED
LEAD
BLACK
EAD
"To
GROUND
TERMINA’L
86
H
fi'fi
1I|ERMINAL
87
RED
BLACK
LEAD
'
{LEAD
I
RED
WIRE)
TO
GROUND