Fiat X 1/9 1978 - INTERIOR LIGHTS; Interior Lights

ELECTRICAL
SYSTEM
TROUBLESHOOTING
Page
285
INTERIOR
LIGHTS
INSTRUMENTS
LIGHTS
WILL
NOT
WORK
BULB
‘l.a.
If
only
one
instrument
light
is
out,
remove
instrument
panel.
Replace
bulb.
HOLDER
b.
Turn
on
outer
lighting
switch.
If
parking
lights
do
not
work,
replace
fuse
J
G.
If
headlights
do
not
work,
troubleshoot
LOW
BEAMS.
c.
Check
parking
light
indicator.
If
indicator
is
lit
go
to
step
2.
:11
d.
If
indicator
is
not
lit,
operate
windshield
washer.
If
washer
does
not
work,
:1
BULB
go
to
step
f.
CIRCUIT
BOARD
. . .
(\
M
e.
If
washer
works,
check
crrcurt
board
for
defects.
Repair
or
replace
board.
CONNECTOR
(:10
f.
If
washer
does
not
work,
operate
horn.
If
horn
does
not
work,
go
to
HORN
WILL
NOT
BLOW
troubleshooting.
g.
If
horn
works,
repair
black
wire
from
connector
CB
to
connector
C10.
NOTE
Connector
C8
is
a
6
pin
connector
for
the
instrument
panel.
Connector
C10
is
a
6
pin
connector
under
the
steering
column
INSTRUMENT
PANEL
\CONNECTOR
ca
COVET.
BLACK
WIRE
2.a.
If
lights
work
on
high
setting
but
not
low,
go
to
step
3.
BROWN
WIRE
b.
If
lights
do
not
work
at
all,
pull
panel
light
switch
out.
c.
Get
voltmeter.
Connect
red
meter
lead
to
terminal
I
(brown
wire)
of
switch.
Connect
black
lead
to
ground.
d.
If
meter
does
not
read
voltage,
repair
brown
wire
from
switch
to
connector
CS
and
to
connector
C10.
NOTE
Connector
C5
is
an
8
pin
connector.
Connector
010
is
a
4
pin
connector.
They
are
under
the
steering
column
cover.
e.
If
meter
reads
voltage,
connect
red
meter
lead
to
terminal
U
(orange/white
_
BLACK
LEAO
wirel.
Connect
black
lead
to
ground.
iORANGE/nTE
f.
If
meter
reads
voltage,
repair
orange/white
wire
to
resistor
holder
or
m
whitefred
wire
from
holder
to
connector
CB.
TO
NOTE
GROUND
Resistor
holder
is
accessible
by
removing
ash
tray
and
holder.
9.
If
meter
does
not
read
voltage,
replace
switch.