Datsun 1980 200SX Service Manual page 501

Lighting Systems
ELECTRICAl
YSTEM
TROUBLE
DIAGNOSES
AND
CORRECTIONS
Clearance side marker lleense
plate
and tail lamps
Condition
Neither left
nor
right
lamp
lights
Lamp
on
only
one
side
lights
Stop lamps
Condition
Neither left
nor
right
lamp lights
Lamp
on
only
one
side
lights
EL48
Probable
cause
Burnt fuse
Loose
connection
or
open
circuit
Faulty
lighting
switch
Lamps light
when CD
and
@
terminals of
harness
connector to
combination switch
are
connected with
test
lead
including
15A
fues
Fa1llly tail
an
d
stop
lamp
sensor
Tail
lamp
only
Burnt bulb
Loose bulb
Loose
connection
or
open circuit
Probable
cause
Burnt fuse
Faulty stop switch
Faulty
tail
and
stop lamp
sensor
Stop lamps light when @ and @
terminals
of
main
harness
connector to
tail
and
stop
lamp
sensor
are
connected
with
test lead
including
lOA fuse
Loose
connection
or
open circuit
Bumt bulb
Loose bulb
Loose
connection
or open
circuit
Corrective action
Correct
cause
and replace
Check wiring and
or repair
connection
Replace if
necessary
Replace t l i1
and
stop
hunp
sensor
Replace
Repair
lamp
socket
Check
wiring
and
or
repair
connection
Corrective action
Correct
cause
and
replace
Conduct
continuity test
and
replace if
neces
sary
Replace
if necessary
Check
wiring and
or
repair
connection
Replace
Repair lamp socket
Check
wiring and
or
repair
connection