Mazda 121 - Ignition Coil Inspection; Ignition Coil Replacement; Distributor Spark Test; Electronic Advance Inspection

IGNITION
SYSTEIIi|
IGNITION
COIL
Inspection
Primary
coil
rvindlng
use an'ohmmeler
to
ineasure res
$ance ol
lhe
pIimary
coll
winding.
lf not
within speciflcation,
replace
the ignition
coil.
Specification:
0.68---0.840
(al
20oC
[68"F1)
Elecironic
Advance
Inspectlon
Verify
that the
ignition timing
advances
with engine
ac-
celeralon.
Secondary
coil
windlng
Use an ohinmeter
to
measure
resistance
of
the
primary coil
windlng.
lf not
within specification,
replace
the ignition
coil.
Soeciflcalion:
9.6-14.4
ko
(at
20"C
[680Fl)
Reolacement
1. Replace the
distributor.
(Refer
to
page
G-21.)
2. Adiust
the lgnltion
timing
(Refer to
page
G-18
)
01aoGXo40
DISTRIBUTOR
Spark
Test
1 . Disconnect
the
hiqh-tension
lead
trom a sparK
plug.
2. Hold
the lead
5-iomm
(0.20-0.39
in)
from
a
ground.
3.
Cfank the
engine and
verify
that a
strong
blue spark
ls
visible.
/
G-20