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Honda CB400F 1989 Service Manual page 153

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IGNITION
SYSTEM
Disconnect the
spark plug caps from
the spark plugs and
mco3ure
the secondary coil lesislancu
will)
the
spark plug
wire
at
each ignition
pair:
A
No. 1 —4
secondary coil:
between ENG 1
and
ENG 4 wire
No. 2
3
secondary coil: between
ENG 2 and ENG 3
wire
1
STANDARD:
23-27 kfl
(20°C/68°F)
'll
©
x
$
*
»
Remove the ignition
coil, disconnect the spark plug wires and
measure the
primary and secondary coil resistances as
shown.
(1)
SECONDARY COIL
Q
STANDARDS:
Primary coil:
2-4
li(20DC/68°F)
Secondary
coil: 13-17
kQ
(20°C/68°F)
<,y
Q
(2)
PRIMARY
COIL
I
REMOVAL/INSTALLATION
(1)
BOLT/COLLAR
(2)
IGNITION COIL
/
ASSEMBLY
Disconnect
the ignition coil 4P
mini
connector
under the fuel
tank.
Remove the bolts and collars.
(
(3)
Y/Bu
l
/
Disconnect the
ignition primary
terminals
from the coils and
remove the ignition coil
as
an assembly.
\
SS
(6)
Bl/W-
X
(4)
Bl/W
(5)
Bu/Y
»
Remove
holts and No.
2
3
ignition
coil
first,
then remove
bolts and No. I —4 ignition coil.
o,
0,
fa*
(1)
No. 2-3
/
IGNITION
»
Install the ignition coils
in the reverse order of removal.
COIL
NOTE
vY /
c
j2)
No. 1 -4
J
IGNITION COIL
Connect the spark plug wire properly as shown (right).
*
Connect the ignition coil primary
terminals properly
as
shown above.
COIL
3
I
COIL
TTI65T
TT
(3)
BOLTS
.
£T
3 1
EE
io5j

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Cb-1 1989