Pulse Generator Inspection; Exciter Coil Inspection; Ignition Timing - Honda CB250N Shop Manual

Ignition
System
If
the resistance
is
»
(open
wire);
disconnect
the
spark
plug
cap and measure
the
secondary
coil
resistance
as
shown.
Standard;
2.8-3.4
kfl
[20°C/S8°F)
Pulse
Generator
Inspection
NOTE
It
is
not
necessary
remove
the pulse generator
from
the
engine.
Remove
the fuel tank (page 2-4).
Disconnect the
pulse generator
2P
connector.
Measure
the resistance
between
the
Blue/Yellow and
Green/White
terminals.
Standard:
50-T70
0
(20
D
C/68
D F)
Exciter Coil
Inspection
NOTE
It
is
not necessary
remove
the exciter
coil
from
the
engine.
Remove
the
fuel
tank (page
2-4).
Disconnect
the exciter
coil
connector.
Measure
the resistance between- the
Black/Red and
body,
ground
Standard:
50-180
ft
(2.0°C/68°F)
Ignition
Timing
Warm
up
the engine.
•
•
Stop the engine and connect
a
timing
light
to
the No.
1
cylinder
spark
plug wire.
NOTE.
r
Read
the instructions
for
timing
light for operating.
Remove
the tirmng hole cap on the
left
crankcase cover.
14-8