Yamaha Z200N Service Manual page 337

– +
ELEC
4
1
3
IGNITION SYSTEM
5
2
8197
2. Check:
• Driver relay continuity
No continuity → Replace the fuse
holder.
Checking steps
(1) Remove the fuse 1.
(2) Connect the tester and battery as
shown.
Positive digital tester probe →
Fuse holder terminal 2
Negative digital tester probe →
Fuse holder terminal 3
Positive battery terminal →
Fuse holder terminal 4
Negative battery terminal →
Fuse holder terminal 5
(3) Check that there is continuity between
the driver relay terminals.
MEASURING THE CONTROL UNIT
OUTPUT PEAK VOLTAGE
WARNING
When checking the peak voltage do not
touch any of the connections of the digital
tester lead wires.
NOTE:
• If there is no spark or the spark is weak,
continue with the ignition system test.
• If a good spark is obtained, the problem is
not with the ignition system, but possibly
with the spark plug(s) or another compo-
nent.
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E
8