1. GENERAL INFORMATION MYROAD 700i
NO SPARK AT SPARK PLUG
Inspection/Adjustment Symptom Probable Cause
Replace with a new
spark plug and inspect
again
Weak or no spark Good spark Faulty spark plug
Check spark plug cap
and high-tension wire
for looseness
Not loose Loose Faulty spark plug
Check ignition unit
coupler for looseness
Good Good Poorly connected coupler
Measure resistance
between terminals of
ignition unit coupler
Normal Abnormal
Check related parts
Faulty ignition switch
Normal Abnormal Faulty exciter coil
Faulty pulser coil
Faulty ignition coil
Broken wire harness
Poorly connected coupler
Check ignition unit
Abnormal
Faulty ignition unit
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