Honda HHT25S Manual page 128

HHT25S•HHT35S FRAME ASSEMBLY / HANDLEBAR
IGNITION SWITCH INSPECTION
Check for continuity between the switch connector and ground
terminal. There should be continuity with the ignition switch in the
STOP position, and no continuity with the ignition switch in the ON
position.
Switch position Continuity
ON No
STOP Yes
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