Honda GL1800 Service Manual page 182

8. 1st Gear Selected, Side Stand Retracted Line
Short Circuit Inspection
Check for continuity between the Blue/red wire
terminal (–) of the wire harness side connector
and ground (+) with the clutch lever released.
Recheck with reverse connections.
Is there continuity?
YES – • Short circuit in the Blue/red wire of
the main wire harness between the
ECM and
assembly.
• Short circuit in the Green/red wire of
the main wire harness between the
reverse regulator
clutch switch.
• Faulty clutch switch.
NO – GO TO STEP 9.
9. Side Stand Switch Line Short Circuit Inspection
Extend the side stand.
Check for continuity between the Blue/red wire
terminal (–) of the wire harness side connector
and ground (+) with the clutch lever squeezed.
Recheck with reverse connections.
Is there continuity?
YES – • Short circuit in the Green/red wire of
the main wire harness between the
clutch switch and side stand switch.
• Faulty side stand switch.
NO – Replace the ECM with a new one and
inspect again.
FUEL SYSTEM (Programmed Fuel Injection)
reverse regulator
assembly and
5-51