Honda GL1800 Service Manual page 590

7. Starter Relay Switch A Relay Coil Control Line Continuity Inspection
Check the relay coil ground line of starter relay switch A (page 19-24).
Is there continuity?
NO – • Open circuit in the Brown/red wire between starter relay switch A and the reverse relay.
• Loose or poor contact of the reverse relay connector.
• Faulty reverse relay or its circuits (page 19-26)
YES – GO TO STEP 8.
8. Starter Relay Switch A Relay Coil Voltage Line Inspection
Check the relay coil input voltage line of starter relay switch A (page 19-24).
Is battery voltage present when the starter/reverse switch is pushed in?
NO – • Open circuit in the Yellow/red wire between starter relay switch A and right handlebar
switch.
• Loose or poor contact of the handlebar switch connector.
• Faulty right handlebar (starter/reverse) switch (page 20-35).
• Open circuit in the White wire between the right handlebar switch and fuse box (No. 8
ST. KILL fuse).
YES – GO TO STEP 9.
9. Starter Relay Switch A Operation Inspection
Check the operation of starter relay switch A (page 19-24).
Is there continuity between the cable terminals while the battery is connected, and no continuity
when the battery is disconnected?
NO – Faulty starter relay switch A.
YES – Loose or poor contact of the starter relay switch A 2P red connector.
STARTER/REVERSE SYSTEM
19-7