Honda CBR125R Owner's Manual page 381

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7. Starter Relay Switch Continuity Inspection
Remove and check the operation of the starter relay switch (page 18-14).
Is there continuity?
NO
– Faulty starter relay switch
YES
– Loose or poor contact starter relay switch connector
The starter motor turns when the transmission is in neutral, but does not turn with the transmission in
any position except neutral, with the sidestand up and the clutch lever pulled in.
1. Clutch Switch Inspection
Check the clutch switch operation (page 19-20).
Is the clutch switch operation normal?
NO
– Faulty clutch switch
YES
– GO TO STEP 2.
2. Sidestand Switch Inspection
Check the sidestand switch operation (page 19-19).
Is the sidestand switch operation normal?
NO
– Faulty sidestand switch (page 19-19)
YES
– • Open circuit in wire harness
• Loose or poor contact connector
Starter motor turns slowly
• Low battery voltage
• Poorly connected battery terminal cable
• Poorly connected starter motor cable
• Faulty starter motor
• Poorly connected battery ground cable
Starter motor turns, but engine does not turn
• Starter motor is running backwards
– Case assembled improperly
– Terminals connected improperly
• Faulty starter clutch
• Damaged or faulty starter idle gear and/or reduction gear
Starter relay switch "Clicks", but engine does not turn over
• Crankshaft does not turn due to engine problems
ELECTRIC STARTER
18-5

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