4-3
Troubleshooting
Symptom 1: Improper oil lubrication.
Symptom 1: Discharged battery (optional for European market).
Troubleshooting the lower unit
Troubleshooting consists of the following 3 items:
Symptom 1: Specific trouble conditions
Symptom 2: Trouble conditions of an area or individual part
Cause: Trouble causes of symptom 2
— : Not applicable
Symptom 1: Shift mechanism of the forward gear and reverse gear does not operate prop-
erly.
Symptom 2 Cause Checking step
See
page
Oil cannot be seen
through the oil lubrica-
tion check window
Low engine oil level Check the oil level. 10-3
Check for engine oil leakage. 2-13
Check the valve stem seal and valve. 7-27
Check the piston ring. 7-41
Insufficient oil lubrication Check the oil pump. 7-23
Check the oil strainer. 7-25
Check the oil passage. 2-13
Symptom 2 Cause Checking step
See
page
—
Battery performance decrease Check the battery capacity and specific
gravity.
—
Short, open, or loose connec-
tion in charging circuit
Check the battery cable and terminals
for proper connections.
—
Lighting coil malfunction Measure the lighting coil output peak
voltage.
5-4
Measure the lighting coil resistance. 5-4
Rectifier Regulator malfunction Measure the Rectifier Regulator output
peak voltage.
5-4
Check the Rectifier Regulator for conti-
nuity.
5-4
Symptom 2 Cause Checking step
See
page
—
Shift rod malfunction Check the shift rod joint. 8-16
Shift mechanism malfunction
(lower unit)
Check the shift rod for wear. 8-6
Check the dog clutch. 8-9
Check the forward gear, reverse gear,
and pinion for damage or wear.
8-9
8-11
8-11
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