Diagnostic
Cause: Unburned fuel mixing with the oil, caused by running the engine below 3,000 rpm for more than 30% of the time or frequent starting and stopping without allowing the engine to warm up Test: Check oil level on dipstick for increase in volume
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Ask Boat Guru about thisSpec · 3,000 rpm conditions={"note":"Running below 3,000 rpm for more than 30% of operating time leads to water condensation and unburned fuel mixing with engine oil"}
Procedure · 1. If the oil appears milky or the oil level has increased on the dipstick, change the engine oil immediately to prevent engine malfunction.
Spec · Check level conditions={"interval":"Each use"}
Procedure · 1. Check the engine oil level with the engine stopped and the outboard motor in the vertical position. 2. Unlock and remove the engine cover (refer to p. 88). 3. Remove the dipstick and wipe it clean. 4. Insert the di...
Diagnostic · Cause: Engine oil overfilled beyond upper limit mark on dipstick Test: Check dipstick oil level; confirm oil is not above UPPER LIMIT mark