Section 7 - Troubleshooting
Page 80
90-8M0099741
eng
JUNE 2015
Low Engine Oil Pressure
Possible Cause
Remedy
Insufficient oil in crankcase.
Check and add oil.
Excessive oil in crankcase (causing it to
become aerated).
Check and remove required amount of oil. Check for cause of excessive oil
(improper filling).
Diluted or improper viscosity oil.
Change oil and oil filter, using correct grade and viscosity oil. Determine
cause for dilution (excessive idling).
Battery Will Not Recharge
Possible Cause
Remedy
Excessive current draw from battery.
Turn off nonessential accessories.
Alternator drive belt loose or in poor condition.
Replace and/or adjust.
Unacceptable battery condition.
Test battery, replace if necessary.
Loose or dirty electrical connections or damaged
wiring.
Check all associated electrical connections and wires (especially
battery cables). Clean and tighten faulty connections. Repair or
replace damaged wiring.
Faulty alternator.
Test alternator output, replace if necessary.
Remote Control Is Difficult to Move or Makes Unusual Sounds
Possible Cause
Remedy
Incorrect friction adjustment.
Change friction adjustment.
Incorrect detent adjustment.
Change detent adjustment.
Friction pad in the remote control worn.
Replace the remote control.
Steering Wheel Jerks or Is Difficult to Turn
Possible Cause
Remedy
Insufficient lubrication on steering components. Lubricate.
Loose or missing steering fasteners or parts.
Check all parts and fasteners if any are loose or missing, see authorized
Mercury MerCruiser dealer immediately.
