Section 7 - Troubleshooting
90-8M0070851
eng
AUGUST 2012
Page 105
Possible Cause
Remedy
Electronic fuel system faulty.
Have electronic system checked by a Mercury Diesel authorized repair
facility.
Poor Performance
Possible Cause
Remedy
Throttle not fully open.
Inspect throttle cable and linkages for proper operation.
Damaged or improper propeller.
Replace propeller. See a Mercury Diesel authorized repair facility.
Excessive bilge water.
Drain and check for cause of entry.
Boat overloaded or improperly distributed. Reduce load or redistribute more evenly.
Boat bottom fouled or damaged.
Clean or repair as necessary.
Electronic fuel system fault.
Have electronic fuel system checked by a Mercury Diesel authorized repair
facility.
Excessive Engine Temperature
Possible Cause
Remedy
Water inlet or seacock closed.
Open.
Drive belt loose or in poor condition.
Replace or adjust belt.
Seawater pickups or sea strainer obstructed.
Remove obstruction.
Faulty thermostat.
Replace. See a Mercury Diesel authorized repair facility.
Coolant level low in closed cooling section.
Check for cause of low coolant level and repair. Fill system with
proper coolant solution.
Heat exchanger cores plugged with foreign material.
Clean heat exchanger. See a Mercury Diesel authorized repair
facility.
Loss of pressure in closed cooling section.
Check for leaks. Clean, inspect, and test pressure cap. See a
Mercury Diesel authorized repair facility.
Faulty seawater pickup pump.
Repair. See a Mercury Diesel authorized repair facility.
Seawater discharge restricted or plugged.
Clean exhaust elbows. See a Mercury Diesel authorized repair
facility.
Seawater inlet hose kinked (restricted).
Position hose to prevent kinking (restriction).
Use of improperly designed hose on inlet side of
seawater pump allowing it to collapse.
Replace hose with wire reinforced design.
Insufficient Engine Temperature
Possible Cause
Remedy
Faulty thermostats.
Replace. See a Mercury Diesel authorized repair facility.
Low Engine Oil Pressure
Possible Cause
Remedy
Faulty senders.
Have system checked by a Mercury Diesel authorized repair facility.
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).
Содержание Sterndrive TDI 3.0L
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Страница 36: ...Section 2 Getting to Know Your Power Package Notes Page 28 90 8M0070851 eng AUGUST 2012 ...
Страница 50: ...Section 3 On The Water Notes Page 42 90 8M0070851 eng AUGUST 2012 ...
Страница 56: ...Section 4 Specifications Notes Page 48 90 8M0070851 eng AUGUST 2012 ...