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Mercury HP 500 EFI Bravo XR/XZ/III - Low Engine Oil Pressure

Mercury HP 500 EFI Bravo XR/XZ/III
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132 500 EFI Bravo
TROUBLESHOOTING
Insufficient Engine Temperature
Possible Cause Remedy
Faulty water thermostat. Replace.
Faulty oil thermostat. Replace
Faulty gauge or sender. Test with shop gauge.
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, etc.).
Diluted or improper viscosity
oil.
Change oil and oil filter, using
correct grade and viscosity oil.
Determine cause for dilution
(excessive idling, etc.).
Faulty Oil Pressure Gauge or
Oil Pressure Sender.
Check oil pressure with a
mechanical shop gauge.
Battery Will Not Come Up On Charge
Possible Cause Remedy
Excessive current draw from
battery.
Turn off non-essential
accessories.
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.

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