Mercury Marine
Error Codes
Engine Guardian
Mercury Marine
Outboard Motor
Engine Guardian is Mercury's protective limp mode.<br>The ECU detected a fault …
Fuel Pump Pressure Fault
Mercury Marine
Outboard Motor
Mercury fuel pump fault means the engine isn't getting fuel pressure within the …
Overheat Water Flow
Mercury Marine
Outboard Motor
Mercury overheat fault is the system protecting against catastrophic engine …
Engine Overheat
Mercury Marine
Outboard Motor
The Engine Overheat alarm sounds as a continuous tone or specific horn pattern …
Engine Overrev
Mercury Marine
Outboard Motor
The Overrev alarm sounds when engine RPM exceeds the redline limit, usually …
Low Oil Pressure
Mercury Marine
Outboard Motor
The Low Oil Pressure alarm is one of the most serious Mercury warnings — the …
Low System Voltage
Mercury Marine
Outboard Motor
The Low System Voltage alarm means the engine sees less than the minimum voltage …
Water in Fuel
Mercury Marine
Outboard Motor
The Water in Fuel alarm means the water-separating fuel filter has detected …