1999 "EE" Outboards Accessories Service Manual, P/N 787026, Page 195Get this manual
SYSTEM -:? CHECK
System Check Engine Monitor
The OIVIC System Check engine monitor warns the operator of conditions that could damage the engineThe monitoring system consists of dash-mounted gauge with four light emitting diodes (LEOs), warning horn, sensors on the engine and oil tank, and related wiring The system is compatible with the OIVIC Modular Wiring System