2008 Evinrude E-TEC 55MFE Technical Manual, Page 80Get this manual
ENGINE MANAGEMENT MODULE (EMM) EXTERNAL SENSORS
Barometric Pressure Sensor
Supplies the EMM with barometric pressure reading to compensate for changes in altitude and air densityIf the BP sensor reads below 13.3 KPa or above 119.0 KPa, or the sensor or circuit fails, the EMM: Stores service code 44 If the BP sensor reads below 70 KPa, the EMM: Stores service code 45 If the BP sensor reads above 105 KPa, the EMM: Stores service code 46
EXTERNAL SENSORS