1999 "EE" 90, 115 FFI, 150, 175 V4, V6 FFI Outboards Service Repair Manual, P/N 787024, Page 58Get this manual

1999 "EE" 90, 115 FFI, 150, 175 V4, V6 FFI Outboards Service Repair Manual, P/N 787024, Page 58

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Internal ECU Sensors Five sensors are located inside the ECU; barometric pressure, ECU temperature, alternator 26 volts, battery 12 volts, and ROM verificationSince none are serviceable parts, failure