2007 Evinrude E-Tec 75, 90 HP outboards Service Manual, Page 93Get this manual
ENGINE MANAGEMENT MODULE (EMM) EMM DIAGNOSTICS
EMM DIAGNOSTICS
LED Indicators
The EMM has LED indicators located next to the electrical connectors that provide information related to various electrical circuits
Running Mode
LED Low charging output, "CHARGING FAULT For LIGHT ON, investigate possible fault codes: Code 17 system voltage (55 V) below range Code 18 system voltage (55 V) above range Code 26 low battery (12 V) voltage Code 27 high battery (12 V) voltage LED Damaged injector circuit, ignition primary circuit, or fuel pump circuit, "INJECTORIGNITION FAULT For LIGHT ON, investigate possible fault codes: Code 51 cylinder no1 injector circuit open Code 52 cylinder no2 injector circuit open Code 53 cylinder no3 injector circuit open Code 61 cylinder no1 injector circuit short Code 62 cylinder no2 injector circuit short Code 63 cylinder no3 injector circuit short Code 81 no1 ignition primary circuit open Code 82 no2 ignition primary circuit open Code 83 no3 ignition primary circuit open Code 91 fuel pump circuit open Code 94 fuel pump circuit short LED Sensor circuits (5 V), "SENSOR FAULT For LIGHT ON, investigate possible fault codes: Code 12 TPS circuit fault Code 13 TPS below expected range Code 14 TPS above expected range Code 16 CPS, intermittent loss of sync Code 32 oil switch signifies constant pressure Code 41 engine tempsensor circuit fault Code 42 engine tempbelow expected range Code 44 BP sensor circuit fault Code 45 BP below expected range Code 46 BP above expected range Code 47 AT sensor circuit fault Code 48 AT sensor below expected range Code 49 AT sensor above expected range Code 58 engine not reaching operating temp