Himoinsa Generator Fault Codes

97 documented Himoinsa fault codes — causes, diagnosis and repair steps for each, drawn from OEM service literature.

Cooling

LOPST ART FAILUREUNEXPECTED SHUTDOWNANALARMS TABLE PARAMETER 52 TO 54HTCSTARTING FAILURELOW OIL PRESSURE BY SENSORHCTFRPARAMETER 10 TO 12START FAILURECLLOW BATTERY VOLTAGEALARMS TABLE PARAMETERS 73 TO 74ALARMS TABLE PARAMETER 10 TO 12STOP FAILURE ALARMALARMS TABLE PARAMETER 49 TO 51EMSMINIMUM GENSET FREQUENCY ALARMHIGH COOLANT TEMPERATURE BY SENSORLOW COOLANT LEVELFUEL RESERVEPARAMETER 49 TO 51HIGH TEMPERATURE WATERNBATTERY CHARGE ALTERNATOR FAILUREENPARAMETERS 73 TO 74PARAMETER 52 TO 54

Electrical

ALARMS TABLE PARAMETER 40ALARM TABLE PARAMETER 10 TO 12SHORT CIRCUITALARMS TABLE PARAMETER 65STOP FAILUREALARMS TABLE PARAMETER 62INVERSE POWERALARMS TABLE PARAMETER 43ALTERNATOR VOLTAGE ALARM (PARAMETER 10 TO 12)CEM7 LOW BATTERY VOLTAGE ALARMMAXIMUM GENSET VOLTAGEAL2MINIMUM GENSET VOLTAGEOVERLOAD ALARMMAXIMUM GENSET FREQUENCYALARMS TABLE PARAMETER 66GENSET VOLTAGE ASYMMETRY ALARMALTERNATOR VOLTAGE ALARMALARMS TABLE PARAMETER 38BATTERY CHARGE ALTERNATOR FAILURE ALARMALARMS TABLE PARAMETER 70START FAILURE ALARMMAXIMUM GENSET FREQUENCY ALARMALARMS TABLE PARAMETER 63AL1ALARMS TABLE PARAMETER 71EMERGENCY STOPERRONEOUS PHASE SEQUENCE OF THE GENSETMINIMUM GENSET FREQUENCYAL3ALARMS TABLE PARAMETER 64

Emissions

PROGRAMMABLE ALARM 4PROGRAMMABLE ALARM 3SCR SYS ERR

Fuel

ALARMS TABLE PARAMETER 55 TO 57MIN. FREQUENCY GENSETWARNING A

General

RPM SENSOR LOSS SHUTDOWNLOW OIL PRESSUREPROGRAMMABLE ALARM 2HIGH COOLANT TEMPERATURETHERMAL PROTECTION ALARMINVERSE POWER ALARMPROGRAMMABLE ALARM 5ID. FAILURE DISPLAYRTC NOT AVAILABLE

Lubrication

LOW FUEL LEVEL BY SENSORHIGH BATTERY VOLTAGE ALARMHIGH BATTERY VOLTAGEPARAMETER 53LOW OIL PRESSURE BY SENSOR ALARMLOW BATTERY VOLTAGE AT THE STARTINGLOW BATTERY VOLTAGE AT THE STARTING ALARMPARAMETER 120PARAMETER 55LOW FUEL LEVEL BY SENSOR ALARMPARAMETER 37

Sensors

FUEL STORAGE WARNINGGENSET SIGNAL FAILUREPROGRAMMABLE ALARM 1LOW ENGINE TEMPERATURE

Speed

UNDERSPEEDOVERSPEED ALARMOVERLOADUNDERSPEED ALARMOVERSPEED

Starting

MIN. VOLTAGE GENSET

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Get a diagnosis walkthrough for any Himoinsa fault on your specific unit — cited to the OEM manual, not a forum guess.

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