Cummins Generator Fault Codes

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

Cooling

12341431441451461511551961972353433533594154214414424886117811131122213121317131813351433143414352416C1000C1100C1250C1300C1400C1500C1540C1750C2000C2250C2500C2750C3000C3250C3500CRANKING LOCKOUTDS1DS2DS3DS4DS5DS6DS7DS8DS9DS11DS12DS13DS14DS15DS16DS17DS20DS21F415F450F500F525FAIL TO CRANK SHUTDOWNFAIL TO START (OVERCRANK) SHUTDOWNFAIL-TO-STARTFAIL-TO-START FAULTHIGH ENGINE TEMPERATURE WARNING/SHUTDOWNHIGH LUBE OIL TEMPERATURE WARNING/SHUTDOWNINJECTOR FAULT CODESINTERMITTENT FAULT CODESLOW COOLANT ALARMLOW COOLANT LEVELLOW COOLANT LEVEL ALARMLOW COOLANT TEMPERATURE WARNINGLOW LUBE OIL PRESSURE WARNING/SHUTDOWNLOW OIL PRESSURE WARNINGNUISANCE OVERCURRENT TRIPSOVERSPEED SHUTDOWNSENSOR FAILURE INDICATIONUNSPECIFIEDWEAK BATTERY WARNING

Electrical

19222729325981 O81 U81OCODE 42CODE 43CODE 45CODE 48CODE 57EMERGENCY STOPF1FAIL TO SHUTDOWN FAULTHIGH BATTERY 1 VOLTAGEHIGH BATTERY VOLTAGE WARNINGLOW BATTERY VOLTAGE WARNINGSYNCHRONIZER OUTPUT LIMIT WARNINGSYNCHRONIZER PHASE ROTATION WARNING

Emissions

00 - 0DD00 - 0DE00-0DC00-0DD00-0DE11 00 - 0DCFAIL TO SHUTDOWN

Fuel

36ALARM ID 33CODE 12CODE 13CODE 14CODE 15F4

General

000-04000-04200-045911912913914915916917918919111711211122112411281129113211391141114211431144114512131219122312241225122612431244124512461247141610053AMBERBATTERY OUT OF RANGE HIGH OR PRE-HIGHCRANK FAILD041DS6 (YELLOW)DS7 (RED)DS8 (RED)E089E125E153FAIL-TO-SYNCHRONIZE WARNINGH268H389H669H706L028OFFOVER SPEEDRED − FLASHINGSERVICE DUE

Lubrication

00-055427LOW PRE-LUBE PRESSURE ALARM

Speed

00-02100-02400-02600-02700-02800-0441211438147114725134CODE 36CODE 38CODE 41FUEL PRESSURE FAULT CODESOVER CRANK FAULT

Starting

35FAIL TO STARTFAIL-TO-SYNCHRONIZELOW COOLANT 1 LEVEL

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