Generac Generator Fault Codes

409 documented Generac fault codes — causes, diagnosis and repair steps for each, drawn from OEM service literature. Page 2 of 2.

Air Intake

Cooling

3 1511 002398 2672 1521 1505 2710 1523 2671 1524 E-CODE 1400 OVERCRANK 1201 1060 WTS 2661 2630 180 1516 1500 2625 2629 45 2746 015322 9 1300 1403 1100 ECM-2G 1515 2619 1517 2689

Fuel

1-5 3015 2683 2678 1-3 3001 2-4 2-6 3003 2-1 3000 5-4 1-4 2688 2-3

Lubrication

4200 BATTERY CHARGER AC FAILURE ALARM 1601 E-CODE 1602 2680 1519 2616 2750 2611 2618 1800 2790 2760 1801 2615 1520 002430 2613

Sensors

6-4 6-3 SHUTDOWN SWITCH 003119

Speed

E-CODE 1064 NO CRANK SIGNAL 1064 005394 015330 IGNITION MODULE FAULT INDICATOR R-200B

Starting

OVERCRANK RED STEPPER OVERCURRENT RED FUSE PROBLEM RED 11 27 18 OVERSPEED RED 30 50 UNDERVOLTAGE RED RPM SENSE LOSS MIL 0 12 17 UNDERSPEED RED 002415B 002403

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