Generac Generator Fault Codes

373 documented Generac fault codes — causes, diagnosis and repair steps for each, drawn from OEM service literature. Page 1 of 2.

Cooling

1 2 3 4 5 5-7 6 6-7 6-8 7 8 9 10 45 180 1001 1100 1101 1200 1201 1204 1205 1206 1300 1400 1401 1403 1404 1405 1500 1501 1505 1511 1515 1516 1517 1521 1522 1523 1524 1600 2299 002398 2399 2619 2620 2621 2622 2623 2624 2625 2626 2627 2628 2629 2630 2650 2651 2660 2661 2671 2672 2689 2690 2691 2692 2700 2710 2720 2725 2735 2740 2745 2746

Electrical

2-1500 5-30 5-1500 26 29 000311 1802 1902 1903 1904 1905 1906 1907 1916 2098 2099 2101 2400 2500 2501 2502 2600 2601 2602 2747 2751 2793 2800 2801 2802 2803 2804 2805 2810 2900

Fuel

1-1 1-2 1-3 1-4 1-5 2-1 2-2 2-3 2-4 2-5 2-6 3-1 5-3 5-4 5-5 5-6 2670 2674 2675 2676 2677 2678 2679 2681 2682 2683 2684 2685 2686 2687 2688 2806 3000 3001 3002 3003 3015

General

0.01 014429 0.01 014430 0.01 014432 0.01 014433 1 SECOND FLASH (1 ON – 1 OFF)134 000325A 500 501 502 503 504 505 505-J4 506 1000 1005 1006 2100 2109 2111 2112 002403 (000192)002463 002464 003273

Lubrication

6-1 744 1518 1519 1520 1601 1602 1800 1801 1803 1900 1901 002430 002431 2611 2612 2613 2614 2615 2616 2617 2618 2680 2730 2750 2760 2770 2780 2790 2910 3215 3217 003503 4200

Sensors

4-1 4-2 4-3 4-4 6-2 6-3 6-4 6-5 6-6 002493 003118 003119 003201

Speed

0C5969 1007 1208 1301 002634

Starting

0 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 27 28 30 50 000143 000333 1234 002074 002403 002415B

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