Caterpillar Generator Fault Codes

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

Air Intake

1371 1371-040 7452-040 1064-081 1466-543-M&S

Cooling

1450 1352-045 1350-070 1395-081 1353 1395-044 1350-535-FLV 4471-510 1250 1000 1456 CYLINDER MISFIRE CODES 1900 1361-040 4450-535-LA 4471-081-T 4450-535 1396 1453

Electrical

1401-510 1401 1401-535 1401-005 4462 1411 1401-561 1405-040

Emissions

NO DATA LINK SIGNAL

Fuel

OVERCRANK 1258-548

General

1078-011 1064-571 1051; 1054-037 7450 81 O/U 1078-535 1357-040 1357-510 7554-040 1357-025 7451 1063-040 1395-082 7554-510 1000-008 7542 32 1000; 7418 1348-554-SM 7542-554-OC 1152-535 27/59 32RV

Lubrication

1352 1000-070 1395 1261-510-SE 1064-070 1052-040 1317-070 1205-040

Speed

E-13766461 OVERSPEED

Starting

7400 7418 1451-040 1453-040

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