Violation codes — FM 511
27 violation codes cited at this site
| # | Code | Description | Citations | OOS % |
|---|---|---|---|---|
| 1 | 392.2 | Operating a CMV while ill or fatigued | 7 | — |
| 2 | 393.60C | Glazing/window obstructions | 4 | — |
| 3 | 393.9 | Inoperable Required Lamp | 4 | — |
| 4 | 393.47E | Slack adjuster defective | 4 | — |
| 5 | 393.83G | Exhaust - Discharging at a point forward or directly below the driver or sleeper compartment | 3 | — |
| 6 | 393.53B | Steering system components worn | 2 | — |
| 7 | 393.78 | Windshield condition defective | 2 | — |
| 8 | 393.11 | Lighting devices/reflectors | 2 | — |
| 9 | 393.48A | Inoperative/defective brakes | 1 | — |
| 10 | 393.51 | Steering wheel free play excessive | 1 | — |
| 11 | 393.55E | Coupling device/towing methods defective | 1 | — |
| 12 | 393.75C | Tire tread depth insufficient (other axles) | 1 | — |
| 13 | 393.83(g) | Exhaust - Discharging at a point forward or directly below the driver or sleeper compartment | 1 | — |
| 14 | 393.95A | Emergency equipment - fire extinguisher missing/defective | 1 | — |
| 15 | 393.95F | Emergency Equipment - Stopped vehicle warning devices missing or improper | 1 | — |
| 16 | 393.9H | Inoperable head lamps | 1 | — |
| 17 | 393.9T | Inoperable tail lamp | 1 | — |
| 18 | 396.5B | Fuel system leak | 1 | — |
| 19 | 387.7(f) | 387.7(f) | 1 | — |
| 20 | 396.5B-HWSLIW | Fuel system leak | 1 | 100.0% |
| 21 | 390.21(a) | Vehicle marking requirements | 1 | — |
| 22 | 392.2C | Operating a CMV while ill or fatigued | 1 | — |
| 23 | 392.2RG | Operating a CMV while ill or fatigued | 1 | — |
| 24 | 392.2W | Operating a CMV while ill or fatigued | 1 | — |
| 25 | 392.9a(a)(1) | Transporting hazmat without authority | 1 | 100.0% |
| 26 | 393.11TL | Lighting devices/reflectors | 1 | — |
| 27 | 393.19 | Hazard warning signal inoperable | 1 | — |
Data sources & freshness
TruckCodex aggregates official public-sector datasets. See the Source registry for dataset-level coverage and the Freshness log for last-import timestamps.
Census, SAFER, SMS, Licensing & Insurance (L&I), roadside inspections, crashes, and authority history.
Vehicle recall campaigns, defect investigations, and consumer safety complaints (SCRS).
Cross-border carrier registry and Canadian recall campaigns where applicable.
TruckCodex is an independent aggregator; it is not affiliated with FMCSA, NHTSA, EIA, or Transport Canada. Always verify compliance-critical information directly with the originating agency.