Violation codes — LOOP 500
18 violation codes cited at this site
| # | Code | Description | Citations | OOS % |
|---|---|---|---|---|
| 1 | 390.21(a) | Vehicle marking requirements | 3 | — |
| 2 | 391.45(b) | Expired medical examiner's certificate | 1 | — |
| 3 | 392.2 | Operating a CMV while ill or fatigued | 6 | — |
| 4 | 392.8 | Failing to inspect/use emergency equipment | 3 | — |
| 5 | 393.11 | Lighting devices/reflectors | 1 | — |
| 6 | 393.205(c) | Wheel fasteners loose and/or missing | 1 | — |
| 7 | 393.30 | Battery improperly secured | 1 | — |
| 8 | 393.43(d) | Brake - relay emergency valve | 1 | 100.0% |
| 9 | 393.48(a) | Inoperative/defective brakes | 3 | — |
| 10 | 393.51 | Steering wheel free play excessive | 1 | — |
| 11 | 393.60(d) | Glazing/window obstructions | 2 | — |
| 12 | 393.75(a) | Tires/tubes - general defects | 2 | 100.0% |
| 13 | 393.75(a)(1) | Tire-ply or belt material exposed | 1 | — |
| 14 | 393.87(a) | Warning flags on projecting loads missing | 1 | — |
| 15 | 393.9(a) | Inoperable required lamps | 16 | 31.3% |
| 16 | 393.95(a) | Emergency equipment - fire extinguisher missing/defective | 1 | — |
| 17 | 396.17(c) | No proof of periodic inspection | 4 | — |
| 18 | 396.3(a)(1) | Inspection/repair/maintenance - general | 1 | 100.0% |
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.
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