393.47(f) — Brake actuators/chambers defective
FMCSA violation code under Vehicle Maintenance. 351 events recorded in roadside inspections. Severity weight: 7.
Violation Description
Brake actuators, chambers, or other brake components are defective or not functioning properly.
About This Violation Code
Code 393.47(f) falls under the Vehicle Maintenance BASIC category in FMCSA's Safety Measurement System (SMS). It carries a severity weight of 7 (scale 1-10, higher = more severe).
When this violation is cited during a roadside inspection, it contributes to the carrier's Vehicle Maintenance BASIC score. Carriers with high BASIC percentiles may be prioritized for FMCSA interventions including warning letters, investigations, or compliance reviews.
Regulatory Reference
Federal Motor Carrier Safety Regulations
This violation references 49 CFR 393.47 in the Federal Motor Carrier Safety Regulations.
Top Carriers Cited
Ranked by frequency • 294 carriers total • Page 1 of 12
Top Carriers with 393.47(f) Violations
Showing 25 of 294
| # | Carrier | USDOT | # Violations |
|---|---|---|---|
| #1 | SERVICIO INTERNACIONAL DE ENLACE TERRESTRE SA DE CV | 818175 | 6 |
| #2 | LEON JESSOP LLC | 4044888 | 4 |
| #3 | ROUTE 281 LOGISTICS LLC | 3139107 | 4 |
| #4 | SANDRA PATRICIA CASANOVA GUILLEN | 925581 | 3 |
| #5 | ALEE'S TRANSPORT LLC | 2799243 | 3 |
| #6 | CG HUNT | 3663642 | 3 |
| #7 | RUBEN ARMANDO GARCIA HERRERA | 3784228 | 3 |
| #8 | KI TRUCKING COMPANY LLC | 3009015 | 3 |
| #9 | TRANSPORTES ESPECIALIZADOS ANTONIO GARZA RUIZ SA DE CV | 736463 | 3 |
| #10 | HAIRPIN TRUCKING LLC | 3105922 | 3 |
| #11 | SANTOS GONZALES | 3760634 | 3 |
| #12 | TRANSPORTES LARMEX SA DE CV | 2436353 | 2 |
| #13 | ERNESTO ALONZO LOPEZ | 3065497 | 2 |
| #14 | HIIGSI TRUCKING COMPANY LLC | 3660223 | 2 |
| #15 | ETTER RECYCLING & ROLLOFF LLC | 2452176 | 2 |
| #16 | MY EXPRESS INC | 3195505 | 2 |
| #17 | GOLD STAR EXPRESS LLC | 2369624 | 2 |
| #18 | TRANSPORTADORA NORTE DE CHIHUAHUA S A DE C V | 711125 | 2 |
| #19 | EAGLE FENCE DISTRIBUTING LLC | 1509004 | 2 |
| #20 | JASSO LOGISTICS INC | 3044300 | 2 |
| #21 | GO GREEN TRUCKING INC | 1946164 | 2 |
| #22 | JORGE PRISCILIANO RENTERIA CAMPOS | 3551569 | 2 |
| #23 | ALDO A ESPINOSA | 2349655 | 2 |
| #24 | OMAR ALEJANDRO VILLARREAL MORONES | 2929643 | 2 |
| #25 | CK TRUCKING LLC | 3913269 | 2 |
Recent Inspections
Latest inspections where 393.47(f) was cited • 351 total events • Page 1 of 15
Recent Inspections with 393.47(f)
Showing 25 of 351
| Date | Report # | State | Level | OOS |
|---|---|---|---|---|
| Oct 11, 2024 | 82895936 | NM | Level 1 | No |
| Oct 10, 2024 | 82902378 | CA | Level 1 | No |
| Oct 10, 2024 | 82902340 | CA | Level 1 | No |
| Oct 10, 2024 | 82888005 | IA | Level 1 | No |
| Oct 9, 2024 | 82889663 | CA | Level 5 | No |
| Oct 8, 2024 | 82871898 | CA | Level 1 | No |
| Oct 4, 2024 | 82860857 | CA | Level 1 | No |
| Oct 3, 2024 | 82826674 | MI | Level 1 | No |
| Oct 2, 2024 | 82828851 | CA | Level 1 | No |
| Oct 2, 2024 | 82836853 | TX | Level 2 | No |
| Oct 1, 2024 | 82819065 | CA | Level 1 | No |
| Sep 30, 2024 | 82808115 | TX | Level 2 | No |
| Sep 30, 2024 | 82800714 | TN | Level 1 | No |
| Sep 30, 2024 | 82812522 | TN | Level 1 | No |
| Sep 30, 2024 | 82819210 | CA | Level 1 | No |
| Sep 30, 2024 | 82808114 | TX | Level 2 | No |
| Sep 29, 2024 | 82800981 | TN | Level 1 | No |
| Sep 29, 2024 | 82788570 | TN | Level 1 | No |
| Sep 29, 2024 | 82788027 | TN | Level 1 | No |
| Sep 27, 2024 | 82836596 | TX | Level 2 | No |
| Sep 27, 2024 | 82783895 | TN | Level 1 | No |
| Sep 27, 2024 | 82783844 | TN | Level 1 | No |
| Sep 26, 2024 | 82784280 | TN | Level 1 | No |
| Sep 26, 2024 | 82773777 | TN | Level 1 | No |
| Sep 23, 2024 | 82740885 | TN | Level 1 | No |