393.71 — Fifth wheel defective

FMCSA violation code under Vehicle Maintenance. 73 events recorded in roadside inspections. Severity weight: 8. Out-of-service eligible.

OOS Eligible
Severity Weight
8
OOS Eligible
Yes
BASIC Category
Vehicle Maintenance
Total Events
73
Code
393.71
Code System
FMCSR
BASIC Category
OOS Eligible
Yes
Severity Weight
8
Violation Group
BASIC 5
Total Events
73
Carriers Cited
71

Violation Description

Fifth wheel assembly on commercial motor vehicle is defective, has excessive wear, or is not properly secured.

About This Violation Code

Code 393.71 falls under the Vehicle Maintenance BASIC category in FMCSA's Safety Measurement System (SMS). It carries a severity weight of 8 (scale 1-10, higher = more severe). This violation is Out-of-Service eligible, meaning the driver or vehicle may be placed out of service at roadside when cited.

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 393.71 in the Federal Motor Carrier Safety Regulations.

Events (all time)
73
OOS Events
51
OOS Rate
69.9%
Top State (180d)
Texas
3 events

Top Enforcing States

Where 393.71 is most commonly cited (last 180 days)

1.Texas
3
OOS 33.3%
2.Illinois
2
OOS 100.0%
3.North Carolina
1
OOS 100.0%

Click a state to see roadside inspection activity, top stations, and carrier profiles in that jurisdiction.

Citation Trend (12 months)

Monthly count of 393.71 citations. Red bars mark months with OOS-triggering citations.

2
Jul
1
Aug
2
Dec
4
Mar

Most Active Stations

Inspection stations citing 393.71 most often (last 180 days)

1.INDIOS POE
2
OOS 50.0%
2.I39
1
OOS 100.0%
3.SEE LITERAL
1
OOS 100.0%
4.FM509 NB
1
OOS 0.0%

Often Cited Together

Other violations commonly found on the same inspection (last 90 days)

Top Carriers Cited

Ranked by frequency • 71 carriers total • Page 1 of 3

Top Carriers with 393.71 Violations

Showing 25 of 71

fmcsa-violations

Recent Inspections

Latest inspections where 393.71 was cited • 73 total events • Page 1 of 3

Recent Inspections with 393.71

Showing 25 of 73

fmcsa-inspections
Recent Inspections with 393.71
DateReport #StateLevelOOS
Mar 27, 202687468566TXLevel 2No
Mar 25, 202687423891TXLevel 1No
Mar 20, 202687372377ILLevel 1Yes
Mar 15, 202687300909NCLevel 2Yes
Dec 16, 202586604552ILLevel 1Yes
Dec 8, 202586583529TXLevel 1Yes
Aug 12, 202585496030PALevel 1No
Jul 9, 202585169229PALevel 1Yes
Jul 6, 202585143266TXLevel 2Yes
Mar 20, 202584192192ILLevel 2Yes
Feb 10, 202583828802NELevel 2Yes
Jan 14, 202583674121TXLevel 1No
Nov 9, 202483134710IALevel 2Yes
Oct 18, 202482953423IALevel 1Yes
Oct 3, 202482848288ILLevel 2Yes
Sep 11, 202482645195OHLevel 2Yes
Aug 24, 202482482563MDLevel 2Yes
Aug 23, 202482470774NELevel 2Yes
Aug 16, 202482419921MALevel 1Yes
Jul 10, 202482096649TXLevel 1No
Jun 26, 202481993651MILevel 1Yes
Jun 6, 202481814983MILevel 2No
May 18, 202481661589CALevel 1Yes
Apr 9, 202481312236CALevel 1No
Apr 8, 202481295133SCLevel 2Yes

Data sources & freshness

FMCSA Vehicle Inspections and Violations
Updated 3 months ago
Federal Motor Carrier Safety Regulations (49 CFR)
Unknown freshness