TruckCodex

396.5B-HWSL — Fuel system leak

FMCSA violation code under Vehicle Maintenance. 21,028 events recorded in roadside inspections. Severity weight: 7.

Severity Weight
7
OOS Eligible
No
BASIC Category
Vehicle Maintenance
Total Events
21,028
Code
396.5B-HWSL
Code System
FMCSR
BASIC Category
Vehicle Maintenance
OOS Eligible
No
Severity Weight
7
Violation Group
—
Total Events
21,028
Carriers Cited
13,685

Violation Description

Operating a commercial motor vehicle with a leak in the fuel system.

About This Violation Code

Code 396.5B-HWSL 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 396.5B in the Federal Motor Carrier Safety Regulations.

View on eCFR.gov →FMCSA Violations Search →
Events (all time)
21,028
OOS Events
11,671
OOS Rate
55.5%
Top State (180d)
California
3,908 events

Top Enforcing States

Where 396.5B-HWSL is most commonly cited (last 180 days)

1.California
3,908
OOS 32.8%
2.Kentucky
220
OOS 46.8%
3.Oklahoma
189
OOS 36.0%
4.US
180
OOS 100.0%
5.Tennessee
178
OOS 100.0%
6.Pennsylvania
164
OOS 53.7%
7.Missouri
132
OOS 100.0%
8.Utah
126
OOS 100.0%
9.Connecticut
93
OOS 31.2%
10.Arizona
90
OOS 100.0%
11.Maryland
75
OOS 100.0%
12.Colorado
70
OOS 100.0%
13.Florida
67
OOS 100.0%
14.Georgia
64
OOS 100.0%
15.Wyoming
63
OOS 73.0%

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

Citation Trend (12 months)

Monthly count of 396.5B-HWSL citations. Red bars mark months with OOS-triggering citations.

664
Apr
1,254
May
1,058
Jun
1,374
Jul
1,438
Aug
1,204
Sep
1,365
Oct
1,073
Nov
1,074
Dec
1,117
Jan
1,176
Feb
1,404
Mar
64
Apr

Most Active Stations

Inspection stations citing 396.5B-HWSL most often (last 180 days)

1.DESERT HILLS IF
578
OOS 27.5%
2.OTAY MESA IF
419
OOS 15.3%
3.CALEXICO IF
239
OOS 17.2%
4.GRAPEVINE IF
228
OOS 14.5%
5.CASTAIC IF
188
OOS 31.4%
6.CACHE CREEK
174
OOS 85.6%
7.COTTONWOOD IF
168
OOS 34.5%
8.MT. PASS IF
137
OOS 18.2%
9.CORDELIA IF
135
OOS 25.2%
10.LONDON
135
OOS 44.4%

Often Cited Together

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

393.47E786 co-occurrences396.3A1-BOS508 co-occurrences393.53B-B450 co-occurrences393.75A3-TAOL389 co-occurrences392.2-SLLSR368 co-occurrences396.5B-L324 co-occurrences393.45B2-B-AIR324 co-occurrences393.47A-BCFSBD317 co-occurrences393.45D-B313 co-occurrences392.2-SLLEQP262 co-occurrences

Citation patterns suggest related root causes (e.g., HOS violations paired with logbook errors).

Top Carriers Cited

Ranked by frequency • 13,685 carriers total • Page 1 of 548

Top Carriers with 396.5B-HWSL Violations

Showing 25 of 13,685

fmcsa-violations
Top Carriers with 396.5B-HWSL Violations
#CarrierUSDOT# Violations
#1UNITED PARCEL SERVICE INC2180092
#2SCHNEIDER NATIONAL CARRIERS INC26418461
#3WESTERN EXPRESS INC51141249
#4SWIFT TRANSPORTATION CO OF ARIZONA LLC5428347
#5FEDERAL EXPRESS CORPORATION8687646
#6J B HUNT TRANSPORT INC8080642
#7SANTOYO TRANSPORT SA LLC143440940
#8WERNER ENTERPRISES INC5346729
#9LINCOLN TRANSPORTATION SERVICES INC112052627
#10TFORCE FREIGHT INC12105826
#11KTR LOGISTICS INC199235423
#12KNIGHT TRANSPORTATION INC42882321
#13AGUILAS DEL DESIERTO DE BAJA CALIFORNIA S DE RL DE CV142695720
#14PRODUCTORA AGRICOLA IND DEL NOROESTE SA DE CV55929420
#15BALI EXPRESS SERVICES INC158295720
#16CENTRAL TRANSPORT LLC66117319
#17ADD EXPRESS INC57035719
#18CRST EXPEDITED INC5377318
#19INTERGLOBO LOGISTICS NA INC379398118
#20TWIN CARRIER LLC351873517
#21US XPRESS INC30302417
#22COVENANT TRANSPORT LLC27381816
#23PENSKE LOGISTICS LLC26801516
#24LOGAN TRANSPORT INC427450015
#25JFG INTERNATIONAL INC201116114

Recent Inspections

Latest inspections where 396.5B-HWSL was cited • 21,028 total events • Page 1 of 842

Recent Inspections with 396.5B-HWSL

Showing 25 of 21,028

fmcsa-inspections
Recent Inspections with 396.5B-HWSL
DateReport #StateLevelOOS
Apr 3, 202687485692MALevel 2Yes
Apr 3, 202687488973CALevel 1No
Apr 2, 202687477341OKLevel 1No
Apr 2, 202687477328OKLevel 1Yes
Apr 2, 202687485636MOLevel 1Yes
Apr 2, 202687488653CALevel 1No
Apr 2, 202687486705OKLevel 1Yes
Apr 2, 202687488996CALevel 1Yes
Apr 2, 202687489217CALevel 1No
Apr 2, 202687488875CALevel 1No
Apr 2, 202687481120CALevel 1No
Apr 2, 202687477052KYLevel 1Yes
Apr 2, 202687477305OKLevel 1No
Apr 2, 202687489057CALevel 1No
Apr 2, 202687486921MILevel 1Yes
Apr 2, 202687488830CALevel 1Yes
Apr 2, 202687480586CALevel 1No
Apr 2, 202687488863CALevel 1No
Apr 2, 202687488887CALevel 1No
Apr 2, 202687477104KYLevel 2Yes
Apr 2, 202687480970CALevel 1No
Apr 2, 202687477375OKLevel 2Yes
Apr 2, 202687487020WYLevel 1Yes
Apr 2, 202687485331MOLevel 1Yes
Apr 1, 202687459787KYLevel 1Yes

Data sources & freshness

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

Related records

CategoryAll Vehicle Maintenance Violations
Browse all violation codes in the Vehicle Maintenance BASIC
IndexAll Violation Codes
FMCSR violation codes by BASIC category
ReferenceFMCSA Roadside Inspections
Inspection levels and procedures
ToolSearch Carriers
Look up carriers by USDOT, name, or VIN