Reliability Report · Multi-Source Data

Fiat 500 L Reliability

The Fiat 500 L (current generation) scores 62/100 on our composite reliability index — average territory — drawn from DVSA, NHTSA data.

Composite Score
62
/ 100
Average
Sources: DVSA · NHTSA · latest 2026
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Buying a Fiat 500 L? Check its VIN history first

Reliability data covers the model. A VIN history report covers the exact Fiat 500 L you're looking at — accident and write-off records, mileage rollback, outstanding finance and theft checks.

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Reliability by Source

Each independent organization measures reliability differently. TÜV reports inspection defect rates by age band. ADAC reports pan-European breakdowns per 1,000 vehicles. NHTSA aggregates US consumer complaints. DVSA MOT data is the UK fleet's annual safety inspection — every car 3+ years old. Lower variance across sources = higher confidence in the composite.

NHTSA (US Complaints)
Model years 2009–2017 · 2026 report · n=270
270 complaints across 4 sampled year(s); resolved model="500"
View source ↗
58
/ 100
DVSA MOT (UK Inspections)
Model years 2010–2014 · 2024 report · n=5430
5,430 UK MOT tests · overall 34.4% fail rate vs UK fleet baseline
View source ↗
67
/ 100
DVSA MOT (UK Inspections)
Model years 2009–2017 · 2023 report · n=3972
3,972 UK MOT tests · overall 33.2% fail rate vs UK fleet baseline
View source ↗
60
/ 100

UK MOT Reliability Detail

Based on 5,430 MOT tests in the UK during the 2024 reporting period. Score for each age band reflects this model's fail rate vs the UK-fleet baseline fail rate at the same age — a generation-aware metric.

Age 1014 yrs
67
34.4% fail vs 32.1% fleet
5,430 tests

Most Common MOT Failure Categories

#1
Wipers
715
24.0%
#2
Pins and bushes
683
22.9%
#3
Track rod end
591
19.8%
#4
Condition
579
19.4%
#5
Coil spring
417
14.0%

Categories ranked across all MOT tests of this model in the UK during the 2024 period. "Condition" covers cosmetic / wear issues; suspension and braking dominate the rest.

Compare Against Alternatives

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