Fiat Auto Trail MOT Failures
An analysis of 99,478 real DVSA MOT tests on the Fiat Auto Trail — what fails, how often, and how that compares to every other car on UK roads.
Where the Fiat Auto Trail fails its MOT
The single biggest MOT failure point on the Fiat Auto Trail is light unit fault — this model is 67 times more likely to fail on this item than the average car on UK roads. That makes it a major concern for anyone buying or owning this model. Across 99,478 MOT tests, 0.16% of all Fiat Auto Trail tests recorded this as a failure.
Lighting faults are usually straightforward to fix (bulbs, connectors, earth points) but can indicate deeper wiring issues on older cars. Check all lights including fog lamps, number plate lights, and dashboard warning lights.
Other notable weak points include lamp missing, inoperative or in the case of a m... (79x the fleet average), switch does not operate in accordance with the ... (33x the fleet average), parking brake efficiency below minimum requirement (17x the fleet average), and power steering fault (8.9x the fleet average). These ratios compare the Fiat Auto Trail's failure rate on each item against the national average for all cars tested — a ratio of 10x means this model fails ten times more often than a typical car.
The failures span 4 categories: Lights & Electrics, Brakes, Steering, Suspension. If you're inspecting a Fiat Auto Trail before purchase, these are the areas to focus on — and if any have been flagged as advisories on a previous MOT, they're likely to become failures in the near future.
What to check before buying a Fiat Auto Trail
Based on the MOT failure data and known issues above, here's what to prioritise when inspecting a Fiat Auto Trail:
Lights & Electrics — check for light unit fault, lamp missing, inoperative or in the case of a m..., switch does not operate in accordance with the .... Brakes — check for parking brake efficiency below minimum requirement, service brake efficiency below minimum requirement.
Always check the car's full MOT history for patterns — recurring advisories often become failures within 12 months. Enter any reg into our free car check to see the complete picture.
Looking at a specific Fiat Auto Trail?
Enter the reg to see its full MOT history, mileage records, write-off status, and finance checks.
Fiat Auto Trail MOT FAQs
What are the most common MOT failures on a Fiat Auto Trail?
Based on 99,478 DVSA MOT tests, the most common failure is light unit fault — at 67x the national fleet average. Other frequent failures include lamp missing, inoperative or in the case of a m... and switch does not operate in accordance with the ....
Is the Fiat Auto Trail reliable based on MOT data?
The Fiat Auto Trail has 7 categories where it fails more often than average. The main concern is light unit fault. Always check a specific car's full history before buying.
What MOT failures should I expect at high mileage?
The most common high-mileage failures include light unit fault, lamp missing, inoperative or in the case of a m..., switch does not operate in accordance with the ....
How do I check a Fiat Auto Trail's MOT history?
Enter the registration number into our free car check above. You'll see every MOT test result, advisories and failures, mileage readings, write-off status, and finance checks.
MOT failure data sourced from DVSA bulk test records via data.gov.uk. Ratios compare this model's failure rate against the national fleet average. Known issues sourced from manufacturer bulletins, specialist workshops, and verified owner reports.