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2021 Fiat Auto-trail V Line 669 MOT Pass Rate

Pass rate for Auto-trail V Line 669 models manufactured in 2021, based on 39 real MOT test results.

87.2%
Pass Rate
12.8%
Fail Rate
39
Total Tests
21,376
Avg Mileage

Data from official DVSA MOT testing records

This page shows all Auto-trail V Line 669 cars tested in 2021. Want to see how cars built in 2021 hold up over time?

View 2021 Fiat Auto-trail V Line 669 vintage page → (86.8% current pass rate)

2021 Fiat Auto-trail V Line 669 MOT Analysis

The 2021 Fiat Auto-trail V Line 669 has an MOT pass rate of 87.2% based on 39 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 21,376 miles on the odometer. With a 12.8% failure rate, the 2021 Auto-trail V Line 669 is rated as "Excellent" for MOT reliability.

The leading cause of MOT failure for the 2021 Fiat Auto-trail V Line 669 is Brakes, responsible for 10.3% of failures. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs range from £150–400. Lamps, reflectors and electrical equipment is the second most common issue at 10.3%. Noise, emissions and leaks follows at 2.6%.

⚠ Based on limited data (39 tests)

Top failures specific to 2021 models only. The overall Auto-trail V Line 669 page may show different rankings.

What Fails Most

What Fails on This Car?

Click a category to see specific failure items.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Brakes10.3%4
2Lamps, Reflectors And Electrical Equipment10.3%4
3Noise, Emissions And Leaks2.6%1
4Seat Belts And Supplementary Restraint Systems2.6%1

Failures per 10,000 Miles

avg. 21,376 mi

For every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.

Brakes4.80% per 10K miLamps & Electrical4.80% per 10K miNoise, emissions and leaks1.20% per 10K miSeat Belts1.20% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Brakes4.8010.3%4
Lamps & Electrical4.8010.3%4
Noise, emissions and leaks1.202.6%1
Seat Belts1.202.6%1

Mileage Statistics

21,376
Mean
16,322
Median
14,097
25th Percentile
28,534
75th Percentile
5.99% failures per 10K miles

Mileage-adjusted failure rate — accounts for how much this model year is typically driven.

About This Data

The 2021 Fiat Auto-trail V Line 669 has an MOT pass rate of 87.2% based on 39 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 21,376 miles on the odometer. With a 12.8% failure rate, the 2021 Auto-trail V Line 669 is rated as "Excellent" for MOT reliability.

If you own or are considering buying a 2021 Fiat Auto-trail V Line 669, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to brakes: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm). With relatively low average mileage of 21,376 miles, many of these vehicles are still in good mechanical condition.

Brakes — 10.3% of failures

Brakes issues account for 10.3% of MOT failures on 2021 Fiat Auto-trail V Line 669 models. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).

Lamps, reflectors and electrical equipment — 10.3% of failures

Lamps, reflectors and electrical equipment issues account for 10.3% of MOT failures on 2021 Fiat Auto-trail V Line 669 models. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.

Noise, emissions and leaks — 2.6% of failures

Noise, emissions and leaks issues account for 2.6% of MOT failures on 2021 Fiat Auto-trail V Line 669 models. Emissions failures occur when exhaust gases exceed legal limits for carbon monoxide (CO), hydrocarbons (HC), or particulate matter (diesel). Common causes include faulty oxygen sensors, clogged catalytic converters, or DPF issues on diesel vehicles. Typical repair costs: £100–1,000+. Pre-MOT check: If the engine management light is on, get it diagnosed before the MOT. For diesel cars, ensure the DPF has completed a regeneration cycle. Regular servicing and using premium fuel before the test can help.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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