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Alfa Romeo Guilietta MOT Pass Rate

Overall pass rate across all manufacture years, based on 51 real MOT test results. Failure rate: 31.4%.

68.6%
Pass Rate
31.4%
Fail Rate
51
Total Tests
Suspension
Top Failure

Data from official DVSA MOT testing records

Alfa Romeo Guilietta MOT Reliability Overview

The Alfa Romeo Guilietta is a rare vehicle in the UK, with 51 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 68.6% and a failure rate of 31.4%, which is slightly above the UK average of approximately 37%.

Based on this data, the Alfa Romeo Guilietta earns a "Good" reliability rating. The average Alfa Romeo Guilietta presents for MOT with approximately 64,442 miles on the clock.

The most common MOT failure for the Alfa Romeo Guilietta is Suspension, affecting 19.6% of all tests. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. The second most common issue is Steering at 19.6%. Brakes rounds out the top three at 15.7%. Together, these top 3 failure categories account for a significant portion of all MOT failures for this model.

⚠ Based on limited data (51 tests)

Top failures across all manufacture years combined. Individual year pages may show different top failures.

What Fails Most

Suspension 19.6%
Steering 19.6%
Brakes 15.7%
⚖️ Compare

* High Fail Rate badge indicates an MOT pass rate below 65% (failure rate above 35%).

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
1Steering21.6%11
2Brakes19.6%10
3Suspension19.6%10
4Lamps, Reflectors And Electrical Equipment19.6%10
5Tyres11.8%6
6Exhaust, Fuel And Emissions9.8%5
7Driver's View Of The Road9.8%5

Failures per 10,000 Miles

avg. 64,442 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.

Steering3.35% per 10K miBrakes3.04% per 10K miSuspension3.04% per 10K miLamps & Electrical3.04% per 10K miTyres1.83% per 10K miEmissions & Exhaust1.52% per 10K miVisibility1.52% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Steering3.3521.6%11
Brakes3.0419.6%10
Suspension3.0419.6%10
Lamps & Electrical3.0419.6%10
Tyres1.8311.8%6
Emissions & Exhaust1.529.8%5
Visibility1.529.8%5

🚗 Similar Cars to Consider

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Mileage at MOT

64,442
Mean
47,325
Median
40,894
25th Percentile
84,191
75th Percentile

The average Alfa Romeo Guilietta has 64,442 miles when tested for MOT.

📊 Mileage-Adjusted Failure Rate

How often this car fails MOT relative to how much it's driven — a fairer comparison than raw pass rate.

4.87%
Fail Rate per 10K Miles
Average across all makes: 5.38%
31.4%
Overall Fail Rate
64,442 avg miles
⚠️ Average — typical failure rate

The Alfa Romeo Guilietta has a mileage-adjusted failure rate of 4.87% per 10,000 miles driven. The average across all makes is 5.38%, so this model is better than average.

About Alfa Romeo Guilietta MOT Data

The Alfa Romeo Guilietta is a rare vehicle in the UK, with 51 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 68.6% and a failure rate of 31.4%, which is slightly above the UK average of approximately 37%.

For Alfa Romeo Guilietta owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on suspension and steering for the best chance of a first-time pass. Use our detailed year-by-year breakdown and failure analysis below to understand how your specific Guilietta is likely to perform.

Suspension — 19.6% of failures

Suspension issues account for 19.6% of MOT failures on the Alfa Romeo Guilietta. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs: £200–500. Pre-MOT check: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks.

Steering — 19.6% of failures

Steering issues account for 19.6% of MOT failures on the Alfa Romeo Guilietta. Steering failures include excessive play in the steering wheel, leaking power steering fluid, worn track rod ends, and damaged steering rack. These affect vehicle control and are closely related to suspension wear. Typical repair costs: £150–600. Pre-MOT check: Check for excessive steering wheel play (more than a few inches of free movement). Listen for whining from the power steering pump. Look for fluid leaks under the car near the front wheels.

Brakes — 15.7% of failures

Brakes issues account for 15.7% of MOT failures on the Alfa Romeo Guilietta. 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).

Frequently Asked Questions

What is the MOT pass rate for the Alfa Romeo Guilietta?

Based on 51 (based on limited data) MOT tests in our database, the Alfa Romeo Guilietta has an overall pass rate of 68.6% (31.4% fail rate).

What are the most common MOT failures on a Alfa Romeo Guilietta?

The top 3 reasons a Alfa Romeo Guilietta fails its MOT are: 1. Suspension (19.6%), 2. Steering (19.6%), 3. Brakes (15.7%). Check these areas before booking your MOT.

Is the Alfa Romeo Guilietta reliable?

With a 31.4% MOT failure rate, the Guilietta is more reliable than average compared to the UK average of ~40%.

What should I check before an MOT on my Alfa Romeo Guilietta?

Based on failure data, focus on: Suspension (19.6%); Steering (19.6%); Brakes (15.7%). These are the areas most likely to cause a fail. Also check all lights, tyres (minimum 1.6mm tread), and windscreen condition — these are quick wins that apply to all cars.

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

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