Triumph Trail Blazer MOT Pass Rate
Overall pass rate across all manufacture years, based on 65 real MOT test results. Failure rate: 16.9%.
Data from official DVSA MOT testing records
Triumph Trail Blazer MOT Reliability Overview
The Triumph Trail Blazer is a rare vehicle in the UK, with 65 MOT test results recorded in our database spanning 1 manufacture years. It has an overall MOT pass rate of 83.1% and a failure rate of 16.9%, which is well above the UK average of approximately 37%.
Based on this data, the Triumph Trail Blazer earns a "Excellent" reliability rating. The average Triumph Trail Blazer presents for MOT with approximately 17,484 miles on the clock. The 1971 manufacture year performs best with a 85.7% pass rate.
The most common MOT failure for the Triumph Trail Blazer is Motorcycle lighting and signalling, affecting 12.3% of all tests. Motorcycle lighting and signalling issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. The second most common issue is Motorcycle drive system at 7.7%. Motorcycle steering and suspension rounds out the top three at 7.7%. Together, these top 3 failure categories account for a significant portion of all MOT failures for this model.
Top failures across all manufacture years combined. Individual year pages may show different top failures.
What Fails Most
Pass Rate by Manufacture Year
* 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
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Motorcycle Steering And Suspension | 12.3% | 8 |
| 2 | Motorcycle Lighting And Signalling | 12.3% | 8 |
| 3 | Motorcycle Drive System | 7.7% | 5 |
| 4 | Motorcycle Brakes | 3.1% | 2 |
| 5 | Motorcycle Body And Structure | 1.5% | 1 |
| 6 | Motorcycle Steering | 1.5% | 1 |
Failures per 10,000 Miles
avg. 17,484 miFor 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.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Motorcycle steering and suspension | 7.04 | 12.3% | 8 |
| Motorcycle lighting and signalling | 7.04 | 12.3% | 8 |
| Motorcycle drive system | 4.40 | 7.7% | 5 |
| Motorcycle brakes | 1.76 | 3.1% | 2 |
| Motorcycle body and structure | 0.88 | 1.5% | 1 |
| Motorcycle steering | 0.88 | 1.5% | 1 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Triumph Trail Blazer has 17,484 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.
The Triumph Trail Blazer has a mileage-adjusted failure rate of 9.67% per 10,000 miles driven. The average across all makes is 5.38%, so this model is worse than average.
About Triumph Trail Blazer MOT Data
The Triumph Trail Blazer is a rare vehicle in the UK, with 65 MOT test results recorded in our database spanning 1 manufacture years. It has an overall MOT pass rate of 83.1% and a failure rate of 16.9%, which is well above the UK average of approximately 37%.
For Triumph Trail Blazer owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on motorcycle lighting and signalling and motorcycle drive system 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 Trail Blazer is likely to perform.
Motorcycle lighting and signalling — 12.3% of failures
Motorcycle lighting and signalling issues account for 12.3% of MOT failures on the Triumph Trail Blazer. Motorcycle lighting and signalling issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Motorcycle drive system — 7.7% of failures
Motorcycle drive system issues account for 7.7% of MOT failures on the Triumph Trail Blazer. Motorcycle drive system issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Motorcycle steering and suspension — 7.7% of failures
Motorcycle steering and suspension issues account for 7.7% of MOT failures on the Triumph Trail Blazer. 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.
Frequently Asked Questions
What is the MOT pass rate for the Triumph Trail Blazer?
Based on 65 (based on limited data) MOT tests in our database, the Triumph Trail Blazer has an overall pass rate of 83.1% (16.9% fail rate).
What are the most common MOT failures on a Triumph Trail Blazer?
The top 3 reasons a Triumph Trail Blazer fails its MOT are: 1. Motorcycle lighting and signalling (12.3%), 2. Motorcycle drive system (7.7%), 3. Motorcycle steering and suspension (7.7%). Check these areas before booking your MOT.
Is the Triumph Trail Blazer reliable?
With a 16.9% MOT failure rate, the Trail Blazer is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Triumph Trail Blazer?
Based on failure data, focus on: Motorcycle lighting and signalling (12.3%); Motorcycle drive system (7.7%); Motorcycle steering and suspension (7.7%). 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.