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Pass Your MOT

2013 Ajs Firefox MOT Pass Rate

Pass rate for Firefox models manufactured in 2013, based on 102 real MOT test results.

72.5%
Pass Rate
27.5%
Fail Rate
102
Total Tests
9,088
Avg Mileage

Data from official DVSA MOT testing records

2013 Ajs Firefox MOT Analysis

The 2013 Ajs Firefox has an MOT pass rate of 72.5% based on 102 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 9,088 miles on the odometer. With a 27.5% failure rate, the 2013 Firefox is rated as "Very Good" for MOT reliability.

The leading cause of MOT failure for the 2013 Ajs Firefox is Motorcycle lamps and reflectors, responsible for 5.9% of failures. 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 range from £5–50. Motorcycle structure and attachments is the second most common issue at 2.0%. Motorcycle audible warning (Horn) follows at 2.0%.

Top failures specific to 2013 models only. The overall Firefox page may show different rankings.

What Fails Most

Motorcycle lamps and reflectors 5.9%
Motorcycle structure and attachments 2.0%
Motorcycle audible warning (Horn) 2.0%

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
1Motorcycle Lamps And Reflectors5.9%6
2Motorcycle Structure And Attachments2.0%2
3Motorcycle Audible Warning (Horn)2.0%2
4Motorcycle Steering1.0%1
5Motorcycle Tyres1.0%1
6Motorcycle Brakes1.0%1

Failures per 10,000 Miles

avg. 9,088 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.

Motorcycle lamps and reflectors6.47% per 10K miMotorcycle structure and attachments2.16% per 10K miMotorcycle audible warning (Horn)2.16% per 10K miMotorcycle steering1.08% per 10K miMotorcycle tyres1.08% per 10K miMotorcycle brakes1.08% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Motorcycle lamps and reflectors6.475.9%6
Motorcycle structure and attachments2.162.0%2
Motorcycle audible warning (Horn)2.162.0%2
Motorcycle steering1.081.0%1
Motorcycle tyres1.081.0%1
Motorcycle brakes1.081.0%1

Mileage Statistics

9,088
Mean
8,371
Median
5,054
25th Percentile
12,872
75th Percentile
30.26% failures per 10K miles

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

About This Data

The 2013 Ajs Firefox has an MOT pass rate of 72.5% based on 102 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 9,088 miles on the odometer. With a 27.5% failure rate, the 2013 Firefox is rated as "Very Good" for MOT reliability.

If you own or are considering buying a 2013 Ajs Firefox, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle lamps and reflectors: 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. With relatively low average mileage of 9,088 miles, many of these vehicles are still in good mechanical condition.

Motorcycle lamps and reflectors — 5.9% of failures

Motorcycle lamps and reflectors issues account for 5.9% of MOT failures on 2013 Ajs Firefox 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.

Motorcycle structure and attachments — 2.0% of failures

Motorcycle structure and attachments issues account for 2.0% of MOT failures on 2013 Ajs Firefox models. Motorcycle structure and attachments 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 audible warning (Horn) — 2.0% of failures

Motorcycle audible warning (Horn) issues account for 2.0% of MOT failures on 2013 Ajs Firefox models. Motorcycle audible warning (Horn) 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.

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

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