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2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A MOT Pass Rate

Pass rate for Slk250 Amg Sport Cdi Blue-cy A models manufactured in 2014, based on 99 real MOT test results.

84.8%
Pass Rate
15.2%
Fail Rate
99
Total Tests
18,740
Avg Mileage

Data from official DVSA MOT testing records

This page shows all Slk250 Amg Sport Cdi Blue-cy A cars tested in 2014. Want to see how cars built in 2014 hold up over time?

View 2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A vintage page → (84.8% current pass rate)

2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A MOT Analysis

The 2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A has an MOT pass rate of 84.8% based on 99 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 18,740 miles on the odometer. With a 15.2% failure rate, the 2014 Slk250 Amg Sport Cdi Blue-cy A is rated as "Excellent" for MOT reliability.

The leading cause of MOT failure for the 2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A is Lamps, Reflectors and Electrical Equipment, responsible for 12.1% 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. Tyres is the second most common issue at 10.1%. Driver's View of the Road follows at 3.0%.

⚠ Based on limited data (99 tests)

Top failures specific to 2014 models only. The overall Slk250 Amg Sport Cdi Blue-cy A 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
1Lamps, Reflectors And Electrical Equipment12.1%12
2Tyres10.1%10
3Driver's View Of The Road3.0%3
4Registration Plates And Vin3.0%3
5Brakes2.0%2
6Road Wheels1.0%1
7Suspension1.0%1

Failures per 10,000 Miles

avg. 18,740 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.

Lamps & Electrical6.47% per 10K miTyres5.39% per 10K miVisibility1.62% per 10K miRegistration Plates and VIN1.62% per 10K miBrakes1.08% per 10K miWheels0.54% per 10K miSuspension0.54% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Lamps & Electrical6.4712.1%12
Tyres5.3910.1%10
Visibility1.623.0%3
Registration Plates and VIN1.623.0%3
Brakes1.082.0%2
Wheels0.541.0%1
Suspension0.541.0%1

Mileage Statistics

18,740
Mean
20,673
Median
17,011
25th Percentile
28,173
75th Percentile
8.11% failures per 10K miles

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

About This Data

The 2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A has an MOT pass rate of 84.8% based on 99 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 18,740 miles on the odometer. With a 15.2% failure rate, the 2014 Slk250 Amg Sport Cdi Blue-cy A is rated as "Excellent" for MOT reliability.

If you own or are considering buying a 2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to lamps, reflectors and electrical equipment: 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 18,740 miles, many of these vehicles are still in good mechanical condition.

Lamps, Reflectors and Electrical Equipment — 12.1% of failures

Lamps, Reflectors and Electrical Equipment issues account for 12.1% of MOT failures on 2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A 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.

Tyres — 10.1% of failures

Tyres issues account for 10.1% of MOT failures on 2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A models. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.

Driver's View of the Road — 3.0% of failures

Driver's View of the Road issues account for 3.0% of MOT failures on 2014 Mercedes-Benz Slk250 Amg Sport Cdi Blue-cy A models. Driver's View of the Road 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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