Mercedes Clk 230 Avantgarde Komp.a MOT Pass Rate
Overall pass rate across all manufacture years, based on 35 real MOT test results. Failure rate: 34.3%.
Data from official DVSA MOT testing records
Mercedes Clk 230 Avantgarde Komp.a MOT Reliability Overview
The Mercedes Clk 230 Avantgarde Komp.a is a rare vehicle in the UK, with 35 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 65.7% and a failure rate of 34.3%, which is slightly above the UK average of approximately 37%.
Based on this data, the Mercedes Clk 230 Avantgarde Komp.a earns a "Good" reliability rating. The average Mercedes Clk 230 Avantgarde Komp.a presents for MOT with approximately 75,517 miles on the clock.
The most common MOT failure for the Mercedes Clk 230 Avantgarde Komp.a is Lamps, Reflectors and Electrical Equipment, affecting 17.1% of all tests. 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. The second most common issue is Registration Plates and VIN at 17.1%. Tyres rounds out the top three at 14.3%. 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
* 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 | Brakes | 37.1% | 13 |
| 2 | Registration Plates And Vin | 22.9% | 8 |
| 3 | Tyres | 22.9% | 8 |
| 4 | Lamps, Reflectors And Electrical Equipment | 17.1% | 6 |
| 5 | Suspension | 14.3% | 5 |
| 6 | Exhaust, Fuel And Emissions | 5.7% | 2 |
| 7 | Steering | 5.7% | 2 |
Failures per 10,000 Miles
avg. 75,517 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 |
|---|---|---|---|
| Brakes | 4.92 | 37.1% | 13 |
| Registration Plates and VIN | 3.03 | 22.9% | 8 |
| Tyres | 3.03 | 22.9% | 8 |
| Lamps & Electrical | 2.27 | 17.1% | 6 |
| Suspension | 1.89 | 14.3% | 5 |
| Emissions & Exhaust | 0.76 | 5.7% | 2 |
| Steering | 0.76 | 5.7% | 2 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Mercedes Clk 230 Avantgarde Komp.a has 75,517 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 Mercedes Clk 230 Avantgarde Komp.a has a mileage-adjusted failure rate of 4.54% per 10,000 miles driven. The average across all makes is 5.38%, so this model is better than average.
About Mercedes Clk 230 Avantgarde Komp.a MOT Data
The Mercedes Clk 230 Avantgarde Komp.a is a rare vehicle in the UK, with 35 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 65.7% and a failure rate of 34.3%, which is slightly above the UK average of approximately 37%.
For Mercedes Clk 230 Avantgarde Komp.a owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on lamps, reflectors and electrical equipment and registration plates and vin 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 Clk 230 Avantgarde Komp.a is likely to perform.
Lamps, Reflectors and Electrical Equipment — 17.1% of failures
Lamps, Reflectors and Electrical Equipment issues account for 17.1% of MOT failures on the Mercedes Clk 230 Avantgarde Komp.a. 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.
Registration Plates and VIN — 17.1% of failures
Registration Plates and VIN issues account for 17.1% of MOT failures on the Mercedes Clk 230 Avantgarde Komp.a. Registration Plates and VIN 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.
Tyres — 14.3% of failures
Tyres issues account for 14.3% of MOT failures on the Mercedes Clk 230 Avantgarde Komp.a. 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.
Frequently Asked Questions
What is the MOT pass rate for the Mercedes Clk 230 Avantgarde Komp.a?
Based on 35 (based on limited data) MOT tests in our database, the Mercedes Clk 230 Avantgarde Komp.a has an overall pass rate of 65.7% (34.3% fail rate).
What are the most common MOT failures on a Mercedes Clk 230 Avantgarde Komp.a?
The top 3 reasons a Mercedes Clk 230 Avantgarde Komp.a fails its MOT are: 1. Lamps, Reflectors and Electrical Equipment (17.1%), 2. Registration Plates and VIN (17.1%), 3. Tyres (14.3%). Check these areas before booking your MOT.
Is the Mercedes Clk 230 Avantgarde Komp.a reliable?
With a 34.3% MOT failure rate, the Clk 230 Avantgarde Komp.a is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Mercedes Clk 230 Avantgarde Komp.a?
Based on failure data, focus on: Lamps, Reflectors and Electrical Equipment (17.1%); Registration Plates and VIN (17.1%); Tyres (14.3%). 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.