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Pass Your MOT

1998 Mercedes Clk MOT Pass Rate

Pass rate for Clk models manufactured in 1998, based on 74 real MOT test results.

73.0%
Pass Rate
27.0%
Fail Rate
74
Total Tests
93,371
Avg Mileage

Data from official DVSA MOT testing records

1998 Mercedes Clk MOT Analysis

The 1998 Mercedes Clk has an MOT pass rate of 73.0% based on 74 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 93,371 miles on the odometer. With a 27.0% failure rate, the 1998 Clk is rated as "Very Good" for MOT reliability.

The leading cause of MOT failure for the 1998 Mercedes Clk is Brakes, responsible for 1.4% of failures. 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 range from £150–400.

⚠ Based on limited data (74 tests)

Top failures specific to 1998 models only. The overall Clk page may show different rankings.

What Fails Most

Brakes 1.4%

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
1Brakes1.4%1

Failures per 10,000 Miles

avg. 93,371 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.

Brakes0.14% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Brakes0.141.4%1

Mileage Statistics

93,371
Mean
69,479
Median
41,896
25th Percentile
115,430
75th Percentile
2.89% failures per 10K miles

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

About This Data

The 1998 Mercedes Clk has an MOT pass rate of 73.0% based on 74 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 93,371 miles on the odometer. With a 27.0% failure rate, the 1998 Clk is rated as "Very Good" for MOT reliability.

If you own or are considering buying a 1998 Mercedes Clk, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to brakes: 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). With an average mileage of 93,371 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.

Brakes — 1.4% of failures

Brakes issues account for 1.4% of MOT failures on 1998 Mercedes Clk models. 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).

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

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