Should I check the MOT history before buying a 2006 Mercedes Benz Clk?

Yes. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. A full MOT history analysis will highlight patterns that a single test result won't reveal.

What corrosion should I look for when inspecting a 2006 Mercedes Benz Clk?

Check brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that is expensive to fix and can fail an MOT.

How are tyres and brakes typically on a 2006 Mercedes Benz Clk?

Tyres and brakes are the most common advisory items on vehicles of this age. Budget for replacement if they are near the limit, and factor this into your offer price.

How many 2006 Mercedes Benz Clk vehicles have had dangerous defects recorded?

49% of these vehicles have had a dangerous defect recorded. Search the registration on CarHunch — the full MOT history will show exactly what was flagged and whether it was resolved.

Is the 2006 Mercedes Benz Clk reliable?

Based on MOT data from 5,912 vehicles, the 2006 Mercedes Benz Clk has a first-time MOT pass rate of 77%, indicating generally reliable for its class. Always check the full MOT history of any specific vehicle before buying.

What are common problems with the 2006 Mercedes Benz Clk?

The most frequently recorded MOT issues on the 2006 Mercedes Benz Clk are: Nearside Rear Tyre worn close to the legal limit (89% of vehicles), Offside Rear Tyre worn close to the legal limit (88.6% of vehicles), Under-trays fitted obscuring some underside components (60.9% of vehicles). These figures are based on actual MOT test records — search a specific registration on CarHunch to see its individual history.

Do I need an HPI check when buying a 2006 Mercedes Benz Clk?

Yes. The MOT history will not show outstanding finance, insurance write-offs, or stolen status. An HPI check covers these areas and should be part of any used car purchase.

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Mercedes Benz Clk (2006)

5,912 real MOT outcomes analysed • 77% first-time pass rate

2006 Mercedes Benz Clk

CarHunch analysed 5,912 real MOT records for the 2006 Mercedes Benz Clk. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
Which year to buy? →

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AI Analysis Reliability Overview Common Issues Check a Specific Reg Petrol vs Diesel Buyer's Checklist Pass Rate by Fuel Mileage Distribution Still on the Road MOT Averages Colour Breakdown Compare Models

This 2006 Mercedes-Benz CLK underperforms the UK average with a 77% first-time pass rate—3 points below the national benchmark—and carries a serious red flag: nearly half of all examples (48.8%) have recorded a dangerous defect at some point. Petrol versions fare slightly better at 77.8% pass rate, but diesel models dip to 75.1%, suggesting fuel type matters here.

These cars are running at a sensible 67,000 miles median, but the real concern is what they break on: an average of 4.4 failures and 24.7 advisories per test reveal chronic minor issues and a pattern of wear across multiple systems. Before buying, obtain the full service history and have a pre-purchase inspection focus on suspension, cooling, and electrical gremlins—the high advisory count suggests preventative maintenance is your best defence against unexpected bills.

The 2006 Mercedes Benz Clk has a decent first-time pass rate (77%), but a higher-than-average share of vehicles have had serious defects recorded — the individual vehicle's history matters a lot here.

⚠️ Over 1 in 5 of these vehicles have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.

First-time pass

77%

UK average ~80%

Around average

Dangerous (ever)

48.8%

At least once in MOT history

Check this vehicle

Avg failures / car

4.38

Over 17.8 tests on record

High

Typical mileage

67k

Middle half: 50k–84k

For context

🔧 Average reliability. Passes at roughly the UK rate — not a standout, not a problem vehicle. Individual history makes all the difference.

🔧 Expect consumable spend. An average of 24.7 advisories per vehicle tells you wear items (tyres, brakes) get flagged regularly. Budget for them — they're not surprises.

🔍 The dangerous defect figure is real. Most are one-off tyre failures or brake issues — not structural problems. But it's exactly why checking the individual vehicle's history is essential, not optional.

These stats describe 5,912 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

Watch for defects — worth knowing

What tends to go wrong

Across 5,912 vehicles — figures show how many had each issue flagged at least once in their MOT history.

Tyre wear 89%

Nearside Rear Tyre worn close to the legal limit · Offside Rear Tyre worn close to the legal limit · Nearside Front Tyre worn close to the legal limit · …

Budget for a full set — on a vehicle this age, tyres are expected consumables. An inspection will confirm how much is left.

Other issues 60.9%

Under-trays fitted obscuring some underside components · Engine covers fitted obscuring some components in the engine bay · Oil leak, but not excessive

Brake wear 32.6%

Rear Brake pad(s) wearing thin · Offside Rear Brake pipe corroded, covered in grease or other material · Nearside Rear Brake pipe corroded, covered in grease or other material · …

Ask the seller when brakes were last serviced. If they don't know, factor in the cost.

Data covers a 3-year window centred on 2006.

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 5,912 Mercedes Benz Clk cars.

Petrol vs Diesel

Pass rate difference of 2.8 percentage points — worth knowing if you're choosing between the two.

77.9%

Petrol

4,007 vehicles

75.1%

Diesel

1,904 vehicles

Before you buy a 2006 Mercedes Benz Clk

Based on MOT data from 5,912 vehicles — here's what to check.

📋 Check the full MOT history. 48.8% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection →
📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History Get 20% off via CarHunch

Pass Rate by Fuel Type

Fuel type	Vehicles	Pass rate	Avg failures
Petrol (68%)	4,007	77.9%	4.24
Diesel (32%)	1,904	75.1%	4.68

Colour Breakdown

Based on 83,295 Mercedes Benz Clk vehicles registered in the UK — across all years. From DVLA registration records.

Silver 45.4%

37,818

Blue 26.3%

21,942

Black 21.4%

17,831

Red 2.8%

2,367

Grey 1.6%

1,362

Green 1.6%

1,299

White 0.5%

391

Purple 0.1%

Gold 0.1%

Beige 0.1%

Maroon 0%

Orange 0%

Mileage Distribution

Most 2006 Mercedes Benz Clk vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

66,950

typical

49,758

low mileage

84,486

high mileage

Half of all 2006 Mercedes Benz Clk vehicles fall between 49,758 and 84,486 miles.

Is the mileage you're seeing normal?

✓ Under 49,758 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.

✓ 49,758–84,486 miles — normal for age. This is where most 2006 Mercedes Benz Clks sit.

⚠ Over 114,056 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

2006 Mercedes Benz Clk — Still on the Road

Numbers are thinning — 52% of 2006 Mercedes Benz Clks are still active.

2,697 vehicles still getting MOTs in 2025 — 52% of the peak remain.

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.

MOT History Averages

17.8

Avg MOT tests per vehicle

4.38

Avg failures per vehicle

24.7

Avg advisories per vehicle

Other model years — Mercedes Benz Clk: All Clk years → Which year to buy? →

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Or browse all models: Mercedes Benz →

Compare with another model

See how the 2006 Mercedes Benz Clk stacks up against a rival.

Watch for defects — worth knowing