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S666 HDL

2006 Mercedes-benz Clk

Silver Diesel 2987cc
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MOT Status

Valid
Expires8 Dec 2026
Tests23 (16 pass, 7 fail)
Pass rate69.6%

Mileage

109,169 mi
Last recorded109,169 miles
Recorded on9 Dec 2025
Typical for 2006 Mercedes-benz Clk73,393 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
Stolen
Finance
Write-off
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Vehicle Details

RegistrationS666 HDL
MakeMercedes-benz
ModelClk
Year2006
ColourSilver
Fuel typeDiesel
Engine2,987cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

16 pass 7 fail
Pass 9 Dec 2025 109,169 miles

Nearside Rear Brake hose slightly twisted (1.1.12 (b) (i))

Offside Front Coil spring corroded (5.3.1 (b) (i))

Offside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Offside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Offside Rear Coil spring corroded (5.3.1 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Anti-roll bar corroded but not seriously weakened (5.3.3 (b) (i))

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Rear underside fuel pipes metal end fittings poor condition corroded

Fail 29 Nov 2025 109,134 miles

Nearside Rear Service brake excessively binding (1.2.1 (f))

Offside Front Coil spring corroded (5.3.1 (b) (i))

Offside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Offside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Offside Rear Coil spring corroded (5.3.1 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Anti-roll bar corroded but not seriously weakened (5.3.3 (b) (i))

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Rear underside fuel pipes metal end fittings poor condition corroded

Pass 20 Nov 2024 107,741 miles

Oil leak, but not excessive (8.4.1 (a) (i))

Fail 13 Nov 2024 107,711 miles

Exhaust emissions exceed manufacturer's specified limit (8.2.2.2 (a))

Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Pass 23 Nov 2023 106,115 miles
Fail 21 Nov 2023 106,115 miles

Electronic stability control warning lamp indicates a fault (7.12 (e))

Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Tyre pressure monitoring system malfunctioning or obviously inoperative

Pass 26 Jul 2022 104,718 miles
Fail 25 Jul 2022 104,714 miles

Exhaust emissions exceed manufacturer's specified limit (8.2.2.2 (a))

Pass 27 Jul 2021 102,439 miles

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Oil leak, but not excessive (8.4.1 (a) (i))

parking brake effort low 17%

Fail 27 Jul 2021 102,429 miles

Offside Front Headlamp aim too low (4.1.2 (a))

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Oil leak, but not excessive (8.4.1 (a) (i))

parking brake effort low 17%

Pass 29 Jul 2020 53,216 miles

Offside Rear Tyre worn close to legal limit/worn on edge devoid of tread on inner edge (5.2.3 (e))

Fail 20 Jul 2020 95,758 miles

Nearside Rear Service brake excessively fluctuating (1.2.1 (e))

Parking brake efficiency below requirements (1.4.2 (a) (i))

Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Tyre worn close to legal limit/worn on edge devoid of tread on inner edge (5.2.3 (e))

Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))

Pass 15 Jul 2019 90,042 miles
Pass 14 Jul 2018 86,515 miles
Pass 19 Jul 2017 84,636 miles
Pass 18 Jun 2016 82,020 miles
Pass 9 Jan 2016 81,202 miles
Pass 5 Jan 2015 78,932 miles
Fail 6 Jan 2014 67,267 miles

Nearside Front Headlamp aim too low (1.8)

Pass 6 Jan 2014 67,267 miles
Pass 10 Mar 2011 46,915 miles
Pass 6 Apr 2010 42,247 miles

brake pipes front to rear not checked due to full undertray fitted

Pass 23 Mar 2009 35,157 miles

brake pipes front to rear not checked due to full undertray fitted

How Reliable is the Mercedes-benz Clk?

Based on 1,410,029 MOT tests across 83,874 vehicles.

74.7%
Pass Rate
4,986
Miles/Year
28
Year Lifespan
83,874
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 59,319
coil spring broken 19,719
Suspension arm has excessive play in a ball joint 16,744
Track rod end ball joint has excessive play 14,943
Brake pad(s) less than 1.5 mm thick 14,136
Full Mercedes-benz Clk reliability report

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S666 HDL is a 2006 Mercedes-benz Clk in Silver with a 2,987cc diesel engine. This vehicle has been through 23 MOT tests with a personal pass rate of 69.6%.

Across all 2006 Mercedes-benz Clk models, the average MOT pass rate is 75.4% with a typical mileage of 73,393 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The most common reason a Mercedes-benz Clk fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 59,319 recorded failures. If you're considering buying S666 HDL, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Clk typically stays on UK roads for around 28 years. At 20 years old, this Mercedes-benz Clk is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of S666 HDL?

You can check the full history of S666 HDL by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was S666 HDL registered?

S666 HDL is a 2006 Mercedes-benz Clk, first registered on 13 April 2006.

Is S666 HDL safe to buy?

The MOT history for S666 HDL shows 23 tests with a 69.6% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does S666 HDL have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on S666 HDL. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.