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S99 COS

2003 Mercedes-benz Clk

Silver Petrol 3199cc
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MOT Status

Expired
Expires1 Oct 2026
Tests22 (19 pass, 3 fail)
Pass rate86.4%

Mileage

118,644 mi
Last recorded118,644 miles
Recorded on1 Oct 2025
Typical for 2003 Mercedes-benz Clk77,480 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
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Vehicle Details

RegistrationS99 COS
MakeMercedes-benz
ModelClk
Year2003
ColourSilver
Fuel typePetrol
Engine3,199cc

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

19 pass 3 fail
Pass 1 Oct 2025 118,644 miles

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Nearside Front Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

Offside Rear Child Seat fitted not allowing full inspection of adult belt

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

Fail 1 Oct 2025 118,644 miles

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Nearside Front Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

Offside Rear Child Seat fitted not allowing full inspection of adult belt

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

Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))

Pass 6 Sep 2024 116,952 miles

Offside Front Anti-roll bar ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Offside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

Pass 26 Sep 2023 115,061 miles

Front Oil leak, but not excessive on under tray (8.4.1 (a) (i))

Nearside Front Anti-roll bar linkage ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Offside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

Rear Suspension arm corroded but not seriously weakened both sides (5.3.3 (b) (i))

Pass 6 Sep 2022 113,231 miles

Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Nearside Front Anti-roll bar linkage ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Nearside Rear Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Rear Brake pipe corroded, covered in grease or other material Various (1.1.11 (c))

Pass 22 Sep 2021 111,497 miles

Central Exhaust mounting defective (6.1.2 (a))

Nearside Front Anti-roll bar linkage ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Nearside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

Rear Brake pipe corroded, covered in grease or other material Various (1.1.11 (c))

Pass 2 Oct 2020 109,697 miles

Central Exhaust mounting defective (6.1.2 (a))

Rear Brake pipe corroded, covered in grease or other material Various (1.1.11 (c))

Fail 1 Oct 2020 109,697 miles

Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii))

Offside Front Headlamp has a product on the light source so that the light output is severely reduced (4.1.4 (b))

Central Exhaust mounting defective (6.1.2 (a))

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Nearside Rear Inner Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Rear Brake pipe corroded, covered in grease or other material Various (1.1.11 (c))

Pass 7 May 2019 107,905 miles
Pass 14 May 2018 106,089 miles
Pass 18 May 2017 104,174 miles

Offside Rear Shock absorber has a light misting of oil (2.7.3)

Pass 18 May 2016 102,003 miles

Nearside Front Track rod end ball joint dust cover deteriorated, but preventing the ingress of dirt (2.2.C.1c)

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Supplementary Restraint System warning lamp does not illuminate (5.4.2)

Pass 28 Apr 2015 97,711 miles
Pass 21 May 2014 94,151 miles
Pass 26 Apr 2013 88,323 miles

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

Offside Rear Tyre worn close to the legal limit (4.1.E.1)

Pass 2 May 2012 83,591 miles
Pass 5 May 2011 78,912 miles

Nearside Rear Tyre worn close to the legal limit (4.1.E.2b)

brake warning light on

Fail 5 May 2011 78,902 miles

Offside Front Track rod end ball joint has excessive play (2.2.B.1f)

Nearside Rear Tyre worn close to the legal limit (4.1.E.2b)

brake warning light on

Pass 20 Jan 2010 66,331 miles
Pass 19 Jan 2009 50,229 miles

Nearside Track rod end ball joint has slight play (2.2.B.1f)

Pass 18 Dec 2007 33,472 miles

full inspection not permitted due to plastick plastick under trays

Pass 9 Jun 2006 10,154 miles

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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S99 COS is a 2003 Mercedes-benz Clk in Silver with a 3,199cc petrol engine. This vehicle has been through 22 MOT tests with a personal pass rate of 86.4%.

Across all 2003 Mercedes-benz Clk models, the average MOT pass rate is 74.1% with a typical mileage of 77,480 miles. This particular vehicle has performed better than the average for its year.

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 S99 COS, 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 23 years old, this Mercedes-benz Clk is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of S99 COS?

You can check the full history of S99 COS by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was S99 COS registered?

S99 COS is a 2003 Mercedes-benz Clk, first registered on 1 August 2003.

Is S99 COS safe to buy?

The MOT history for S99 COS shows 22 tests with a 86.4% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does S99 COS 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 S99 COS. 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.