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K27 BOS

2009 Mercedes-benz Cls

Black Diesel 2987cc
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MOT Status

Valid
Expires24 Jan 2027
Tests18 (14 pass, 4 fail)
Pass rate77.8%

Mileage

136,081 mi
Last recorded136,081 miles
Recorded on21 Jan 2026
Typical for 2009 Mercedes-benz Cls77,400 mi

Significantly above average — investigate

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

RegistrationK27 BOS
MakeMercedes-benz
ModelCls
Year2009
ColourBlack
Fuel typeDiesel
Engine2,987cc

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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

14 pass 4 fail
Pass 21 Jan 2026 136,081 miles

Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

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

Pass 13 Jan 2025 130,170 miles

under vehicle covers

Pass 25 Jan 2024 126,685 miles
Pass 5 Jan 2023 120,042 miles

Central Front Power steering pipe/hose has slight seepage Under oil sump (2.1.5 (a))

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

Offside Front Lower Suspension arm ball joint has slight play Rear (5.3.4 (a) (i))

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

Play in steering rack inner joint(s) ()

Fail 4 Jan 2023 120,028 miles

Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt Front (5.3.4 (b) (ii))

Nearside Front Lower Suspension arm pin or bush excessively worn Front (5.3.4 (a) (i))

Nearside Headlamp aim projected beam image is obviously incorrect European headlight image (4.1.2 (c))

Offside Front Lower Suspension arm pin or bush excessively worn Front (5.3.4 (a) (i))

Nearside Front Tyre has a bulge, caused by separation or partial failure of its structure 255/35/19 Dunlop (5.2.3 (d) (ii)) DANGEROUS

Central Front Power steering pipe/hose has slight seepage Under oil sump (2.1.5 (a))

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

Offside Front Lower Suspension arm ball joint has slight play Rear (5.3.4 (a) (i))

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

Play in steering rack inner joint(s) ()

Pass 12 Jan 2022 107,349 miles

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

Front Headlamp cleaning device inoperative (4.1.6 (a) (i))

Fail 10 Jan 2022 107,348 miles

Front Headlamp light source and lamp not compatible (4.1.4 (c))

Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c))

Offside Rear Exhaust system insecure (6.1.2 (a))

Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) DANGEROUS

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

Front Headlamp cleaning device inoperative (4.1.6 (a) (i))

Nearside Rear Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Offside Rear Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Pass 7 Jan 2021 88,366 miles
Pass 19 Dec 2019 84,681 miles

Front Play in steering rack inner joint(s) n/s/f o/s/f ()

Nearside Front Upper Suspension arm ball joint dust cover severely deteriorated front arm (5.3.4 (b) (i))

Offside Front Lower Suspension arm ball joint has slight play rear arm (5.3.4 (a) (i))

Pass 20 Dec 2018 79,197 miles

Nearside Front Suspension arm ball joint dust cover severely deteriorated front wish bone (5.3.4 (b) (i))

Fail 13 Dec 2018 79,194 miles

Nearside Front Position lamp not working (4.2.1 (a))

Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Nearside Front Suspension arm ball joint dust cover severely deteriorated front wish bone (5.3.4 (b) (i))

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

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

Pass 16 Nov 2017 75,491 miles
Pass 1 Nov 2016 66,300 miles
Pass 11 Nov 2015 57,530 miles

Front Brake pad(s) wearing thin (3.5.1g)

Fail 9 Nov 2015 57,530 miles

Nearside Front Lower Suspension arm has excessive play in a ball joint (2.4.G.2)

Offside Front Lower Suspension arm has excessive play in a ball joint (2.4.G.2)

Parking brake: efficiency below requirements (3.7.B.7)

Pass 13 Oct 2014 49,737 miles

Inner Front Brake pad(s) wearing thin (3.5.1g)

Pass 11 Sep 2013 42,085 miles
Pass 12 Jul 2012 23,502 miles

How Reliable is the Mercedes-benz Cls?

Based on 421,126 MOT tests across 35,498 vehicles.

79.8%
Pass Rate
6,663
Miles/Year
21
Year Lifespan
35,498
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 8,450
Tyre has ply or cords exposed 6,682
Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 2,819
Suspension arm has excessive play in a ball joint 2,595
suspension has excessive play in a lower suspension ball joint 2,284
Full Mercedes-benz Cls reliability report

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K27 BOS is a 2009 Mercedes-benz Cls in Black with a 2,987cc diesel engine. This vehicle has been through 18 MOT tests with a personal pass rate of 77.8%.

Across all 2009 Mercedes-benz Cls models, the average MOT pass rate is 77.0% with a typical mileage of 77,400 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz Cls fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 8,450 recorded failures. If you're considering buying K27 BOS, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Cls typically stays on UK roads for around 21 years. At 17 years old, this Mercedes-benz Cls is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of K27 BOS?

You can check the full history of K27 BOS by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was K27 BOS registered?

K27 BOS is a 2009 Mercedes-benz Cls, first registered on 1 September 2009.

Is K27 BOS safe to buy?

The MOT history for K27 BOS shows 18 tests with a 77.8% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does K27 BOS 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 K27 BOS. 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.