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KN11 OUM

2011 Mercedes-benz C

Silver Diesel 2143cc
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MOT Status

Valid
Expires16 Feb 2027
Tests17 (12 pass, 5 fail)
Pass rate70.6%

Mileage

162,728 mi
Last recorded162,728 miles
Recorded on17 Feb 2026
Typical for 2011 Mercedes-benz C76,133 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
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Vehicle Details

RegistrationKN11 OUM
MakeMercedes-benz
ModelC
Year2011
ColourSilver
Fuel typeDiesel
Engine2,143cc

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

12 pass 5 fail
Pass 17 Feb 2026 162,728 miles

Brake disc worn, but not excessively both front (1.1.14 (a) (i))

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

Nearside Front seat belt retract slow

Fail 10 Feb 2026 162,123 miles

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

Offside Front Seat belt retracting mechanism defective (7.1.2 (e))

Rear Brake pipe excessively corroded (1.1.11 (c))

Offside Rear Tyre has a bulge, caused by separation or partial failure of its structure (5.2.3 (d) (ii)) DANGEROUS

Brake disc worn, but not excessively both front (1.1.14 (a) (i))

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

Nearside Front seat belt retract slow

Parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (1.4.2 (a) (i))

Pass 15 Feb 2025 146,252 miles
Fail 6 Feb 2025 146,174 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))

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

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

Pass 12 Jan 2024 138,645 miles

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

Nearside Front Suspension arm ball joint has slight play BOTTOM (5.3.4 (a) (i))

Nearside Front Tyre worn close to legal limit/worn on edge INNER EDGE WEAR (5.2.3 (e))

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

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

Pass 12 Jan 2023 127,728 miles

Gearbox mounting defective ()

Nearside Front Play in steering rack inner joint(s) ()

Nearside Front Wheel bearing has slight play (5.1.3 (a) (i))

Offside Front Wheel bearing has slight play (5.1.3 (a) (i))

Oil leak, but not excessive various locations have oil residue (8.4.1 (a) (i))

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Fail 5 Jan 2023 127,480 miles

Offside Front Inner Tyre has a cut in excess of the requirements deep enough to reach the ply or cords Sidewall cut (5.2.3 (d) (i))

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

Gearbox mounting defective ()

Nearside Front Play in steering rack inner joint(s) ()

Nearside Front Wheel bearing has slight play (5.1.3 (a) (i))

Offside Front Wheel bearing has slight play (5.1.3 (a) (i))

Oil leak, but not excessive various locations have oil residue (8.4.1 (a) (i))

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Pass 11 Jan 2022 111,853 miles

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

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

Pass 8 Jan 2021 101,361 miles

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Pass 30 Dec 2019 88,804 miles
Fail 30 Dec 2019 88,804 miles

Nearside Direction indicator not working Nearside door indicator not working (4.4.1 (a) (ii))

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

Pass 9 Jan 2019 70,852 miles

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

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

Pass 11 Jan 2018 51,794 miles
Fail 9 Jan 2018 51,794 miles

Headlamp aim not tested (1.8.A.1c)

Nearside Headlamp cleaning device inoperative (1.7.2)

Offside Headlamp cleaning device inoperative (1.7.2)

Offside Headlamp not working on dipped beam (1.7.5a)

Pass 26 Nov 2016 47,580 miles
Pass 28 Nov 2015 42,055 miles
Pass 15 May 2014 28,995 miles

Child seat fitted not allowing full inspection of adult belt

How Reliable is the Mercedes-benz C?

Based on 8,031,355 MOT tests across 683,668 vehicles.

77.6%
Pass Rate
6,412
Miles/Year
32
Year Lifespan
683,668
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 240,078
Suspension arm has excessive play in a ball joint 76,831
Track rod end ball joint has excessive play 67,503
Brake pipe excessively corroded 66,298
coil spring broken 61,560
Full Mercedes-benz C reliability report

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KN11 OUM is a 2011 Mercedes-benz C in Silver with a 2,143cc diesel engine. This vehicle has been through 17 MOT tests with a personal pass rate of 70.6%.

Across all 2011 Mercedes-benz C models, the average MOT pass rate is 80.7% with a typical mileage of 76,133 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 C fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 240,078 recorded failures. If you're considering buying KN11 OUM, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz C typically stays on UK roads for around 32 years. At 15 years old, this Mercedes-benz C is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of KN11 OUM?

You can check the full history of KN11 OUM by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN11 OUM registered?

KN11 OUM is a 2011 Mercedes-benz C, first registered on 11 April 2011.

Is KN11 OUM safe to buy?

The MOT history for KN11 OUM shows 17 tests with a 70.6% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN11 OUM 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 KN11 OUM. 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.