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KN09 UKJ

2009 Mercedes-benz B-class

Silver Diesel 1991cc
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MOT Status

Valid
Expires31 Oct 2026
Tests18 (14 pass, 4 fail)
Pass rate77.8%

Mileage

101,972 mi
Last recorded101,972 miles
Recorded on24 Oct 2025
Typical for 2009 Mercedes-benz B-class63,922 mi

Significantly above average — investigate

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

RegistrationKN09 UKJ
MakeMercedes-benz
ModelB-class
Year2009
ColourSilver
Fuel typeDiesel
Engine1,991cc

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

14 pass 4 fail
Pass 24 Oct 2025 101,972 miles

Central Front Registration plate deteriorated but not likely to be misread (0.1 (b))

Fail 7 Oct 2025 101,834 miles

Horn not working (7.7 (a))

Nearside Rear Brake pipe excessively corroded (1.1.11 (c))

Offside Rear Brake pipe excessively corroded (1.1.11 (c))

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

Offside Rear Brake pad(s) less than 1.5 mm thick (1.1.13 (a) (ii)) DANGEROUS

Front Registration plate deteriorated but not likely to be misread (0.1 (b))

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

Offside Front Tyre worn close to legal limit/worn on edge Worn on outer edge (5.2.3 (e))

Pass 11 Oct 2024 96,254 miles

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

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

Pass 1 Nov 2023 30,742 miles
Pass 7 Oct 2022 85,908 miles
Fail 7 Oct 2022 85,907 miles

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

Offside Front Brake pad(s) less than 1.5 mm thick (1.1.13 (a) (ii)) DANGEROUS

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

Pass 12 Oct 2021 80,356 miles

Nearside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

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

Nearside Rear Road wheel slightly distorted (5.2.2 (c) (i))

Fail 12 Oct 2021 80,356 miles

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

Nearside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

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

Nearside Rear Road wheel slightly distorted (5.2.2 (c) (i))

Pass 13 Oct 2020 74,756 miles
Pass 10 Apr 2019 66,848 miles

Nearside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

Pass 20 Apr 2018 60,943 miles
Fail 20 Apr 2018 60,943 miles

Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc (2.5.C.1a)

Rear Brake pad(s) less than 1.5 mm thick (3.5.1g)

Pass 29 Jun 2017 57,441 miles

chips in front windscreen

flat spot damage to n/s/r wheel rim

Pass 28 Jun 2016 50,591 miles

Front Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)

Pass 8 Jul 2015 43,383 miles
Pass 23 Jul 2014 37,843 miles
Pass 13 Apr 2013 31,142 miles

crack in front windscreen

Pass 3 Apr 2012 24,858 miles

H rated tyres on rear - V rated tyres on front

both rear tyres perishing

chip in "a" zone of windscreen smaller than 10mm

How Reliable is the Mercedes-benz B-class?

Based on 984,871 MOT tests across 77,700 vehicles.

79.4%
Pass Rate
5,590
Miles/Year
21
Year Lifespan
77,700
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 6,159
coil spring broken 5,250
Full Mercedes-benz B-class reliability report

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KN09 UKJ is a 2009 Mercedes-benz B-class in Silver with a 1,991cc diesel engine. This vehicle has been through 18 MOT tests with a personal pass rate of 77.8%.

Across all 2009 Mercedes-benz B-class models, the average MOT pass rate is 76.4% with a typical mileage of 63,922 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz B-class fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 6,159 recorded failures. If you're considering buying KN09 UKJ, it's worth having these areas checked by a mechanic before committing.

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

Frequently Asked Questions

How do I check the history of KN09 UKJ?

You can check the full history of KN09 UKJ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN09 UKJ registered?

KN09 UKJ is a 2009 Mercedes-benz B-class, first registered on 23 April 2009.

Is KN09 UKJ safe to buy?

The MOT history for KN09 UKJ 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 KN09 UKJ 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 KN09 UKJ. 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.