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KN09 ULJ

2009 Mercedes-benz B-class

Black Petrol 1498cc
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MOT Status

Valid
Expires5 Dec 2026
Tests16 (14 pass, 2 fail)
Pass rate87.5%

Mileage

130,562 mi
Last recorded130,562 miles
Recorded on2 Dec 2025
Typical for 2009 Mercedes-benz B-class63,922 mi

Significantly above average — investigate

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

RegistrationKN09 ULJ
MakeMercedes-benz
ModelB-class
Year2009
ColourBlack
Fuel typePetrol
Engine1,498cc

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 2 fail
Pass 2 Dec 2025 130,562 miles

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

Brake pipe slightly damaged (1.1.11 (c))

Coil spring corroded all 4 (5.3.1 (b) (i))

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

Rear Fuel Pipe/s corroded

Pass 6 Dec 2024 125,933 miles

Coil spring corroded all 4 (5.3.1 (b) (i))

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

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

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

Nearside Rear Shock absorbers has light misting of oil (5.3.2 (b))

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

Offside Rear Parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. lever long reserve travel (1.4.2 (a) (i))

Rear Fuel Pipe/s corroded ()

Rear Service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. pedal has long reserve travel (1.2.2 (a) (i))

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

tested in wet conditions

undertrays and sideskirts fitted

Fail 6 Dec 2024 125,933 miles

Coil spring corroded all 4 (5.3.1 (b) (i))

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

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

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

Nearside Rear Shock absorbers has light misting of oil (5.3.2 (b))

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

Offside Rear Parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. lever long reserve travel (1.4.2 (a) (i))

Offside Rear Road wheel fixing loose (5.2.1 (a) (i))

Rear Fuel Pipe/s corroded ()

Rear Service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. pedal has long reserve travel (1.2.2 (a) (i))

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

tested in wet conditions

undertrays and sideskirts fitted

Pass 14 Nov 2023 120,226 miles

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

Front Brake hose slightly deteriorated both sides (1.1.12 (b) (ii))

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

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

Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

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

Rear Fuel Pipe/s corroded ()

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

Rear Service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. both sides (1.2.2 (a) (i))

general underbody tray fitted

Fail 14 Nov 2023 120,226 miles

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

Front Brake hose slightly deteriorated both sides (1.1.12 (b) (ii))

Front Windscreen washer provides insufficient washer liquid (3.5 (a))

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

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

Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

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

Rear Fuel Pipe/s corroded ()

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

Rear Service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. both sides (1.2.2 (a) (i))

general underbody tray fitted

Pass 19 Oct 2022 113,253 miles

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

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

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

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

engine cover/undertray/sill cover fitted

Pass 14 Oct 2021 107,432 miles

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

Play in steering rack inner joint(s) ()

engine cover & under tray fitted

Pass 2 Nov 2020 104,503 miles

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

engine cover and under try fitted

Pass 9 Dec 2019 100,018 miles

under-trays fitted.

Pass 19 Dec 2018 94,759 miles

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

sill covers & under trays fitted

Pass 13 Dec 2017 86,220 miles

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

both front tyre's bald from outer edge

Pass 12 Dec 2016 78,034 miles

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

Pass 14 Dec 2015 51,817 miles
Pass 30 Dec 2014 60,611 miles

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

Pass 25 Mar 2013 46,190 miles
Pass 19 Mar 2012 37,095 miles

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 ULJ is a 2009 Mercedes-benz B-class in Black with a 1,498cc petrol engine. This vehicle has been through 16 MOT tests with a personal pass rate of 87.5%.

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 ULJ, 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 ULJ?

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

What year was KN09 ULJ registered?

KN09 ULJ is a 2009 Mercedes-benz B-class, first registered on 31 March 2009.

Is KN09 ULJ safe to buy?

The MOT history for KN09 ULJ shows 16 tests with a 87.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN09 ULJ 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 ULJ. 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.