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KN09 UPM

2009 Mercedes-benz B-class

Grey Diesel 1991cc
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MOT Status

Expired
Expires5 Sep 2026
Tests20 (15 pass, 5 fail)
Pass rate75%

Mileage

171,177 mi
Last recorded171,177 miles
Recorded on1 Sep 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
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Vehicle Details

RegistrationKN09 UPM
MakeMercedes-benz
ModelB-class
Year2009
ColourGrey
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

15 pass 5 fail
Pass 1 Sep 2025 171,177 miles

Front Brake pipe corroded, covered in grease or other material Nearside and Offside (1.1.11 (c))

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

Pass 6 Sep 2024 165,735 miles

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

Nearside Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

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

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

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

Offside Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

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

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

Vehicle structure is corroded but structural rigidity is not significantly reduced (6.1.1 (c) (i))

Pass 2 Sep 2023 158,798 miles

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

Fail 31 Aug 2023 158,796 miles

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

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

Pass 23 May 2022 148,857 miles

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

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

Fail 20 Apr 2022 147,826 miles

Fuel system component leaking FUEL FILLER PIPE (6.1.3 (b) (i))

Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))

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

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

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

Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c))

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

Offside Brake pipe leaking on a hydraulic braking system MAIN (1.1.11 (b) (ii)) DANGEROUS

Offside Rear Brake disc in such a condition that it is seriously weakened (1.1.14 (a) (ii)) DANGEROUS

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

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

Offside Front Steering linkage ball joint has slight play STEERING TIE ROD (2.1.3 (b) (i))

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

Pass 24 Apr 2021 131,492 miles
Pass 26 Oct 2020 126,934 miles

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

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

Fail 26 Oct 2020 126,934 miles

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

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

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

Pass 30 Oct 2019 117,423 miles

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

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

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

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

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

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

Pass 1 Nov 2018 104,937 miles

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

Fail 1 Nov 2018 104,937 miles

Offside Front Tyre has ply or cords exposed (5.2.3 (d) (ii)) DANGEROUS

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

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

Pass 1 Nov 2017 91,253 miles

Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Offside Rear Inner edge scrubbing

Under trays fitted

Pass 6 Dec 2016 85,087 miles
Pass 11 Nov 2015 82,159 miles
Pass 28 Nov 2014 67,790 miles

Engine covers fitted obscuring some components in the engine bay

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)

Under-trays fitted obscuring some underside components

Fail 25 Nov 2014 67,787 miles

Rear Trailer electrical socket (13 pin) not operating the trailer lamps as intended (1.9.4)

Engine covers fitted obscuring some components in the engine bay

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)

Under-trays fitted obscuring some underside components

Pass 6 Dec 2013 56,136 miles
Pass 29 Oct 2012 44,637 miles
Pass 10 Nov 2011 32,216 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 UPM is a 2009 Mercedes-benz B-class in Grey with a 1,991cc diesel engine. This vehicle has been through 20 MOT tests with a personal pass rate of 75%.

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 a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

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 UPM, 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 UPM?

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

What year was KN09 UPM registered?

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

Is KN09 UPM safe to buy?

The MOT history for KN09 UPM shows 20 tests with a 75% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN09 UPM 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 UPM. 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.