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KW09 KNC

2009 Mercedes-benz B-class

Blue Petrol 1498cc
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MOT Status

Expired
Expires14 Oct 2025
Tests21 (13 pass, 8 fail)
Pass rate61.9%

Mileage

135,610 mi
Last recorded135,610 miles
Recorded on26 Nov 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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Vehicle Details

RegistrationKW09 KNC
MakeMercedes-benz
ModelB-class
Year2009
ColourBlue
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

13 pass 8 fail
Fail 26 Nov 2025 135,610 miles

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

Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii))

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

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

Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i))

Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))

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

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

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

Pass 15 Oct 2024 117,435 miles

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

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

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

Fail 12 Oct 2024 117,415 miles

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

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

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

Offside Headlamp not working on dipped beam (4.1.1 (a) (ii))

Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))

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

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

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

Pass 21 Aug 2023 103,297 miles

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

Pass 22 Aug 2022 90,256 miles
Fail 22 Aug 2022 90,256 miles

Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii))

Offside Front Prop shaft joint constant velocity boot no longer prevents the ingress of dirt split & leaking grease! (6.1.7 (g) (ii))

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

Service brake efficiency below requirements (1.2.2 (a) (i))

Offside Front fog lamp inop

Offside Front fog lamp inop

Pass 2 Aug 2021 79,946 miles

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

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

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

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

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

Fail 2 Aug 2021 79,939 miles

Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a))

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

Offside Front Headlamp aim too low (4.1.2 (a))

Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i))

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

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

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

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

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

Pass 1 Aug 2020 75,881 miles

offside front CV gator poorly secured

Fail 31 Jul 2020 75,881 miles

Offside Front Brake pad(s) worn down to wear indicator (1.1.13 (a) (i))

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

Offside Rear Tyre slightly damaged/cracking or perishing also has a nail (5.2.3 (d) (ii))

offside front CV gator poorly secured

Pass 2 Aug 2019 73,622 miles

Offside Rear tyre outer edge perished

Offside Rear tyre tread perished

under tray fitted obscuring some underside components

Fail 1 Aug 2019 73,622 miles

Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))

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

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

Offside Rear tyre outer edge perished

Offside Rear tyre tread perished

under tray fitted obscuring some underside components

Pass 2 Aug 2018 66,626 miles

Offside Rear Nail in tyre ()

Offside Rear tyre cracking on outer edge

Fail 1 Aug 2018 66,626 miles

Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g))

Offside Stop lamp(s) not working (4.3.1 (a) (ii))

Offside Rear Nail in tyre ()

Offside Rear tyre cracking on outer edge

Pass 26 Jul 2017 57,832 miles
Pass 28 Jul 2016 52,774 miles

Nearside Rear Direction indicators slightly discoloured (1.4.A.2f)

Offside Rear Direction indicators slightly discoloured (1.4.A.2f)

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

Pass 31 Jul 2015 47,277 miles

Nearside rear tyre has a nail

Rear Direction indicator slightly discoloured (1.4.A.2f)

Pass 24 Jul 2014 42,711 miles
Pass 24 Jul 2013 38,827 miles

Nail in nearside rear tyre

Nail in offside front tyre

Rear Direction indicator slightly discoloured (1.4.A.2f)

both rear tyre's outer edge slightly cracking

Fail 24 Jul 2013 38,827 miles

Offside Side repeater not working (1.4.A.2c)

Nail in nearside rear tyre

Nail in offside front tyre

Rear Direction indicator slightly discoloured (1.4.A.2f)

both rear tyre's outer edge slightly cracking

Pass 27 Jul 2012 32,899 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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KW09 KNC is a 2009 Mercedes-benz B-class in Blue with a 1,498cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 61.9%.

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 KW09 KNC, 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 KW09 KNC?

You can check the full history of KW09 KNC by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KW09 KNC registered?

KW09 KNC is a 2009 Mercedes-benz B-class, first registered on 31 July 2009.

Is KW09 KNC safe to buy?

The MOT history for KW09 KNC shows 21 tests with a 61.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KW09 KNC 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 KW09 KNC. 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.