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KM17 DWN

2017 Mercedes-benz B-class

Black Diesel 2143cc
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MOT Status

Valid
Expires8 Dec 2026
Tests11 (7 pass, 4 fail)
Pass rate63.6%

Mileage

97,874 mi
Last recorded97,874 miles
Recorded on5 Dec 2025
Typical for 2017 Mercedes-benz B-class35,198 mi

Significantly above average — investigate

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

RegistrationKM17 DWN
MakeMercedes-benz
ModelB-class
Year2017
ColourBlack
Fuel typeDiesel
Engine2,143cc

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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

7 pass 4 fail
Pass 5 Dec 2025 97,874 miles

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

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

Fail 4 Dec 2025 97,874 miles

Offside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 225/40/18 (5.2.3 (d) (i))

Offside Side repeater not working (4.4.1 (a) (ii))

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

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

Pass 7 Dec 2024 85,317 miles

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

Fail 6 Dec 2024 85,300 miles

Offside Front Side repeater not working door mirror flasher (4.4.1 (a) (ii))

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

Pass 25 Nov 2023 71,502 miles
Fail 25 Nov 2023 71,502 miles

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

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

Pass 5 Dec 2022 57,498 miles

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

Nearside Front tyre inner side wall starting to split not showing cord or ply

Offside Rear tyre starting to misshape on tyre face

Pass 2 Dec 2021 43,104 miles
Pass 9 Dec 2020 30,954 miles
Fail 3 Dec 2020 30,952 miles

Nearside Front Inner Tyre has a tear, caused by separation or partial failure of its structure (5.2.3 (d) (ii)) DANGEROUS

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

Pass 28 Feb 2020 23,483 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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KM17 DWN is a 2017 Mercedes-benz B-class in Black with a 2,143cc diesel engine. This vehicle has been through 11 MOT tests with a personal pass rate of 63.6%.

Across all 2017 Mercedes-benz B-class models, the average MOT pass rate is 87.3% with a typical mileage of 35,198 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 KM17 DWN, 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 9 years old, this Mercedes-benz B-class is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of KM17 DWN?

You can check the full history of KM17 DWN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KM17 DWN registered?

KM17 DWN is a 2017 Mercedes-benz B-class, first registered on 24 March 2017.

Is KM17 DWN safe to buy?

The MOT history for KM17 DWN shows 11 tests with a 63.6% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KM17 DWN 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 KM17 DWN. 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.