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ST15 KEY

2017 Mercedes-benz B-class

Black Diesel 1461cc
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MOT Status

Valid
Expires26 Jul 2027
Tests10 (8 pass, 2 fail)
Pass rate80%

Mileage

86,600 mi
Last recorded86,600 miles
Recorded on27 Jul 2026
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
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Vehicle Details

RegistrationST15 KEY
MakeMercedes-benz
ModelB-class
Year2017
ColourBlack
Fuel typeDiesel
Engine1,461cc

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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

8 pass 2 fail
Pass 27 Jul 2026 86,600 miles

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

Offside Rear Inner Tyre slightly damaged/cracking or perishing stepping (5.2.3 (d) (ii))

Fail 27 Jul 2026 86,600 miles

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

Nearside Rear Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))

Offside Rear Inner Tyre slightly damaged/cracking or perishing stepping (5.2.3 (d) (ii))

Pass 22 Jul 2025 76,120 miles
Fail 21 Jul 2025 76,120 miles

Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Offside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

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

Pass 25 Jun 2024 64,934 miles

Rear Brake pad(s) wearing thin n/s & o/s (1.1.13 (a) (ii))

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Pass 26 Jun 2023 57,261 miles

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

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

Windscreen damaged but not adversely affecting driver's view cracked lower screen (3.2 (a) (i))

Pass 27 Jun 2022 48,739 miles
Pass 2 Jun 2021 35,250 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))

Pass 27 Jun 2020 30,896 miles
Pass 23 May 2020

COVID-19 6 MONTH EXTENSION

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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ST15 KEY is a 2017 Mercedes-benz B-class in Black with a 1,461cc diesel engine. This vehicle has been through 10 MOT tests with a personal pass rate of 80%.

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 ST15 KEY, 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 ST15 KEY?

You can check the full history of ST15 KEY by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was ST15 KEY registered?

ST15 KEY is a 2017 Mercedes-benz B-class, first registered on 31 May 2017.

Is ST15 KEY safe to buy?

The MOT history for ST15 KEY shows 10 tests with a 80% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does ST15 KEY 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 ST15 KEY. 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.