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K4 WNN

2014 Mercedes-benz Slk

Grey Diesel 2143cc
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MOT Status

Valid
Expires24 Apr 2027
Tests16 (10 pass, 6 fail)
Pass rate62.5%

Mileage

74,199 mi
Last recorded74,199 miles
Recorded on24 Apr 2026
Typical for 2014 Mercedes-benz Slk38,603 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
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Vehicle Details

RegistrationK4 WNN
MakeMercedes-benz
ModelSlk
Year2014
ColourGrey
Fuel typeDiesel
Engine2,143cc

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

10 pass 6 fail
Pass 24 Apr 2026 74,199 miles

Front Anti-roll bar corroded but not seriously weakened (5.3.3 (b) (i))

Items removed from driver's view prior to test ()

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

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

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

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))

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

Pass 25 Apr 2025 69,023 miles

Front Anti-roll bar corroded but not seriously weakened (5.3.3 (b) (i))

Nearside Front Tyre worn close to legal limit/worn on edge inner edge also perishing 225/40 r18 92y (5.2.3 (e))

Nearside Front Wheel bearing has slight play (5.1.3 (a) (i))

Offside Front Wheel bearing has slight play (5.1.3 (a) (i))

Offside Rear Nail in tyre 245/35 r18 92y ()

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

Fail 11 Apr 2025 69,022 miles

Nearside Front Coil spring fractured or broken 2 pink 1 white dash (5.3.1 (b) (i))

Offside Rear Coil spring fractured or broken 3 blue dashes (5.3.1 (b) (i))

Front Anti-roll bar corroded but not seriously weakened (5.3.3 (b) (i))

Nearside Front Tyre worn close to legal limit/worn on edge inner edge also perishing 225/40 r18 92y (5.2.3 (e))

Nearside Front Wheel bearing has slight play (5.1.3 (a) (i))

Offside Front Wheel bearing has slight play (5.1.3 (a) (i))

Offside Rear Nail in tyre 245/35 r18 92y ()

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

Pass 3 Apr 2024 62,121 miles
Fail 2 Apr 2024 62,119 miles

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

Pass 12 Apr 2023 55,328 miles

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

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

Fail 11 Apr 2023 55,328 miles

Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i))

Offside Rear Tyre tread depth below requirements of 1.6mm 245/35R18Y Bridgestone (5.2.3 (e)) DANGEROUS

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

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

Pass 13 Apr 2022 48,331 miles
Fail 13 Apr 2022 48,331 miles

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

Nearside Front Tyre has ply or cords exposed 225/40/R18 Bridgestone (5.2.3 (d) (ii)) DANGEROUS

Nearside Rear Tyre has ply or cords exposed 245/35/R18 Bridgestone (5.2.3 (d) (ii)) DANGEROUS

Pass 14 Apr 2021 39,092 miles

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

Nearside Front Tyre worn close to legal limit/worn on edge Badly worn on edge 225/40 R18 Y EXTRA LOAD BRIDGESTONE (5.2.3 (e))

Nearside Rear Tyre worn close to legal limit/worn on edge 245/35R 18 Y EXTRA LOAD BRIDGESTONE (5.2.3 (e))

Fail 13 Apr 2021 39,092 miles

Offside Rear Tyre has a bulge, caused by separation or partial failure of its structure 245/35R 18 Y EXTRA LOAD BRIDGESTONE (5.2.3 (d) (ii)) DANGEROUS

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

Nearside Front Tyre worn close to legal limit/worn on edge Badly worn on edge 225/40 R18 Y EXTRA LOAD BRIDGESTONE (5.2.3 (e))

Nearside Rear Tyre worn close to legal limit/worn on edge 245/35R 18 Y EXTRA LOAD BRIDGESTONE (5.2.3 (e))

Pass 14 Apr 2020 33,473 miles
Pass 29 Mar 2019 28,168 miles
Pass 3 Apr 2018 23,026 miles
Fail 30 Mar 2018 22,953 miles

Nearside Rear Tyre tread depth below requirements of 1.6mm 245/35/18 Bridgestone (4.1.E.1)

Nearside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 225/40/18 Bridgestone (4.1.D.1a) DANGEROUS

Offside Front Tyre worn close to the legal limit 225/40/18 Bridgestone (4.1.E.1)

Pass 27 Mar 2017 17,030 miles

How Reliable is the Mercedes-benz Slk?

Based on 1,335,553 MOT tests across 81,472 vehicles.

80.0%
Pass Rate
3,226
Miles/Year
29
Year Lifespan
81,472
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 28,060
coil spring broken 11,334
Stop lamp not working 8,797
Brake pipe excessively corroded 8,610
Tyre has ply or cords exposed 8,088
Full Mercedes-benz Slk reliability report

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K4 WNN is a 2014 Mercedes-benz Slk in Grey with a 2,143cc diesel engine. This vehicle has been through 16 MOT tests with a personal pass rate of 62.5%.

Across all 2014 Mercedes-benz Slk models, the average MOT pass rate is 85.7% with a typical mileage of 38,603 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 Slk fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 28,060 recorded failures. If you're considering buying K4 WNN, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Slk typically stays on UK roads for around 29 years. At 12 years old, this Mercedes-benz Slk is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of K4 WNN?

You can check the full history of K4 WNN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was K4 WNN registered?

K4 WNN is a 2014 Mercedes-benz Slk, first registered on 4 April 2014.

Is K4 WNN safe to buy?

The MOT history for K4 WNN shows 16 tests with a 62.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does K4 WNN 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 K4 WNN. 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.