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K16 RNN

2004 Mercedes-benz Slk

Black Petrol 3498cc
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MOT Status

Expired
Expires27 Jul 2026
Tests21 (15 pass, 6 fail)
Pass rate71.4%

Mileage

102,760 mi
Last recorded102,760 miles
Recorded on28 Jul 2025
Typical for 2004 Mercedes-benz Slk57,472 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
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Vehicle Details

RegistrationK16 RNN
MakeMercedes-benz
ModelSlk
Year2004
ColourBlack
Fuel typePetrol
Engine3,498cc

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

15 pass 6 fail
Pass 28 Jul 2025 102,760 miles

Front Battery insecure but not likely to fall from carrier (4.13 (a) (i))

Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

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

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Offside Front Coil spring corroded (5.3.1 (b) (i))

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

Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

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

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

Rear Battery insecure but not likely to fall from carrier (4.13 (a) (i))

Fail 4 Jun 2025 102,757 miles

Brake servo defective or ineffective (1.1.10 (a) (i))

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

Nearside Front Headlamp aim too high (4.1.2 (a))

Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c))

Nearside Front Road wheel fractured (5.2.2 (a)) DANGEROUS

Nearside Rear Road wheel fractured (5.2.2 (a)) DANGEROUS

Front Battery insecure but not likely to fall from carrier (4.13 (a) (i))

Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

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

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Offside Front Coil spring corroded (5.3.1 (b) (i))

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

Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

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

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

Rear Battery insecure but not likely to fall from carrier (4.13 (a) (i))

Pass 12 Nov 2020 101,836 miles

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

Offside Front Suspension arm ball joint has slight play rear arm ball joint (marked in yellow) (5.3.4 (a) (i))

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

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

Rear Brake hose slightly deteriorated x2 cracked/perished (1.1.12 (b) (ii))

under trays fitted (unable to fully inspect)

Pass 16 May 2019 95,225 miles

Front Wheel bearing has slight play both sides (5.1.3 (a) (i))

Nearside Front Windscreen wiper blade defective (3.4 (b) (i))

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

Rear Brake hose slightly deteriorated both sides (1.1.12 (b) (ii))

Pass 27 Feb 2018 92,822 miles

Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

Fail 23 Feb 2018 92,782 miles

Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

Pass 14 Feb 2017 89,950 miles
Pass 26 Feb 2016 86,943 miles

Nearside Front Front wheel bearing has slight play (2.5.A.3c)

Offside Front Front wheel bearing has slight play (2.5.A.3c)

Fail 22 Feb 2016 86,919 miles

Nearside Front Inner Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Nearside Rear Suspension arm has excessive play in a pin/bush (2.4.G.2)

Offside Front Inner Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Nearside Front Front wheel bearing has slight play (2.5.A.3c)

Offside Front Front wheel bearing has slight play (2.5.A.3c)

Pass 16 Feb 2015 83,821 miles
Fail 12 Feb 2015 83,778 miles

Nearside Front Upper Suspension arm has excessive play in a ball joint (2.4.G.2) DANGEROUS

Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1) DANGEROUS

Offside Front Upper Suspension arm has excessive play in a ball joint (2.4.G.2) DANGEROUS

Pass 25 Feb 2014 80,192 miles
Pass 15 Feb 2013 76,204 miles

Nearside Front wheel bearing has slight play (2.5.A.3c)

Offside Front wheel bearing has slight play (2.5.A.3c)

Offside Rear Tyre worn close to the legal limit (4.1.E.1)

Pass 16 Mar 2012 72,308 miles
Pass 29 Mar 2011 67,945 miles
Pass 1 Apr 2010 61,243 miles
Fail 31 Mar 2010 61,239 miles

Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

slight sidewall damage n/s/f tyre

Pass 6 Apr 2009 52,410 miles
Fail 1 Apr 2009 52,397 miles

Offside Front Tyre has ply or cords exposed (4.1.D.1b)

Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

n/s/f tyre low inner edge also nail in tyre

Pass 27 Mar 2008 41,432 miles
Pass 12 Mar 2007 27,161 miles

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)

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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K16 RNN is a 2004 Mercedes-benz Slk in Black with a 3,498cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 71.4%.

Across all 2004 Mercedes-benz Slk models, the average MOT pass rate is 78.0% with a typical mileage of 57,472 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 K16 RNN, 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 22 years old, this Mercedes-benz Slk is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of K16 RNN?

You can check the full history of K16 RNN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was K16 RNN registered?

K16 RNN is a 2004 Mercedes-benz Slk, first registered on 31 March 2004.

Is K16 RNN safe to buy?

The MOT history for K16 RNN shows 21 tests with a 71.4% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does K16 RNN 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 K16 RNN. 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.