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BN54 UCC

2004 Mercedes-benz Slk

Silver Petrol 1796cc
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MOT Status

Expired
Expires25 Sep 2026
Tests24 (18 pass, 6 fail)
Pass rate75%

Mileage

87,477 mi
Last recorded87,477 miles
Recorded on26 Sep 2025
Typical for 2004 Mercedes-benz Slk57,472 mi

Significantly above average — investigate

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

RegistrationBN54 UCC
MakeMercedes-benz
ModelSlk
Year2004
ColourSilver
Fuel typePetrol
Engine1,796cc

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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

18 pass 6 fail
Pass 26 Sep 2025 87,477 miles
Fail 19 Sep 2025 87,473 miles

Nearside Rear Direction indicator not working (4.4.1 (a) (ii))

Pass 29 Jul 2024 87,259 miles
Pass 31 Aug 2023 86,654 miles

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

Pass 6 Sep 2022 85,764 miles
Fail 9 Jun 2022 85,744 miles

Front Service brake imbalanced across an axle (1.2.1 (b) (i))

Nearside Front Service brake excessively binding (1.2.1 (f))

Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i))

Offside Rear Service brake excessively binding (1.2.1 (f))

Offside Rear Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced subframe (6.1.1 (c) (i))

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

Windscreen washer provides insufficient washer liquid (3.5 (a))

Windscreen wiper not working (3.4 (a))

Front Brake disc worn, pitted or scored, but not seriously weakened offside & nearside inner faces (1.1.14 (a) (ii))

Fuel Pipe/s corroded ()

Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Pass 2 Oct 2020 85,296 miles
Pass 2 Oct 2019 83,007 miles
Pass 19 Sep 2018 76,858 miles
Fail 13 Sep 2018 76,714 miles

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

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

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

Pass 18 Sep 2017 70,021 miles
Fail 11 Sep 2017 69,935 miles

Offside Front Lower Suspension arm has excessive play in a ball joint rearward suspension arm (2.4.G.2)

Pass 13 Sep 2016 65,067 miles
Pass 16 Sep 2015 60,753 miles
Pass 9 Sep 2014 56,659 miles
Pass 19 Sep 2013 51,404 miles
Fail 16 Sep 2013 51,388 miles

Offside Rear Brake pipe excessively corroded (3.6.B.2c)

Nearside Rear Brake pipe slightly corroded (3.6.B.2c)

Pass 21 Aug 2012 44,784 miles

Nearside Brake pipe slightly corroded (3.6.B.2c)

Offside Brake pipe slightly corroded (3.6.B.2c)

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Fail 20 Aug 2012 44,767 miles

Front registration plate displaying a honeycomb or similar effect background (6.3.3)

Offside Headlamp aim beam image obviously incorrect (1.8.A.1b)

Rear registration plate displaying a honeycomb or similar effect background (6.3.3)

Nearside Brake pipe slightly corroded (3.6.B.2c)

Offside Brake pipe slightly corroded (3.6.B.2c)

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Pass 18 Aug 2011 40,561 miles
Pass 6 Sep 2010 39,550 miles
Pass 7 Sep 2009 38,748 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)

Pass 1 Sep 2008 34,218 miles

Nearside Front Brake pad(s) wearing thin (3.5.1g)

Offside Front Brake pad(s) wearing thin (3.5.1g)

Pass 14 Sep 2007 28,495 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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BN54 UCC is a 2004 Mercedes-benz Slk in Silver with a 1,796cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 75%.

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 BN54 UCC, 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 BN54 UCC?

You can check the full history of BN54 UCC by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was BN54 UCC registered?

BN54 UCC is a 2004 Mercedes-benz Slk, first registered on 16 September 2004.

Is BN54 UCC safe to buy?

The MOT history for BN54 UCC shows 24 tests with a 75% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does BN54 UCC 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 BN54 UCC. 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.