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CN54 UST

2004 Mercedes-benz Slk

Silver Petrol 3498cc
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MOT Status

Valid
Expires27 Aug 2027
Tests29 (18 pass, 11 fail)
Pass rate62.1%

Mileage

83,529 mi
Last recorded83,529 miles
Recorded on28 Aug 2026
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

RegistrationCN54 UST
MakeMercedes-benz
ModelSlk
Year2004
ColourSilver
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

18 pass 11 fail
Pass 28 Aug 2026 83,529 miles

Central Rear Stop lamp(s) non-obligatory stop lamp not working (4.3.1 (a) (ii))

Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Front Headlamp lens slightly defective both (4.1.1 (b) (i))

Nearside Rear Subframe mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

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

Offside Rear Subframe mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

all 4 brake backing plates corroded

underside undersealed

Fail 1 Jul 2026 83,505 miles

Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))

Headlamp aim unable to be tested (4.1.2 (b))

Nearside Headlamp lens seriously defective (4.1.1 (b) (ii))

Offside Headlamp lens seriously defective (4.1.1 (b) (ii))

Central Stop lamp(s) non-obligatory stop lamp not working (4.3.1 (a) (ii))

Front and rear brake backing plates corroded

Nearside Rear Subframe mounting prescribed area is corroded but not considered excessive front and rear mount areas, covers also fitted (5.3.6 (a) (i))

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

Offside Rear Subframe mounting prescribed area is corroded but not considered excessive front and rear mount areas, covers also fitted (5.3.6 (a) (i))

Rear Brake hose has slight corrosion to ferrule Offside and nearside (1.1.12 (f) (i))

Rear Suspension arm corroded but not seriously weakened Offside and nearside (5.3.3 (b) (i))

Pass 9 Aug 2024 83,476 miles

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

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

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

Pass 1 Aug 2023 83,173 miles

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

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

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

Fail 1 Aug 2023 83,173 miles

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

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

Offside Headlamp aim too low (4.1.2 (a))

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

Pass 10 Aug 2022 82,169 miles

Headlamp lens slightly defective Offside and nearside (4.1.1 (b) (i))

Rear Sub-frame corroded but not seriously weakened and heavily undersealed. (5.3.3 (b) (i))

Rear Suspension component mounting prescribed area is corroded but not considered excessive subframe mount areas (5.3.6 (a) (i))

Fail 28 Jul 2022 82,154 miles

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

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

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

Headlamp lens slightly defective Offside and nearside (4.1.1 (b) (i))

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

Rear Sub-frame corroded but not seriously weakened and heavily undersealed. (5.3.3 (b) (i))

Rear Suspension component mounting prescribed area is corroded but not considered excessive subframe mount areas (5.3.6 (a) (i))

Pass 9 Jul 2021 79,202 miles

Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Fail 3 Feb 2021 79,202 miles

Central Exhaust system insecure (6.1.2 (a))

Electronic stability control warning lamp indicates a fault (7.12 (e))

Nearside Rear Direction indicator incorrect colour (4.4.3 (a))

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

Nearside Rear Subframe mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i))

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

Offside Rear Subframe mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i))

Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Pass 7 Feb 2020 78,679 miles
Fail 15 Oct 2019 78,679 miles

Electronic stability control warning lamp indicates a fault (7.12 (e))

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

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

Offside Front Inner Brake disc worn, but not excessively (1.1.14 (a) (i))

Offside Rear Inner Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Rear Sub-frame is corroded but structural rigidity is not significantly reduced (6.1.1 (c) (i))

Pass 16 Oct 2018 76,516 miles
Fail 16 Oct 2018 76,516 miles

Nearside Rear Brake disc in such a condition that it is seriously weakened (1.1.14 (a) (ii)) DANGEROUS

Offside Rear Brake disc in such a condition that it is seriously weakened (1.1.14 (a) (ii)) DANGEROUS

Pass 18 Oct 2017 70,491 miles
Fail 16 Oct 2017 70,491 miles

Nearside Front Direction indicators incorrect colour (1.4.A.2f)

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

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

Nearside Rear Mechanical brake component has restricted free movement (3.5.1k)

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

Offside Rear Mechanical brake component has restricted free movement (3.5.1k)

Pass 19 Oct 2016 65,651 miles
Fail 17 Oct 2016 65,651 miles

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

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

Nearside Front brake disc in such a condition that it is seriously weakened (3.5.1i)

Nearside Rear Direction indicator incorrect colour (1.4.A.2f)

Offside Front Lower Suspension arm has excessive play in a pin/bush front (2.4.G.2)

Offside Front Lower Suspension arm has excessive play in a pin/bush rear (2.4.G.2)

Offside Front brake disc in such a condition that it is seriously weakened (3.5.1i)

Offside Rear Brake pad(s) less than 1.5 mm thick (3.5.1g)

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

Pass 20 Oct 2015 61,585 miles
Pass 17 Oct 2014 56,389 miles

Under-trays fitted obscuring some underside components

advise corrosion on rear subframe

advise unable to fully inspect sills due to plastic covers

Pass 16 Oct 2013 49,773 miles
Fail 14 Oct 2013 49,773 miles

Nearside Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a)

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

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

Parking brake lever has no reserve travel (3.1.6b)

Pass 19 Oct 2012 43,637 miles

Engine covers fitted obscuring some components in the engine bay

Nearside Rear Direction indicator slightly discoloured (1.4.A.2f)

Under-trays fitted obscuring some underside components

offside front tyre inner sidewall has cuts - not to ply or cords

Pass 12 Oct 2011 41,143 miles
Pass 13 Oct 2010 38,638 miles

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

Fail 6 Oct 2010 38,547 miles

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

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

Pass 13 Oct 2009 35,297 miles

handbrake lever near the end of its travel

offside front tyre wearing on inner edge

Pass 16 Oct 2008 31,331 miles
Fail 13 Oct 2008 31,319 miles

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

Pass 4 Oct 2007 26,543 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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CN54 UST is a 2004 Mercedes-benz Slk in Silver with a 3,498cc petrol engine. This vehicle has been through 29 MOT tests with a personal pass rate of 62.1%.

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 CN54 UST, 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 CN54 UST?

You can check the full history of CN54 UST by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was CN54 UST registered?

CN54 UST is a 2004 Mercedes-benz Slk, first registered on 7 October 2004.

Is CN54 UST safe to buy?

The MOT history for CN54 UST shows 29 tests with a 62.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does CN54 UST 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 CN54 UST. 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.