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BN54 TFX

2004 Mercedes-benz Slk

Silver Petrol 3498cc
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MOT Status

Valid
Expires2 Feb 2027
Tests34 (21 pass, 13 fail)
Pass rate61.8%

Mileage

116,784 mi
Last recorded116,784 miles
Recorded on3 Feb 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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Finance
Write-off
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Vehicle Details

RegistrationBN54 TFX
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

21 pass 13 fail
Pass 3 Feb 2026 116,784 miles

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

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

Fail 28 Jan 2026 116,784 miles

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

Offside Front Position lamp not working (4.2.1 (a) (ii))

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

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

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

Pass 28 Jan 2025 113,505 miles

Exhaust noisy (8.1.1 (a))

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

Tyre worn close to legal limit/worn on edge both front tyres bald on inner edge (5.2.3 (e))

Fail 27 Jan 2025 113,502 miles

Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))

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

Exhaust noisy (8.1.1 (a))

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

Tyre worn close to legal limit/worn on edge both front tyres bald on inner edge (5.2.3 (e))

Pass 2 Feb 2024 107,337 miles

Brake pipe corroded, covered in grease or other material both rear brake pipes greased (1.1.11 (c))

Exhaust has a minor leak of exhaust gases slight blow from centre joints (6.1.2 (a))

Exhaust noisy (8.1.1 (a))

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

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

Fail 1 Feb 2024 107,333 miles

Offside Front Lower Suspension arm ball joint excessively worn forward arm (5.3.4 (a) (i))

Brake pipe corroded, covered in grease or other material both rear brake pipes greased (1.1.11 (c))

Exhaust has a minor leak of exhaust gases slight blow from centre joints (6.1.2 (a))

Exhaust noisy (8.1.1 (a))

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

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

Fail 27 Jan 2024 107,304 miles

Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition exhaust noisy (8.1.1 (a))

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

Offside Front Position lamp not working (4.2.1 (a) (ii))

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

Central Exhaust has a minor leak of exhaust gases center pipes blowing from joints (6.1.2 (a))

Offside Rear Tyre worn close to legal limit/worn on edge Tyre worn to 2 .mm inner (5.2.3 (e))

Pass 1 Feb 2023 101,721 miles
Fail 1 Feb 2023 101,720 miles

Nearside Front Suspension arm ball joint excessively worn bottom rear arm (5.3.4 (a) (i))

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

Pass 28 Jan 2022 95,806 miles

Brake hose slightly deteriorated both front flexible brake hoses slightly perishing (1.1.12 (b) (ii))

Brake pad(s) wearing thin both front brake pads low (1.1.13 (a) (ii))

Coil spring corroded both rear coil springs corroding (5.3.1 (b) (i))

Nearside Rear Service brake binding but not excessively (1.2.1 (f))

Offside Front Inner Play in steering rack inner joint(s) wheel to steering rack play ()

Oil leak, but not excessive oil leaks at engine bay under tray fitted unable to fully inspect leaks (8.4.1 (a) (i))

Fail 26 Jan 2022 95,806 miles

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

Brake hose slightly deteriorated both front flexible brake hoses slightly perishing (1.1.12 (b) (ii))

Brake pad(s) wearing thin both front brake pads low (1.1.13 (a) (ii))

Coil spring corroded both rear coil springs corroding (5.3.1 (b) (i))

Nearside Rear Service brake binding but not excessively (1.2.1 (f))

Offside Front Inner Play in steering rack inner joint(s) wheel to steering rack play ()

Oil leak, but not excessive oil leaks at engine bay under tray fitted unable to fully inspect leaks (8.4.1 (a) (i))

Pass 25 Jan 2021 90,515 miles

Brake hose slightly deteriorated both rear flexible brake hoses slightly perishing (1.1.12 (b) (ii))

Nearside Rear Service brake binding but not excessively (1.2.1 (f))

Service brake fluctuating, but not excessively both front (1.2.1 (e))

Fail 22 Jan 2021 90,515 miles

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

Offside Front Headlamp aim not tested (4.1.2 (b))

Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii))

Brake hose slightly deteriorated both rear flexible brake hoses slightly perishing (1.1.12 (b) (ii))

Nearside Rear Service brake binding but not excessively (1.2.1 (f))

Service brake fluctuating, but not excessively both front (1.2.1 (e))

Pass 23 Oct 2019 86,295 miles

engine covers and under trays fitted obscuring some components

Fail 21 Oct 2019 86,295 miles

Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt rear arm (5.3.4 (b) (ii))

Offside Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i))

Nearside Rear Exhaust has a minor leak of exhaust gases (6.1.2 (a))

engine covers and under trays fitted obscuring some components

Pass 24 Oct 2018 80,930 miles

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

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

engine covers and under trays fitted

front tyres slight perishing in treads

slight blow nearside rear exhaust

Pass 18 Oct 2017 75,618 miles

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

under trays and engine covers fitted

Fail 18 Oct 2017 75,618 miles

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

Offside Front coil spring broken (2.4.C.1a)

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

under trays and engine covers fitted

Pass 14 Oct 2016 71,970 miles

Brake pipe slightly corroded both front to rear (3.6.B.2c)

headlamps slight discolouring

under trays and engine covers fitted

Pass 5 Oct 2015 67,544 miles

under trays and engine covers fitted

Pass 15 Oct 2014 60,652 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Fail 15 Oct 2014 60,652 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

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

Pass 31 Oct 2013 53,593 miles
Pass 7 Oct 2013 53,504 miles

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

exhuast rear brackets corroding

Pass 11 Jun 2013 52,647 miles
Fail 1 Jun 2012 50,436 miles

Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt (2.4.G.2)

Rear Upper passenger door does not latch securely closed (6.2.B.1a)

Pass 1 Jun 2012 50,436 miles
Pass 9 Jun 2011 48,029 miles
Pass 26 May 2010 43,625 miles
Pass 18 Sep 2009 40,137 miles

Exhaust has a minor leak of exhaust gases (7.1.2)

Fail 17 Sep 2009 40,137 miles

Nearside Front coil spring incomplete (2.4.C.1a)

Exhaust has a minor leak of exhaust gases (7.1.2)

Pass 11 Sep 2008 32,755 miles
Pass 4 Sep 2007 24,917 miles
Fail 3 Sep 2007 24,917 miles

Offside Front Braking system leaking (3.6.A.1) DANGEROUS

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 TFX is a 2004 Mercedes-benz Slk in Silver with a 3,498cc petrol engine. This vehicle has been through 34 MOT tests with a personal pass rate of 61.8%.

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 TFX, 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 TFX?

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

What year was BN54 TFX registered?

BN54 TFX is a 2004 Mercedes-benz Slk, first registered on 22 September 2004.

Is BN54 TFX safe to buy?

The MOT history for BN54 TFX shows 34 tests with a 61.8% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does BN54 TFX 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 TFX. 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.