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KU04 KGN

2004 Mercedes-benz Sl

Black Petrol 3724cc
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MOT Status

Valid
Expires29 Apr 2027
Tests24 (18 pass, 6 fail)
Pass rate75%

Mileage

94,231 mi
Last recorded94,231 miles
Recorded on22 Apr 2026
Typical for 2004 Mercedes-benz Sl53,336 mi

Significantly above average — investigate

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

RegistrationKU04 KGN
MakeMercedes-benz
ModelSl
Year2004
ColourBlack
Fuel typePetrol
Engine3,724cc

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 6 fail
Pass 22 Apr 2026 94,231 miles
Pass 30 Apr 2025 91,006 miles

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

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside rack inner joint has slight play

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

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Obligatory mirror slightly damaged glass darkening (3.3 (b) (i))

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

Windscreen wiper blade defective wipers smearing (3.4 (b) (i))

Fail 25 Apr 2025 91,006 miles

Nearside Front Lower Suspension arm pin or bush excessively worn inner bush (5.3.4 (a) (i))

Offside Front Lower Suspension arm pin or bush excessively worn inner bush (5.3.4 (a) (i))

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

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside rack inner joint has slight play

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

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Obligatory mirror slightly damaged glass darkening (3.3 (b) (i))

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

Windscreen wiper blade defective wipers smearing (3.4 (b) (i))

Pass 25 Apr 2024 89,331 miles

Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

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

Nearside rack inner joint has slight play

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

Fail 18 Apr 2024 89,329 miles

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

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

Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

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

Nearside Front Tyre obviously under inflated (5.2.3 (l))

Nearside Front Valve stem slightly damaged dust cap seized on (5.2.3 (j))

Nearside Rear Tyre obviously under inflated (5.2.3 (l))

Nearside rack inner joint has slight play

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

Offside Front Tyre obviously under inflated (5.2.3 (l))

Offside Rear Tyre obviously under inflated (5.2.3 (l))

Offside parking brake has a reduced effort and requirements just met.

Pass 6 Sep 2022 84,809 miles

Nearside Front Play in steering rack inner joint(s) ()

undertrays fitted covering some components

Pass 22 Sep 2021 81,639 miles

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

Pass 28 Nov 2020 80,213 miles
Fail 13 Oct 2020 80,000 miles

Nearside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords cords (5.2.3 (d) (i))

Rear Brakes imbalanced across an axle by more than 50% Axle 2 (1.2.1 (b) (ii)) DANGEROUS

undertray & Engine cover fitted

Pass 21 May 2019 78,094 miles

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

Fail 21 May 2019 78,094 miles

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

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

Pass 19 May 2018 73,351 miles

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

undertray fitted

Pass 19 Apr 2017 71,785 miles

Engine cover fitted

Fail 19 Apr 2017 71,785 miles

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

Engine cover fitted

Pass 3 Jul 2015 69,385 miles
Pass 23 Jun 2014 67,319 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Pass 28 Jun 2013 62,685 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Pass 21 Jun 2012 56,180 miles
Pass 24 Jun 2011 49,341 miles
Pass 24 Jun 2010 42,585 miles
Pass 4 Jul 2009 34,725 miles
Pass 7 Jul 2008 29,143 miles
Pass 14 May 2007 14,560 miles
Fail 14 May 2007 14,560 miles

Exhaust emissions Lambda reading after 2nd fast idle outside specified limits (7.3.D.3)

How Reliable is the Mercedes-benz Sl?

Based on 528,820 MOT tests across 35,553 vehicles.

83.4%
Pass Rate
2,023
Miles/Year
43
Year Lifespan
35,553
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 8,801
Tyre has ply or cords exposed 3,812
Brake pipe excessively corroded 3,463
Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 3,077
Windscreen wiper does not clear the windscreen effectively 2,767
Full Mercedes-benz Sl reliability report

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KU04 KGN is a 2004 Mercedes-benz Sl in Black with a 3,724cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 75%.

Across all 2004 Mercedes-benz Sl models, the average MOT pass rate is 84.8% with a typical mileage of 53,336 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 Sl fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 8,801 recorded failures. If you're considering buying KU04 KGN, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Sl typically stays on UK roads for around 43 years. At 22 years old, this Mercedes-benz Sl is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of KU04 KGN?

You can check the full history of KU04 KGN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KU04 KGN registered?

KU04 KGN is a 2004 Mercedes-benz Sl, first registered on 19 March 2004.

Is KU04 KGN safe to buy?

The MOT history for KU04 KGN 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 KU04 KGN 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 KU04 KGN. 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.