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K999 YDN

2003 Mercedes-benz Sl

Purple Petrol 5439cc
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MOT Status

Valid
Expires12 Jan 2027
Tests23 (18 pass, 5 fail)
Pass rate78.3%

Mileage

163,745 mi
Last recorded163,745 miles
Recorded on13 Jan 2026
Typical for 2003 Mercedes-benz Sl53,586 mi

Significantly above average — investigate

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

RegistrationK999 YDN
MakeMercedes-benz
ModelSl
Year2003
ColourPurple
Fuel typePetrol
Engine5,439cc

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 5 fail
Pass 13 Jan 2026 163,745 miles
Pass 30 Sep 2024 157,600 miles
Pass 2 Aug 2023 155,726 miles
Pass 28 Jul 2022 149,592 miles
Pass 30 Apr 2021 144,987 miles

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

Fail 28 Apr 2021 144,987 miles

Nearside Rear Outer Stop lamp(s) not working (4.3.1 (a) (ii))

Parking brake efficiency below requirements (1.4.2 (a) (i))

Front Brakes imbalanced across an axle by more than 50% Axle 1 (1.2.1 (b) (ii)) DANGEROUS

Offside Front Brake pipe leaking on a hydraulic braking system brake caliper pipe (1.1.11 (b) (ii)) DANGEROUS

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

Pass 4 Mar 2020 136,569 miles
Pass 7 Mar 2019 134,905 miles

Nearside Track rod end ball joint has slight play (2.1.3 (b) (i))

Rear High level brake light loose

Pass 3 Aug 2017 129,708 miles

Nearside Front head light washer weak, one jet missing and sticks out after actuation.

battery light on

body has slight corrosion.

centre right cat outer casing cracked but not leaking gases.

crack on front bumper, no sharp edges

offside exhaust back bob bracket broken but exhaust still secure.

oil leak oil on under panelling

wheel arches corroded

Fail 2 Aug 2017 129,491 miles

Nearside Front Seat belt retracting mechanism defective (5.2.5b)

Offside Front Seat belt retracting mechanism defective (5.2.5b)

Body has slight corrosion (6.1.B.2)

Central Right Cat casing cracked, although no leak of gases found

Crack on front bumper, no sharp edges

Nearside Front Headlight washer weak, one jet missing, and sticks out after actuation

OS backbox bracket corroded and loose, although exhaust system is secure

Oil leak Oil on under panelling ()

Wheel arches corroded

Fail 22 Jul 2017 129,491 miles

Front Brakes imbalanced across an axle (3.7.B.5b)

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

Nearside Front Seat belt retracting mechanism defective (5.2.5b)

Offside Front Seat belt retracting mechanism defective (5.2.5b)

rear parking (secondary) brakes imbalanced Left rear insufficient movement on actuation (3.7.B.6b)

Battery warning light on in RED

Body has slight corrosion (6.1.B.2)

Central Right Cat casing cracked, although no leak of gases found

Crack on front bumper, no sharp edges

Nearside Front Headlight washer weak, one jet missing, and sticks out after actuation

OS backbox bracket corroded and loose, although exhaust system is secure

Oil leak Oil on under panelling ()

Wheel arches corroded

Pass 10 Jun 2016 122,529 miles

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

Pass 21 Jun 2015 108,354 miles
Pass 10 Jun 2014 92,940 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Fail 21 May 2014 92,938 miles

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

Offside Rear Shock absorber has a serious fluid leak (2.7.3)

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Pass 14 Feb 2013 79,608 miles

Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

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

Pass 27 Jul 2011 63,590 miles

Offside Front suspension has slight play in a lower suspension ball joint (2.5.B.1a)

Offside Track rod end ball joint has slight play (2.2.B.1f)

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

Pass 2 Jul 2010 57,958 miles
Pass 31 Jul 2009 54,716 miles
Fail 29 Jul 2009 54,674 miles

Offside Front Obligatory mirror seriously damaged, affecting the rear view (8.1.2a) DANGEROUS

Pass 4 Jul 2008 48,512 miles
Pass 6 Jul 2007 39,356 miles

advise front brake pads low/brake discs worn †advise rear exhaust boxes/hangers cracking †advise o/s side repeator damaged †advise n/s/f tyre worn

Pass 29 Jun 2006 27,738 miles

Front Lower Front suspension has slight play in a lower suspension ball joint (2.5.B.1a)

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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K999 YDN is a 2003 Mercedes-benz Sl in Purple with a 5,439cc petrol engine. This vehicle has been through 23 MOT tests with a personal pass rate of 78.3%.

Across all 2003 Mercedes-benz Sl models, the average MOT pass rate is 83.5% with a typical mileage of 53,586 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 K999 YDN, 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 23 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 K999 YDN?

You can check the full history of K999 YDN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was K999 YDN registered?

K999 YDN is a 2003 Mercedes-benz Sl, first registered on 1 July 2003.

Is K999 YDN safe to buy?

The MOT history for K999 YDN shows 23 tests with a 78.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does K999 YDN 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 K999 YDN. 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.