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CN03 FNK

2003 Mercedes-benz Sl

Black Petrol 5439cc
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MOT Status

Valid
Expires27 Nov 2026
Tests25 (18 pass, 7 fail)
Pass rate72%

Mileage

158,364 mi
Last recorded158,364 miles
Recorded on28 Nov 2025
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

RegistrationCN03 FNK
MakeMercedes-benz
ModelSl
Year2003
ColourBlack
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 7 fail
Pass 28 Nov 2025 158,364 miles

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

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

Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Fail 18 Nov 2025 158,322 miles

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

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

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

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

Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Pass 1 Aug 2024 153,778 miles

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

Oil leak, but not excessive (8.4.1 (a) (i))

Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Pass 12 Aug 2023 147,812 miles
Pass 21 Jul 2022 138,752 miles

Front Brake pipe corroded, covered in grease or other material leading to flexible hoses (1.1.11 (c))

Offside Front Lower Suspension component ball joint has slight play joint in hub (5.3.4 (a) (i))

Offside Front Upper Suspension arm ball joint has slight play (5.3.4 (a) (i))

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

Fail 20 Jul 2022 138,751 miles

Nearside Front Tyre has a bulge, caused by separation or partial failure of its structure inner wall (5.2.3 (d) (ii)) DANGEROUS

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

Front Brake pipe corroded, covered in grease or other material leading to flexible hoses (1.1.11 (c))

Offside Front Lower Suspension component ball joint has slight play joint in hub (5.3.4 (a) (i))

Offside Front Upper Suspension arm ball joint has slight play (5.3.4 (a) (i))

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

Pass 3 Aug 2021 131,423 miles

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

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

Pass 14 Aug 2020 120,374 miles
Fail 13 Aug 2020 120,370 miles

Nearside Rear Tyre has ply or cords exposed (5.2.3 (d) (ii)) DANGEROUS

Pass 8 Aug 2019 110,645 miles

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

Pass 11 Aug 2018 103,975 miles

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

Fail 9 Aug 2018 103,968 miles

Offside Rear Tyre has a bulge, caused by separation or partial failure of its structure (5.2.3 (d) (i))

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

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

Pass 16 Aug 2017 98,758 miles

Offside Rear Tyre worn close to the legal limit 2.93mm (4.1.E.1)

Pass 17 Aug 2016 91,826 miles
Pass 25 Jun 2015 83,100 miles

offside front wheel is slightly out of shape

Fail 19 Jun 2015 83,078 miles

Nearside Front Fluid suspension leaking (2.4.D.2)

Nearside Front Tyre has a bulge, caused by separation or partial failure of its structure (4.1.D.1b)

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

Pass 20 Jun 2014 75,863 miles
Fail 18 Jun 2014 75,863 miles

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

Offside Obligatory mirror seriously deteriorated, affecting the rear view (8.1.2a)

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

Pass 20 Jun 2013 69,327 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)

Fail 14 Jun 2013 69,221 miles

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

Nearside Front Shock absorber has an excessively worn bush (2.7.4)

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

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

Offside Front Shock absorber has a slightly worn bush (2.7.4)

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

Pass 30 Apr 2012 63,865 miles
Pass 4 May 2011 56,395 miles
Pass 20 May 2009 40,241 miles
Pass 17 Apr 2008 34,359 miles
Pass 24 Apr 2006 15,115 miles

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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CN03 FNK is a 2003 Mercedes-benz Sl in Black with a 5,439cc petrol engine. This vehicle has been through 25 MOT tests with a personal pass rate of 72%.

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 CN03 FNK, 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 CN03 FNK?

You can check the full history of CN03 FNK by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was CN03 FNK registered?

CN03 FNK is a 2003 Mercedes-benz Sl, first registered on 1 April 2003.

Is CN03 FNK safe to buy?

The MOT history for CN03 FNK shows 25 tests with a 72% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does CN03 FNK 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 CN03 FNK. 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.