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X421 CNO

2001 Mercedes-benz Sl

Silver Petrol 3199cc
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MOT Status

Valid
Expires20 Jun 2027
Tests24 (20 pass, 4 fail)
Pass rate83.3%

Mileage

111,691 mi
Last recorded111,691 miles
Recorded on17 Jun 2026
Typical for 2001 Mercedes-benz Sl56,681 mi

Significantly above average — investigate

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

RegistrationX421 CNO
MakeMercedes-benz
ModelSl
Year2001
ColourSilver
Fuel typePetrol
Engine3,199cc

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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

20 pass 4 fail
Pass 17 Jun 2026 111,691 miles
Pass 9 Jun 2025 111,153 miles
Pass 29 May 2024 110,534 miles

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

Pass 21 Jun 2023 110,125 miles

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

Pass 4 Feb 2022 109,902 miles

Offside Front Shock absorbers has light misting of oil (5.3.2 (b))

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

Fail 28 Jan 2022 109,898 miles

Nearside Rear Lower Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced Marked in yellow (6.1.1 (c) (i))

Offside Front Shock absorbers has light misting of oil (5.3.2 (b))

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

Pass 14 Nov 2020 109,091 miles
Pass 12 Jun 2019 106,968 miles
Pass 20 Jun 2018 103,257 miles

Offside Front Shock absorbers light misting of oil or has limited damping effect (5.3.2 (b))

Fail 20 Jun 2018 103,257 miles

Offside Front Shock absorbers light misting of oil or has limited damping effect (5.3.2 (b))

Offside Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))

Pass 2 Jun 2017 97,004 miles

Slight corrosion to brake pipes - have been cleaned and greased.

Fail 1 Jun 2017 97,004 miles

Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings boot floor (6.1.B.2)

Slight corrosion to brake pipes - have been cleaned and greased.

Pass 21 Jun 2016 94,216 miles

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

Nearside Rear boot floor corroded and holed

Nearside Rear tyre punctured

Pass 8 Jul 2015 91,505 miles
Pass 10 Jul 2014 88,316 miles
Pass 26 Jul 2013 85,777 miles
Fail 6 Aug 2012 82,554 miles

Nearside Stop lamp not working (1.2.1b)

Pass 6 Aug 2012 82,554 miles
Pass 22 Mar 2011 82,470 miles

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

Pass 19 Mar 2010 79,047 miles
Pass 13 Feb 2009 70,326 miles
Pass 21 Apr 2008 51,622 miles
Pass 19 Mar 2007 29,718 miles
Pass 6 Jan 2006 27,919 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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X421 CNO is a 2001 Mercedes-benz Sl in Silver with a 3,199cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 83.3%.

Across all 2001 Mercedes-benz Sl models, the average MOT pass rate is 84.5% with a typical mileage of 56,681 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 X421 CNO, 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 25 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 X421 CNO?

You can check the full history of X421 CNO by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was X421 CNO registered?

X421 CNO is a 2001 Mercedes-benz Sl, first registered on 18 January 2001.

Is X421 CNO safe to buy?

The MOT history for X421 CNO shows 24 tests with a 83.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does X421 CNO 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 X421 CNO. 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.