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P121 SAL

2003 Mercedes-benz Sl

Silver Petrol 3724cc
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MOT Status

Valid
Expires29 May 2027
Tests27 (21 pass, 6 fail)
Pass rate77.8%

Mileage

120,152 mi
Last recorded120,152 miles
Recorded on13 May 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

RegistrationP121 SAL
MakeMercedes-benz
ModelSl
Year2003
ColourSilver
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

21 pass 6 fail
Pass 13 May 2026 120,152 miles
Pass 30 May 2025 118,473 miles
Pass 22 May 2024 116,710 miles
Pass 9 May 2023 114,694 miles
Pass 5 May 2022 112,427 miles
Pass 13 Apr 2021 110,339 miles
Pass 6 Jul 2019 107,215 miles

Offside Rear hand brake not operating as well as nearside

Fail 1 Jul 2019 107,193 miles

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

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

Offside Rear hand brake not operating as well as nearside

Pass 4 Jul 2018 102,771 miles
Pass 7 Jun 2017 95,395 miles

Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Fail 7 Jun 2017 95,395 miles

Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Nearside Headlamp not working on dipped beam (1.7.5a)

Offside Headlamp not working on dipped beam (1.7.5a)

Offside Headlamp not working on main beam (1.7.5a)

Pass 21 Dec 2016 93,368 miles

BOTH REAR TYRES WORN LOW ON TREAD ON EDGES OF TYRES

Offside Front Shock absorber has a light misting of oil (2.7.3)

Pass 7 Jan 2016 88,105 miles

FRONT BRAKE DISCS ARE UNDERCUT

Front Brake pad(s) wearing thin (3.5.1g)

Rear Brake pad(s) wearing thin (3.5.1g)

Pass 9 Jan 2015 84,042 miles

All brake pads are worn low. (Front inner pads look very close to limit).

Fail 7 Jan 2015 84,042 miles

Parking brake is not capable of being maintained in operation by direct mechanical action only (3.1.2)

All brake pads are worn low. (Front inner pads look very close to limit).

Pass 8 Jan 2014 79,824 miles
Pass 13 Feb 2013 73,123 miles
Fail 16 Jan 2013 73,050 miles

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

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

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

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

Nearside rear parking brake recording little or no effort (3.7.B.6a)

Parking brake: efficiency below requirements (3.7.B.7)

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

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

Pass 4 Jan 2012 67,246 miles
Pass 4 Jan 2011 61,383 miles
Pass 22 Jan 2010 51,412 miles

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

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

Pass 23 Jan 2009 43,329 miles
Fail 17 Jan 2009 43,305 miles

Nearside Headlamp not working on dipped beam (1.7.5a)

Parking brake is not capable of being maintained in operation by direct mechanical action only (3.1.2) DANGEROUS

Front tyres worn close to limit on outer edges.

Pass 10 Jan 2008 26,428 miles
Fail 10 Jan 2008 26,428 miles

Nearside Headlamp not working on dipped beam (1.7.5a)

Pass 20 Jan 2007 15,331 miles
Pass 17 Oct 2006 15,182 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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P121 SAL is a 2003 Mercedes-benz Sl in Silver with a 3,724cc petrol engine. This vehicle has been through 27 MOT tests with a personal pass rate of 77.8%.

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 P121 SAL, 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 P121 SAL?

You can check the full history of P121 SAL by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was P121 SAL registered?

P121 SAL is a 2003 Mercedes-benz Sl, first registered on 16 April 2003.

Is P121 SAL safe to buy?

The MOT history for P121 SAL shows 27 tests with a 77.8% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does P121 SAL 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 P121 SAL. 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.