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T123 JJM

1999 Mercedes-benz Sl

Green Petrol 3199cc
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MOT Status

Valid
Expires24 Oct 2027
Tests23 (20 pass, 3 fail)
Pass rate87%

Mileage

109,630 mi
Last recorded109,630 miles
Recorded on15 Oct 2026
Typical for 1999 Mercedes-benz Sl67,886 mi

Significantly above average — investigate

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

RegistrationT123 JJM
MakeMercedes-benz
ModelSl
Year1999
ColourGreen
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 3 fail
Pass 15 Oct 2026 109,630 miles

Exhaust mid box outer skin deteriorated

Nearside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Offside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Rear Brake hose slightly deteriorated Both (1.1.12 (b) (ii))

Pass 8 Oct 2025 104,624 miles
Fail 8 Oct 2025 104,624 miles

Offside Side repeater not working (4.4.1 (a) (ii))

Pass 25 Oct 2024 101,787 miles

Exhaust middle box corroded

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

Fail 25 Oct 2024 101,787 miles

Exhaust middle box corroded

Offside Side repeater not working (4.4.1 (a) (ii))

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

Pass 24 Oct 2023 98,075 miles

Central Front Oil leak, but not excessive from engine and gearbox (8.4.1 (a) (i))

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

Pass 26 Sep 2022 94,647 miles
Pass 14 Oct 2021 91,743 miles

Offside Side repeater slightly discoloured (4.4.3 (a))

Pass 5 Oct 2020 88,302 miles

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

Oil leak noted

Pass 7 Oct 2019 85,175 miles

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

Oil leak noted

Pass 19 Oct 2018 81,933 miles

Nearside rear brake slightly corroded

Oil leak noted

Pass 6 Oct 2017 78,455 miles
Pass 27 Feb 2016 69,755 miles
Pass 22 Apr 2014 65,230 miles
Pass 3 Jul 2013 64,227 miles
Pass 15 Jun 2012 62,684 miles

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

Offside Front Front wheel bearing has slight play (2.5.A.3c)

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

Pass 30 Jun 2011 60,829 miles
Fail 30 Jun 2011 60,829 miles

Headlamp aim too far to the left (1.8)

Pass 10 Jun 2010 59,425 miles
Pass 10 Jun 2009 58,180 miles
Pass 13 Mar 2008 50,975 miles
Pass 23 Nov 2006 43,520 miles

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

Pass 13 Jun 2006 40,840 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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T123 JJM is a 1999 Mercedes-benz Sl in Green with a 3,199cc petrol engine. This vehicle has been through 23 MOT tests with a personal pass rate of 87%.

Across all 1999 Mercedes-benz Sl models, the average MOT pass rate is 83.3% with a typical mileage of 67,886 miles. This particular vehicle has performed better than the average for its year.

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 T123 JJM, 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 27 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 T123 JJM?

You can check the full history of T123 JJM by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was T123 JJM registered?

T123 JJM is a 1999 Mercedes-benz Sl, first registered on 5 July 1999.

Is T123 JJM safe to buy?

The MOT history for T123 JJM shows 23 tests with a 87% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does T123 JJM 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 T123 JJM. 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.