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T438 ONV

1999 Mercedes-benz Sl

Black Petrol 3199cc
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MOT Status

Expired
Expires5 Jul 2026
Tests17 (14 pass, 3 fail)
Pass rate82.4%

Mileage

69,089 mi
Last recorded69,089 miles
Recorded on23 Jun 2025
Typical for 1999 Mercedes-benz Sl67,886 mi

Below or average mileage for this year

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

RegistrationT438 ONV
MakeMercedes-benz
ModelSl
Year1999
ColourBlack
Fuel typePetrol
Engine3,199cc

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

14 pass 3 fail
Pass 23 Jun 2025 69,089 miles
Pass 13 Jun 2024 68,376 miles

under tray has a misting of oil

Rear exhaust corroded

Pass 6 Jul 2023 66,447 miles
Pass 5 Jul 2022 66,920 miles
Pass 2 Jun 2021 66,281 miles

Battery insecure but not likely to fall from carrier Retaining clamp loose/missing (4.13 (a) (i))

Brake pipe corroded, covered in grease or other material Offside and nearside rear pipes corroding in places (1.1.11 (c))

Exhaust centre box corroded

Front Anti-roll bar pin or bush worn but not resulting in excessive movement Offside and nearside outer/arm bushes worn (5.3.4 (a) (i))

Front Macpherson strut mounting damaged but not seriously weakened Offside and nearside upper mountings deteriorated/splitting (5.3.3 (b) (i))

Nearside Rear Suspension component mounting prescribed area is corroded but not considered excessive Inner sill/inner wheel arch. Inner wheel arch liners and outer sill covers fitted, making full assessment difficult. (5.3.6 (a) (i))

Obligatory mirror slightly loose Offside and nearside body, mountings loose (3.3 (b) (i))

Offside Rear Suspension component mounting prescribed area is corroded but not considered excessive Floor corroded in places. UNABLE TO DETECT FAILABLE HOLES WITH CORROSION ASSESSMENT TOOL AT TIME OF TEST. (5.3.6 (a) (i))

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

Rear Sub-frame corroded but not seriously weakened Corroding in places (5.3.3 (b) (i))

Fail 18 May 2021 66,274 miles

Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Nearside Side repeater incorrect colour (4.4.3 (a))

Offside Front Direction indicator incorrect colour (4.4.3 (a))

Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Offside Side repeater incorrect colour (4.4.3 (a))

Stop lamp(s) not working High level (4.3.1 (a) (ii))

Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Battery insecure but not likely to fall from carrier Retaining clamp loose/missing (4.13 (a) (i))

Brake pipe corroded, covered in grease or other material Offside and nearside rear pipes corroding in places (1.1.11 (c))

Exhaust centre box corroded

Front Anti-roll bar pin or bush worn but not resulting in excessive movement Offside and nearside outer/arm bushes worn (5.3.4 (a) (i))

Front Macpherson strut mounting damaged but not seriously weakened Offside and nearside upper mountings deteriorated/splitting (5.3.3 (b) (i))

Nearside Rear Suspension component mounting prescribed area is corroded but not considered excessive Inner sill/inner wheel arch. Inner wheel arch liners and outer sill covers fitted, making full assessment difficult. (5.3.6 (a) (i))

Obligatory mirror slightly loose Offside and nearside body, mountings loose (3.3 (b) (i))

Offside Rear Suspension component mounting prescribed area is corroded but not considered excessive Floor corroded in places. UNABLE TO DETECT FAILABLE HOLES WITH CORROSION ASSESSMENT TOOL AT TIME OF TEST. (5.3.6 (a) (i))

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

Rear Sub-frame corroded but not seriously weakened Corroding in places (5.3.3 (b) (i))

Pass 4 Jan 2020 65,779 miles

Nearside Front slight [play rack end balljoint

Offside Front slight play rack end ball joint

Pass 1 May 2018 65,099 miles
Fail 1 May 2018 65,099 miles

Nearside Headlamp aim too low (1.8)

Pass 17 Jun 2014 62,456 miles
Pass 3 Aug 2012 60,242 miles
Fail 3 Aug 2012 60,239 miles

Offside Rear Tyre has a tear, caused by separation or partial failure of its structure (4.1.D.1b) DANGEROUS

Pass 28 May 2011 58,017 miles
Pass 27 Apr 2010 56,530 miles

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

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Pass 23 Apr 2008 53,710 miles
Pass 12 Apr 2007 50,987 miles
Pass 29 Mar 2006 46,555 miles

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

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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T438 ONV is a 1999 Mercedes-benz Sl in Black with a 3,199cc petrol engine. This vehicle has been through 17 MOT tests with a personal pass rate of 82.4%.

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 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 T438 ONV, 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 T438 ONV?

You can check the full history of T438 ONV by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was T438 ONV registered?

T438 ONV is a 1999 Mercedes-benz Sl, first registered on 4 March 1999.

Is T438 ONV safe to buy?

The MOT history for T438 ONV shows 17 tests with a 82.4% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does T438 ONV 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 T438 ONV. 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.