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C411 UPK

1985 Mercedes-benz Sl

Black Petrol 3839cc
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MOT Status

Expired
Expires25 Aug 2026
Tests26 (18 pass, 8 fail)
Pass rate69.2%

Mileage

78,972 mi
Last recorded78,972 miles
Recorded on26 Aug 2025
Typical for 1985 Mercedes-benz Sl92,344 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

RegistrationC411 UPK
MakeMercedes-benz
ModelSl
Year1985
ColourBlack
Fuel typePetrol
Engine3,839cc
View full Mercedes-benz Sl reliability data Browse other 1985 Mercedes-benz Sl registrations

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 8 fail
Pass 26 Aug 2025 78,972 miles
Fail 12 Aug 2025 78,970 miles

Nearside Front Service brake excessively binding (1.2.1 (f))

Nearside Rear Service brake excessively binding (1.2.1 (f))

Offside Rear Service brake binding but not excessively (1.2.1 (f))

Pass 5 Aug 2024 78,888 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

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

Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

Headlamp switch does not immediately illuminate all main beam headlamps (4.1.3 (a))

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

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

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

Fail 12 Jul 2024 78,881 miles

Nearside Rear Service brake excessively binding (1.2.1 (f))

Nearside Rear Service brake excessively fluctuating (1.2.1 (e))

Offside Rear Service brake excessively fluctuating (1.2.1 (e))

Offside Front Brake hose leaking on a hydraulic braking system (1.1.12 (c) (ii)) DANGEROUS

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

Headlamp switch does not immediately illuminate all main beam headlamps (4.1.3 (a))

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

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

Offside Rear Service brake binding but not excessively (1.2.1 (f))

Pass 7 Jun 2023 78,811 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

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

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Nearside Rear Service brake binding but not excessively (1.2.1 (f))

Nearside Rear Service brake fluctuating, but not excessively (1.2.1 (e))

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

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

Offside Rear Service brake binding but not excessively (1.2.1 (f))

Offside Rear Service brake fluctuating, but not excessively (1.2.1 (e))

Fail 7 Jun 2023 78,811 miles

Nearside Headlamp not working on main beam (4.1.1 (a) (ii))

Offside Headlamp not working on dipped beam (4.1.1 (a) (ii))

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

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

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Nearside Rear Service brake binding but not excessively (1.2.1 (f))

Nearside Rear Service brake fluctuating, but not excessively (1.2.1 (e))

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

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

Offside Rear Service brake binding but not excessively (1.2.1 (f))

Offside Rear Service brake fluctuating, but not excessively (1.2.1 (e))

Pass 6 May 2022 78,374 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

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

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Front Tyre worn close to legal limit/worn on edge 205/65/R15 AVON (5.2.3 (e))

Nearside Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Nearside Rear Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

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

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Front Tyre worn close to legal limit/worn on edge 205/65/R15 AVON (5.2.3 (e))

Offside Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

Offside Rear Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Pass 4 Mar 2021 78,061 miles

Exhaust has a minor leak of exhaust gases Rear silencer (6.1.2 (a))

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

Nearside Front Inner wheel arch corroded

Nearside Front Outer sill corroded

Nearside Front Outer sill corroded

Nearside Front Tyre worn close to legal limit/worn on edge 205/65/R15 AVON (5.2.3 (e))

Nearside Rear Service brake binding but not excessively (1.2.1 (f))

Nearside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

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

Offside Front Inner wheel arch corroded

Offside Front Tyre worn close to legal limit/worn on edge 205/65/R15 AVON (5.2.3 (e))

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

Offside Rear Service brake binding but not excessively (1.2.1 (f))

Offside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Rear Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

Fail 23 Feb 2021 78,058 miles

Fuel pipe leaking (6.1.3 (b) (i))

Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i))

Exhaust has a minor leak of exhaust gases Rear silencer (6.1.2 (a))

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

Nearside Front Inner wheel arch corroded

Nearside Front Outer sill corroded

Nearside Front Outer sill corroded

Nearside Front Tyre worn close to legal limit/worn on edge 205/65/R15 AVON (5.2.3 (e))

Nearside Rear Service brake binding but not excessively (1.2.1 (f))

Nearside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

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

Offside Front Inner wheel arch corroded

Offside Front Tyre worn close to legal limit/worn on edge 205/65/R15 AVON (5.2.3 (e))

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

Offside Rear Service brake binding but not excessively (1.2.1 (f))

Offside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Rear Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (1.2.1 (b) (i))

Pass 4 Jun 2019 77,383 miles

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Nearside Front Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Nearside Outer sill corroded

Nearside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Nearside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Offside Front Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Offside Outer sill corroded

Offside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

Offside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Fail 27 Apr 2019 77,383 miles

Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Nearside Front Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Nearside Outer sill

Nearside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Nearside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Offside Front Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Offside Outer sill

Offside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

Offside Rear Tyre slightly damaged/cracking or perishing 205/65/R15 AVON (5.2.3 (d) (ii))

Pass 25 Apr 2018 77,267 miles

Nearside Front Brake pipe slightly corroded (3.6.B.2c)

Nearside Front Tyre Sidewall deteriorated

Nearside Rear Tyre sidewall deteriorated

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

Offside Front Tyre sidewall deteriorated

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

Offside Rear Tyre sidewall deteriorated

Fail 23 Apr 2018 77,267 miles

Nearside Front Direction indicator not working (1.4.A.2c)

Nearside rear brake binding (3.7.B.1)

Rear Brake pad(s) less than 1.5 mm thick (3.5.1g)

Nearside Front Brake pipe slightly corroded (3.6.B.2c)

Nearside Front Tyre Sidewall deteriorated

Nearside Rear Tyre sidewall deteriorated

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

Offside Front Tyre sidewall deteriorated

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

Offside Rear Tyre sidewall deteriorated

Pass 20 Jan 2017 76,715 miles

both nearside front and offside front outer sills showing signs of corrosion,not in any prescribed area

Pass 14 Dec 2015 76,389 miles

Front registration plate deteriorated but not likely to be misread (6.3.1d)

Nearside Front Brake pipe slightly corroded (3.6.B.2c)

slight binding on nearside rear wheel

Pass 25 Oct 2014 75,843 miles

Nearside Front Lower Body has slight corrosion (6.1.B.2)

Offside Front Lower Body has slight corrosion (6.1.B.2)

Rear Anti-roll bar corroded but not seriously weakened (2.4.G.1)

Steering system has slight free play detected at steering wheel (2.2.A.1b)

Pass 13 Sep 2013 75,417 miles
Pass 30 Aug 2012 74,379 miles
Fail 24 Aug 2012 74,378 miles

Brakes imbalanced across an axle (3.7.B.5b)

Nearside front brake binding (3.7.B.1)

Offside Headlamp aim too high (1.8)

Windscreen has damage to the swept area in excess of a 40mm circle outside zone 'A' (8.3.1d)

Pass 15 Jun 2011 73,737 miles

slight movement in steering balljoints

Fail 14 Jun 2011 73,737 miles

Horn sounds harsh or grating (1.6.2e)

Offside Front Sub-frame rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Offside Rear fog lamp not working (1.3.2b)

Rear fog lamp switch faulty (1.3.1a)

Nearside Front Sub-frame rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

slight movement in steering balljoints

Pass 5 Jun 2010 73,200 miles

Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

Front subframe rear bushes have freeplay, starting to split

Idler bush has slight freeplay, rubbers are starting to split

Oil leak from engine left hand bank,(possible Cam cover gasket)

Rear Service brake: service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Rear brake pads are low

both front splash panel in the wheelarch are loose and corroded

steering damper weak

Pass 1 Jun 2009 71,890 miles
Pass 29 May 2008 70,827 miles
Pass 19 Apr 2007 69,749 miles

exhaust system corroded

front brake discs worn

front brake pads getting low

slight corrosion around front jacking points

slight play in steering joints

Pass 24 Feb 2006 66,131 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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C411 UPK is a 1985 Mercedes-benz Sl in Black with a 3,839cc petrol engine. This vehicle has been through 26 MOT tests with a personal pass rate of 69.2%.

Across all 1985 Mercedes-benz Sl models, the average MOT pass rate is 77.5% with a typical mileage of 92,344 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 C411 UPK, 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 41 years old, this Mercedes-benz Sl is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of C411 UPK?

You can check the full history of C411 UPK by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was C411 UPK registered?

C411 UPK is a 1985 Mercedes-benz Sl, first registered on 31 December 1985.

Is C411 UPK safe to buy?

The MOT history for C411 UPK shows 26 tests with a 69.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does C411 UPK 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 C411 UPK. 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.