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B146 PLT

1985 Mercedes-benz S-class

Black Petrol 2746cc
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MOT Status

Valid
Expires2 Nov 2026
Tests21 (18 pass, 3 fail)
Pass rate85.7%

Mileage

69,034 mi
Last recorded69,034 miles
Recorded on3 Nov 2025
Typical for 1985 Mercedes-benz S-class114,678 mi

Below or average mileage for this year

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

RegistrationB146 PLT
MakeMercedes-benz
ModelS-class
Year1985
ColourBlack
Fuel typePetrol
Engine2,746cc

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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

18 pass 3 fail
Pass 3 Nov 2025 69,034 miles

Front Suspension arm corroded but not seriously weakened Both Sides (5.3.3 (b) (i))

Front Tyre slightly damaged/cracking or perishing Both Sides (5.2.3 (d) (ii))

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

Rear Tyre slightly damaged/cracking or perishing Both Sides (5.2.3 (d) (ii))

Fail 28 Oct 2025 69,034 miles

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

Offside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a))

Front Suspension arm corroded but not seriously weakened Both Sides (5.3.3 (b) (i))

Front Tyre slightly damaged/cracking or perishing Both Sides (5.2.3 (d) (ii))

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

Rear Tyre slightly damaged/cracking or perishing Both Sides (5.2.3 (d) (ii))

Pass 22 Jul 2024 68,737 miles
Fail 22 Jul 2024 68,737 miles

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

Pass 8 Jul 2023 68,615 miles
Fail 5 Jul 2023 68,605 miles

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

Pass 27 Jun 2022 68,521 miles
Pass 14 May 2019 68,473 miles
Pass 25 May 2018 68,424 miles

Nearside Front Inner Suspension rod pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Brake hose slightly damaged (1.1.12 (b) (i))

Offside Front Inner Suspension rod pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Pass 17 May 2017 68,370 miles
Pass 13 May 2016 68,298 miles
Pass 11 May 2015 68,193 miles
Pass 14 May 2014 47,958 miles
Pass 8 May 2013 67,732 miles
Pass 15 May 2012 67,492 miles
Pass 13 May 2011 67,309 miles
Pass 10 May 2010 67,118 miles
Pass 6 May 2009 66,995 miles
Pass 1 May 2008 66,695 miles
Pass 11 May 2007 66,349 miles
Pass 13 May 2006 65,925 miles

How Reliable is the Mercedes-benz S-class?

Based on 692,220 MOT tests across 62,130 vehicles.

80.6%
Pass Rate
6,086
Miles/Year
39
Year Lifespan
62,130
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 25,613
Brake pipe excessively corroded 8,895
Parking brake: efficiency below requirements 6,706
Suspension arm has excessive play in a ball joint 6,018
Windscreen wiper does not clear the windscreen effectively 5,811
Full Mercedes-benz S-class reliability report

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B146 PLT is a 1985 Mercedes-benz S-class in Black with a 2,746cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 85.7%.

Across all 1985 Mercedes-benz S-class models, the average MOT pass rate is 69.5% with a typical mileage of 114,678 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz S-class fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 25,613 recorded failures. If you're considering buying B146 PLT, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz S-class typically stays on UK roads for around 39 years. At 41 years old, this Mercedes-benz S-class is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of B146 PLT?

You can check the full history of B146 PLT by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was B146 PLT registered?

B146 PLT is a 1985 Mercedes-benz S-class, first registered on 24 June 1985.

Is B146 PLT safe to buy?

The MOT history for B146 PLT shows 21 tests with a 85.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does B146 PLT 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 B146 PLT. 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.