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99 WNX

1989 Mercedes-benz S-class

Black Petrol 5547cc
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MOT Status

Expired
Expires16 Jul 2026
Tests17 (13 pass, 4 fail)
Pass rate76.5%

Mileage

98,096 mi
Last recorded98,096 miles
Recorded on17 Jul 2025
Typical for 1989 Mercedes-benz S-class127,629 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

Registration99 WNX
MakeMercedes-benz
ModelS-class
Year1989
ColourBlack
Fuel typePetrol
Engine5,547cc

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

13 pass 4 fail
Pass 17 Jul 2025 98,096 miles
Pass 9 May 2022 98,075 miles
Pass 8 Jun 2021 98,054 miles
Fail 8 Jun 2021 98,054 miles

Rear fog lamp not working (4.5.1 (a) (ii))

Pass 15 Apr 2020 98,051 miles
Pass 21 May 2018 97,962 miles

Nearside Front Subframe mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Offside Front Subframe mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Pass 21 Mar 2017 97,767 miles

slight corrosion n/s/f and o/s/f chassis

Pass 1 Apr 2016 97,419 miles

Exhaust has a minor leak of exhaust gases CENTER (7.1.2)

Nearside exhaust rubber missing

Pass 21 Apr 2015 96,122 miles
Fail 20 Apr 2015 96,122 miles

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

Pass 15 Apr 2014 95,163 miles
Fail 30 Jan 2014 95,139 miles

Anti-lock braking system warning lamp indicates an ABS fault (3.4.1c)

Exhaust engine idle speed too high (7.3.A.2a)

Fuel cap/sealing device missing (7.2.4a)

Nearside Front Fluid suspension unit leaking (2.4.D.2)

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

Offside Front Fluid suspension unit leaking (2.4.D.2)

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

Offside Rear Registration plate lamp not working (1.1.C.1d)

Fluid suspension unit supply pipe corroded but not seriously weakened (2.4.D.3)

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

Steering box has a slight oil leak (2.2.D.2e)

n/s centre exhaust rubber mount missing

o/s center exhaust rubber mount split

o/s/f tyre starting to wear around inner edge

Pass 23 Jul 2012 91,138 miles
Pass 29 Aug 2008 90,152 miles
Pass 29 Aug 2007 89,292 miles

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

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

offside front hydraulic suspension unit slightly damp.

Pass 30 Aug 2006 87,435 miles
Fail 29 Aug 2006 87,434 miles

Nearside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (4.1.D.1a)

Nearside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (4.1.D.1a)

Offside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (4.1.D.1a)

Offside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (4.1.D.1a)

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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99 WNX is a 1989 Mercedes-benz S-class in Black with a 5,547cc petrol engine. This vehicle has been through 17 MOT tests with a personal pass rate of 76.5%.

Across all 1989 Mercedes-benz S-class models, the average MOT pass rate is 72.7% with a typical mileage of 127,629 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 99 WNX, 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 37 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 99 WNX?

You can check the full history of 99 WNX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was 99 WNX registered?

99 WNX is a 1989 Mercedes-benz S-class, first registered on 5 December 1989.

Is 99 WNX safe to buy?

The MOT history for 99 WNX shows 17 tests with a 76.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does 99 WNX 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 99 WNX. 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.