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20 AY

2004 Mercedes-benz S-class

Silver Petrol 3724cc
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MOT Status

Valid
Expires13 Oct 2026
Tests26 (19 pass, 7 fail)
Pass rate73.1%

Mileage

116,479 mi
Last recorded116,479 miles
Recorded on14 Oct 2025
Typical for 2004 Mercedes-benz S-class92,893 mi

Above average mileage for this year

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

Registration20 AY
MakeMercedes-benz
ModelS-class
Year2004
ColourSilver
Fuel typePetrol
Engine3,724cc

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

19 pass 7 fail
Pass 14 Oct 2025 116,479 miles

Nearside Front Tyre worn close to legal limit/worn on edge heavily worn tread edge (5.2.3 (e))

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

Fail 13 Oct 2025 116,479 miles

Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i))

Rear Brake pipe excessively corroded x2 above axle (1.1.11 (c))

Offside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) DANGEROUS

Headlamp lens slightly defective (4.1.1 (b) (i))

Nearside Front Tyre worn close to legal limit/worn on edge heavily worn tread edge (5.2.3 (e))

Offside Obligatory mirror slightly damaged (3.3 (b) (i))

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

Pass 14 Oct 2024 115,808 miles

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

Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

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

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

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

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

Fail 14 Oct 2024 115,808 miles

Nearside Rear Position lamp not working (4.2.1 (a) (ii))

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

Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Nearside Side repeater with a multiple light source up to 1/2 not functioning (4.4.1 (a) (i))

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

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

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

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

Pass 12 Oct 2023 114,961 miles

Nearside Rear Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Offside Front Obligatory mirror slightly damaged (3.3 (b) (i))

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

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

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

Pass 5 Oct 2022 113,620 miles

Nearside Front Play in steering rack inner joint(s) ()

Offside Front Play in steering rack inner joint(s) ()

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

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

Rear shock absorbers corroded

Pass 12 Oct 2021 112,340 miles

Nearside Front Lower Dust seal has been kinked.

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

Pass 14 Oct 2020 111,635 miles

Nearside Non obligatory mirror damaged ()

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

Nearside Side repeater lens defective which has no effect on emitted light (4.4.1 (b) (i))

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

Offside Side repeater lens defective which has no effect on emitted light (4.4.1 (b) (i))

Fail 10 Oct 2020 111,635 miles

Exhaust system insecure (6.1.2 (a))

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

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

Offside Rear Position lamp not working (4.2.1 (a) (ii))

Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Nearside Non obligatory mirror damaged ()

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

Nearside Side repeater lens defective which has no effect on emitted light (4.4.1 (b) (i))

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

Offside Side repeater lens defective which has no effect on emitted light (4.4.1 (b) (i))

Pass 24 Sep 2019 108,287 miles

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

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

Pass 6 Sep 2018 103,135 miles

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

Pass 10 Aug 2017 96,636 miles
Pass 23 Aug 2016 90,683 miles
Pass 26 Aug 2015 85,543 miles
Pass 4 Jul 2014 80,333 miles

Both rear disc has a corroded lip

Nearside rear tyre wearing thin

Offside Front Headlamp deteriorated but light output not reduced (1.7.5a)

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

Oil leak

Rear centre exhaust metal bracket broken. but exhaust system adequately supported

Under-trays fitted obscuring some underside components

Pass 10 May 2013 74,977 miles

Offside Front Headlamp deteriorated but light output not reduced (1.7.5a)

Oil leak

center propshaft rubbing on undertray

offside front tyre worn badly on outer edges

Fail 10 May 2013 74,977 miles

Exhaust emissions Lambda reading after 2nd fast idle outside specified limits (7.3.D.3)

Offside Front Headlamp deteriorated but light output not reduced (1.7.5a)

Oil leak

center propshaft rubbing on undertray

offside front tyre worn badly on outer edges

Pass 15 May 2012 71,527 miles
Fail 15 May 2012 71,527 miles

Nearside Front Tyre has ply or cords exposed (4.1.D.1b)

Pass 11 May 2011 64,320 miles
Fail 11 May 2011 64,320 miles

Front Headlamp not working on dipped beam (1.7.5a)

Pass 15 Apr 2010 57,431 miles
Fail 14 Apr 2010 57,425 miles

Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Both front tyres show signs of wear on inner & outer edges,slight leak of transmission fluid.

Pass 26 Oct 2009 52,504 miles
Pass 29 Oct 2008 44,274 miles
Pass 21 Aug 2007 33,954 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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20 AY is a 2004 Mercedes-benz S-class in Silver with a 3,724cc petrol engine. This vehicle has been through 26 MOT tests with a personal pass rate of 73.1%.

Across all 2004 Mercedes-benz S-class models, the average MOT pass rate is 78.9% with a typical mileage of 92,893 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 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 20 AY, 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 22 years old, this Mercedes-benz S-class is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of 20 AY?

You can check the full history of 20 AY by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was 20 AY registered?

20 AY is a 2004 Mercedes-benz S-class, first registered on 15 June 2004.

Is 20 AY safe to buy?

The MOT history for 20 AY shows 26 tests with a 73.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does 20 AY 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 20 AY. 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.