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R66 BYR

2003 Mercedes-benz Sl

Blue Petrol 3724cc
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MOT Status

Valid
Expires25 Mar 2027
Tests29 (21 pass, 8 fail)
Pass rate72.4%

Mileage

41,876 mi
Last recorded41,876 miles
Recorded on13 Mar 2026
Typical for 2003 Mercedes-benz Sl53,586 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

RegistrationR66 BYR
MakeMercedes-benz
ModelSl
Year2003
ColourBlue
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

21 pass 8 fail
Pass 13 Mar 2026 41,876 miles

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

Nearside Front Tyre worn close to legal limit/worn on edge Worn On Inner Edge + Perishing 255/40/18 (5.2.3 (e))

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

Offside Front Mirror Glass Deteriorated

Offside Front Tyre worn close to legal limit/worn on edge Worn On Inner Edge + Perishing 255/40/18 (5.2.3 (e))

Pass 26 Mar 2025 36,686 miles
Fail 25 Mar 2025 36,658 miles

Nearside Rear Tyre has a tear, caused by separation or partial failure of its structure inside wall splitting (5.2.3 (d) (ii)) DANGEROUS

Pass 25 Mar 2024 29,924 miles

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

Fail 25 Mar 2024 29,922 miles

Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))

Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer's specified limits (8.2.1.2 (a))

Exhaust carbon monoxide content at idle exceeds manufacturer's specified limits (8.2.1.2 (b))

Nearside Front Direction indicator likely to become detached wing mirror lens (4.4.1 (c) (ii))

Offside Front Wheel bearing has excessive play (5.1.3 (a) (i))

Nearside Front Wheel bearing has slight play (5.1.3 (a) (i))

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

Fail 20 Feb 2024 29,913 miles

Electronic stability control warning lamp indicates a fault (7.12 (e))

Nearside Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt l/h front lower, forward suspension arm. (5.3.4 (b) (ii))

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

Offside Rear fuel filler flap inoperative.

Pass 9 May 2023 29,819 miles

Front Brake disc worn, but not excessively both nearside and offside (1.1.14 (a) (i))

Front Suspension arm ball joint dust cover severely deteriorated both nearside and offside, boots insecure (5.3.4 (b) (i))

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 May 2022 29,747 miles
Pass 21 Apr 2021 29,612 miles
Fail 16 Apr 2021 29,612 miles

Nearside Windscreen washer provides insufficient washer liquid (3.5 (a))

Offside Front Lower Suspension arm ball joint excessively worn rear lower arm, outer ball joint, chalked in yellow (5.3.4 (a) (i))

Nearside Front Lower Suspension arm ball joint has slight play rear lower arm, outer ball joint (5.3.4 (a) (i))

Pass 30 Apr 2020 29,610 miles
Pass 10 Apr 2019 29,584 miles

Nearside Front Lower Suspension arm ball joint has slight play rear arm (5.3.4 (a) (i))

Offside Front Lower Suspension arm ball joint has slight play rear arm (5.3.4 (a) (i))

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

Pass 20 Apr 2018 29,581 miles

Nearside Front Lower Suspension arm ball joint dust cover deteriorated, but preventing the ingress of dirt (2.4.G.2)

Offside Front Lower Suspension arm ball joint dust cover deteriorated, but preventing the ingress of dirt (2.4.G.2)

Pass 7 Apr 2017 29,092 miles

Nearside Front Suspension arm ball joint dust cover deteriorated, but preventing the ingress of dirt (2.4.G.2)

Offside Front Suspension arm ball joint dust cover deteriorated, but preventing the ingress of dirt (2.4.G.2)

Pass 4 May 2016 28,708 miles
Fail 26 Mar 2015 28,069 miles

Nearside Windscreen washer provides insufficient washer liquid (8.2.3)

Pass 26 Mar 2015 28,069 miles
Pass 20 Feb 2014 26,748 miles
Pass 19 Feb 2013 22,948 miles
Fail 18 Feb 2013 22,931 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)

Engine covers fitted obscuring some components in the engine bay

Rear registration plate delaminated but not likely to be misread (6.3.1d)

Under-trays fitted obscuring some underside components

Pass 26 Jan 2012 19,060 miles
Pass 23 Jun 2011 16,806 miles
Fail 10 Jun 2011 16,637 miles

Nearside Rear Shock absorber has a serious fluid leak (2.7.3)

Offside Rear Shock absorber has a serious fluid leak (2.7.3)

Pass 30 Jun 2010 12,125 miles
Pass 15 May 2009 10,194 miles
Fail 14 May 2009 10,192 miles

Nearside Front Shock absorber has a serious fluid leak (2.7.3)

Offside Front Shock absorber has a serious fluid leak (2.7.3)

Pass 18 Apr 2008 9,228 miles
Pass 25 Jun 2007 8,374 miles
Pass 10 Jul 2006 7,326 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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R66 BYR is a 2003 Mercedes-benz Sl in Blue with a 3,724cc petrol engine. This vehicle has been through 29 MOT tests with a personal pass rate of 72.4%.

Across all 2003 Mercedes-benz Sl models, the average MOT pass rate is 83.5% with a typical mileage of 53,586 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 R66 BYR, 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 23 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 R66 BYR?

You can check the full history of R66 BYR by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was R66 BYR registered?

R66 BYR is a 2003 Mercedes-benz Sl, first registered on 14 July 2003.

Is R66 BYR safe to buy?

The MOT history for R66 BYR shows 29 tests with a 72.4% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does R66 BYR 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 R66 BYR. 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.