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SG12 AZY

2012 Mercedes-benz R-class

Black Diesel 3495cc
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MOT Status

Valid
Expires12 Jan 2027
Tests18 (13 pass, 5 fail)
Pass rate72.2%

Mileage

140,324 mi
Last recorded140,324 miles
Recorded on13 Jan 2026
Typical for 2012 Mercedes-benz R-class74,385 mi

Significantly above average — investigate

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

RegistrationSG12 AZY
MakeMercedes-benz
ModelR-class
Year2012
ColourBlack
Fuel typeDiesel
Engine3,495cc

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 5 fail
Pass 13 Jan 2026 140,324 miles
Pass 2 Jun 2025 137,110 miles

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

Nearside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

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

Nearside Rear Road wheel slightly distorted (5.2.2 (c) (i))

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

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

Offside Rear Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

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

Pass 5 Jun 2024 125,592 miles
Fail 31 May 2024 125,574 miles

Offside Front Headlamp aim projected beam image is obviously incorrect lamp stuck in main beam (4.1.2 (c))

Pass 5 Apr 2023 116,569 miles
Pass 8 Sep 2022 112,165 miles
Pass 1 Oct 2021 104,973 miles

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

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

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

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

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

Pass 28 Sep 2020 98,847 miles
Fail 28 Sep 2020 98,847 miles

Offside Front Headlamp aim too high and too far to the right. (4.1.2 (a))

Pass 5 Apr 2019 84,025 miles

Nearside Front Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

Offside Front Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Fail 5 Apr 2019 84,025 miles

Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c))

Nearside Front Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

Offside Front Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Pass 10 Apr 2018 66,926 miles
Fail 5 Apr 2018 66,747 miles

Nearside Front Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc (2.5.C.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 Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc (2.5.C.1a)

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

Supplementary Restraint System warning lamp indicates a fault (5.4.2)

Pass 5 Apr 2017 48,513 miles
Fail 5 Apr 2017 48,513 miles

Nearside Rear 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)

Supplementary Restraint System warning lamp indicates a fault (5.4.2)

Pass 8 Apr 2016 32,924 miles

Rear Rear tyres both sides closing on limit

Pass 9 Apr 2015 18,823 miles
Pass 21 Jul 2014 17,067 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

How Reliable is the Mercedes-benz R-class?

Based on 63,579 MOT tests across 4,470 vehicles.

78.4%
Pass Rate
7,608
Miles/Year
20
Year Lifespan
4,470
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 919
position lamp(s) not working 728
Shock absorber has a serious fluid leak 598
Parking brake: efficiency below requirements 581
Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 407
Full Mercedes-benz R-class reliability report

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SG12 AZY is a 2012 Mercedes-benz R-class in Black with a 3,495cc diesel engine. This vehicle has been through 18 MOT tests with a personal pass rate of 72.2%.

Across all 2012 Mercedes-benz R-class models, the average MOT pass rate is 81.7% with a typical mileage of 74,385 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 R-class fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 919 recorded failures. If you're considering buying SG12 AZY, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz R-class typically stays on UK roads for around 20 years. At 14 years old, this Mercedes-benz R-class is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of SG12 AZY?

You can check the full history of SG12 AZY by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was SG12 AZY registered?

SG12 AZY is a 2012 Mercedes-benz R-class, first registered on 8 March 2012.

Is SG12 AZY safe to buy?

The MOT history for SG12 AZY shows 18 tests with a 72.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does SG12 AZY 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 SG12 AZY. 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.