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KN09 AOT

2009 Mercedes-benz R-class

Black Diesel 2987cc
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MOT Status

Expired
Expires1 Aug 2026
Tests17 (13 pass, 4 fail)
Pass rate76.5%

Mileage

141,077 mi
Last recorded141,077 miles
Recorded on2 Aug 2025
Typical for 2009 Mercedes-benz R-class84,782 mi

Significantly above average — investigate

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

RegistrationKN09 AOT
MakeMercedes-benz
ModelR-class
Year2009
ColourBlack
Fuel typeDiesel
Engine2,987cc

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 2 Aug 2025 141,077 miles

Front Registration plate deteriorated but not likely to be misread (0.1 (b))

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

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

Offside Front Outer Drive shaft joint constant velocity boot leaking a small amount of grease

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

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

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

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

parking brake effiency only just met, inspection and possible adjustment advised

parking brake foot lever has little reserve travel

Fail 2 Aug 2025 141,077 miles

Front Registration plate deteriorated but not likely to be misread (0.1 (b))

Nearside Front Headlamp aim too low (4.1.2 (a))

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

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 Front Headlamp aim too low (4.1.2 (a))

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

Offside Front Outer Drive shaft joint constant velocity boot leaking a small amount of grease

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

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

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

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

parking brake effiency only just met, inspection and possible adjustment advised

parking brake foot lever has little reserve travel

Pass 24 Oct 2022 108,868 miles
Pass 17 Nov 2021 103,885 miles
Fail 15 Nov 2021 103,885 miles

Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))

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

Offside Stop lamp(s) not working (4.3.1 (a) (ii))

Parking brake efficiency below requirements (1.4.2 (a) (i))

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

Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii))

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

Pass 27 Nov 2020 98,420 miles
Pass 29 Nov 2019 93,115 miles

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

Fail 28 Nov 2019 93,115 miles

Parking brake efficiency below requirements (1.4.2 (a) (i))

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

Pass 19 Nov 2018 86,985 miles
Pass 1 Nov 2017 74,078 miles

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

Pass 2 Mar 2017 67,863 miles

Front tyres worn edges

Pass 22 Mar 2016 58,910 miles
Pass 26 Feb 2015 51,928 miles
Fail 26 Feb 2015 51,927 miles

Parking brake: efficiency below requirements (3.7.C.1b)

Pass 10 Mar 2014 46,015 miles
Pass 22 Mar 2013 40,598 miles

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Offside Front Tyre worn close to the legal limit (4.1.E.1)

Pass 27 Feb 2012 31,053 miles

Child seat fitted not allowing full inspection of adult belt

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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KN09 AOT is a 2009 Mercedes-benz R-class in Black with a 2,987cc diesel engine. This vehicle has been through 17 MOT tests with a personal pass rate of 76.5%.

Across all 2009 Mercedes-benz R-class models, the average MOT pass rate is 77.7% with a typical mileage of 84,782 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 KN09 AOT, 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 17 years old, this Mercedes-benz R-class is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of KN09 AOT?

You can check the full history of KN09 AOT by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN09 AOT registered?

KN09 AOT is a 2009 Mercedes-benz R-class, first registered on 25 March 2009.

Is KN09 AOT safe to buy?

The MOT history for KN09 AOT 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 KN09 AOT 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 KN09 AOT. 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.