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KN12 JLX

2012 Mercedes-benz R-class

White Diesel 3495cc
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MOT Status

Valid
Expires27 Apr 2027
Tests15 (12 pass, 3 fail)
Pass rate80%

Mileage

109,355 mi
Last recorded109,355 miles
Recorded on24 Apr 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

RegistrationKN12 JLX
MakeMercedes-benz
ModelR-class
Year2012
ColourWhite
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

12 pass 3 fail
Pass 24 Apr 2026 109,355 miles
Pass 22 Apr 2025 102,556 miles
Pass 2 Apr 2024 94,076 miles

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

Offside Rear Suspension bellows damaged but not to excess (5.3.5 (b) (i))

Fail 2 Apr 2024 94,076 miles

Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))

Nearside Front Tyre worn close to legal limit/worn on edge 265/45/20 (5.2.3 (e))

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

Offside Rear Suspension bellows damaged but not to excess (5.3.5 (b) (i))

Pass 8 Apr 2023 87,557 miles
Pass 26 Apr 2022 85,286 miles

Offside Front Suspension component ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Pass 12 Apr 2021 82,836 miles

Front wiper blades worn.

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 (5.2.3 (e))

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

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

Fail 12 Apr 2021 82,835 miles

Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))

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

Front wiper blades worn.

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 (5.2.3 (e))

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

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

Pass 28 Apr 2020 82,092 miles

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

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

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

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

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

Fail 2 Apr 2020 82,069 miles

Nearside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

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

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 3mm (5.2.3 (e))

Offside Front Tyre worn close to legal limit/worn on edge 3mm (5.2.3 (e))

Offside Rear Tyre worn close to legal limit/worn on edge 1.6mm now (5.2.3 (e))

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

Pass 15 Apr 2019 76,181 miles
Pass 3 Apr 2018 61,855 miles
Pass 8 Apr 2017 54,320 miles
Pass 9 Apr 2016 44,604 miles

emmisions to low to register

engine cover/undertreys fitted

Pass 11 Apr 2015 33,312 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

brake pad warning light on

emmisions to low to register

rear brake pads wearing low

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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KN12 JLX is a 2012 Mercedes-benz R-class in White with a 3,495cc diesel engine. This vehicle has been through 15 MOT tests with a personal pass rate of 80%.

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 KN12 JLX, 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 KN12 JLX?

You can check the full history of KN12 JLX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN12 JLX registered?

KN12 JLX is a 2012 Mercedes-benz R-class, first registered on 13 April 2012.

Is KN12 JLX safe to buy?

The MOT history for KN12 JLX shows 15 tests with a 80% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN12 JLX 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 KN12 JLX. 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.