CarVerify

Free Car Check

KN12 JSX

2012 Mercedes-benz C

Black Diesel 2143cc
Search another vehicle

MOT Status

Valid
Expires30 Jun 2027
Tests18 (12 pass, 6 fail)
Pass rate66.7%

Mileage

130,153 mi
Last recorded130,153 miles
Recorded on1 Jul 2026
Typical for 2012 Mercedes-benz C71,143 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £14.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationKN12 JSX
MakeMercedes-benz
ModelC
Year2012
ColourBlack
Fuel typeDiesel
Engine2,143cc

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 6 fail
Pass 1 Jul 2026 130,153 miles

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

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

Under-trays fitted obscuring some underside component

Fail 27 Jun 2026 130,148 miles

Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))

Parking brake lever defective so that it cannot be satisfactorily operated (1.1.6 (d))

Service brake efficiency below requirements (1.2.2 (a) (i))

Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))

Offside Rear Shock absorbers has light misting of oil (5.3.2 (b))

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

Pass 27 Jun 2025 128,664 miles

Brake pipe corroded, covered in grease or other material all brake pipe front and rear (1.1.11 (c))

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 (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 (1.1.14 (a) (ii))

Rear Parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (1.4.2 (a) (i))

Fail 26 Jun 2025 128,664 miles

Nearside Front Shock absorbers has a serious fluid leak (5.3.2 (b))

Service brake efficiency below requirements (1.2.2 (a) (i))

Offside Front Lower Suspension arm ball joint likely to become detached rear (5.3.4 (a) (ii)) DANGEROUS

Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) DANGEROUS

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 (5.2.3 (e))

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

Pass 1 Jul 2024 123,613 miles

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

Nearside Front Shock absorbers has light misting of oil (5.3.2 (b))

Pass 17 Feb 2024 121,402 miles

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

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

Pass 24 Feb 2023 114,747 miles
Pass 24 Feb 2022 111,428 miles

Nearside Rear Shock absorbers has light misting of oil (5.3.2 (b))

Pass 10 Oct 2020 103,872 miles

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

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

Pass 11 Apr 2019 87,797 miles
Fail 10 Apr 2019 87,797 miles

Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Offside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

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

Pass 10 Apr 2018 76,860 miles

Nearside Front tyre wall damaged cord not expossed

emissions not registered

undertrays fitted resricting inspection

Fail 10 Apr 2018 76,860 miles

Rear Brake pad(s) less than 1.5 mm thick (3.5.1g)

Nearside Front tyre wall damaged cord not expossed

Rear brake disc worn, pitted or scored, but not seriously weakened due for change (3.5.1i)

emissions not registered

undertrays fitted resricting inspection

Pass 11 Apr 2017 62,887 miles

Nearside Front tyre wall damaged 225/40zr18

Nearside Rear Tyre worn close to the legal limit 255/35/18 (4.1.E.1)

Offside Rear Tyre worn close to the legal limit 255/35/18 (4.1.E.1)

emissions to clean to register

Pass 12 Apr 2016 45,916 miles
Fail 12 Apr 2016 45,916 miles

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

Fail 4 Mar 2015 29,409 miles

Nearside Headlamp aim too low (1.8)

Offside Headlamp aim too low (1.8)

Offside Windscreen wiper does not clear the windscreen effectively (8.2.2)

Pass 4 Mar 2015 29,409 miles

How Reliable is the Mercedes-benz C?

Based on 8,031,355 MOT tests across 683,668 vehicles.

77.6%
Pass Rate
6,412
Miles/Year
32
Year Lifespan
683,668
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 240,078
Suspension arm has excessive play in a ball joint 76,831
Track rod end ball joint has excessive play 67,503
Brake pipe excessively corroded 66,298
coil spring broken 61,560
Full Mercedes-benz C reliability report

Don't risk it. Know before you buy.

Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

£30k guarantee Instant results Cancel anytime

KN12 JSX is a 2012 Mercedes-benz C in Black with a 2,143cc diesel engine. This vehicle has been through 18 MOT tests with a personal pass rate of 66.7%.

Across all 2012 Mercedes-benz C models, the average MOT pass rate is 80.7% with a typical mileage of 71,143 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 C fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 240,078 recorded failures. If you're considering buying KN12 JSX, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz C typically stays on UK roads for around 32 years. At 14 years old, this Mercedes-benz C is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of KN12 JSX?

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

What year was KN12 JSX registered?

KN12 JSX is a 2012 Mercedes-benz C, first registered on 20 April 2012.

Is KN12 JSX safe to buy?

The MOT history for KN12 JSX shows 18 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN12 JSX 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 JSX. 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.