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KN12 WDD

2012 Mercedes-benz C

Black Diesel 2143cc
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MOT Status

Valid
Expires20 May 2027
Tests18 (12 pass, 6 fail)
Pass rate66.7%

Mileage

129,863 mi
Last recorded129,863 miles
Recorded on19 May 2026
Typical for 2012 Mercedes-benz C71,143 mi

Significantly above average — investigate

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

RegistrationKN12 WDD
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 19 May 2026 129,863 miles

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

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

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 16 May 2025 113,160 miles

Nearside Rear Child Seat fitted not allowing full inspection of adult belt

Offside Front Anti-roll bar ball joint dust cover severely deteriorated (5.3.4 (b) (i))

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

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

under trays fitted

Pass 21 May 2024 108,997 miles

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

Fail 21 May 2024 108,997 miles

Nearside Headlamp aim too high (4.1.2 (a))

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

Offside Headlamp aim too low (4.1.2 (a))

Pass 29 Jun 2023 106,191 miles
Fail 29 Jun 2023 106,182 miles

Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g))

Nearside Rear Seat belt not functioning as intended (7.1.2 (c))

Pass 14 Jul 2022 105,340 miles
Fail 7 Jul 2022 105,340 miles

Nearside Front Brake pipe excessively corroded (1.1.11 (c))

Offside Rear Parking brake inoperative on one side (1.4.1 (a))

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

Nearside Front Anti-roll bar ball joint dust cover severely deteriorated (5.3.4 (b) (i))

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

Fail 30 May 2022 105,227 miles

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

Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g))

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

Pass 4 Jun 2021 104,358 miles
Fail 26 May 2021 104,358 miles

Nearside Headlamp aim too high (4.1.2 (a))

Nearside Rear Brake pipe excessively corroded rear to front. (1.1.11 (c))

Offside Front Brake pipe excessively corroded (1.1.11 (c))

Offside Front Suspension arm ball joint excessively worn front arm. (5.3.4 (a) (i))

Offside Front Suspension arm pin or bush excessively worn front arm. (5.3.4 (a) (i))

Offside Rear Brake pipe excessively corroded rear to front. (1.1.11 (c))

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

Nearside Front Tyre has a bulge, caused by separation or partial failure of its structure (5.2.3 (d) (ii)) DANGEROUS

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

Offside Front Tyre has a bulge, caused by separation or partial failure of its structure (5.2.3 (d) (ii)) DANGEROUS

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement front arm. (5.3.4 (a) (i))

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

Pass 1 Aug 2020 100,240 miles
Pass 22 Jun 2019 95,597 miles

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

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

Fail 22 Jun 2019 95,597 miles

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

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

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

Pass 13 Jun 2018 92,261 miles
Pass 8 Jun 2017 86,510 miles
Pass 16 Jun 2016 80,813 miles
Pass 21 Apr 2015 62,976 miles

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

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

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

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KN12 WDD 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 WDD, 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 WDD?

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

What year was KN12 WDD registered?

KN12 WDD is a 2012 Mercedes-benz C, first registered on 8 May 2012.

Is KN12 WDD safe to buy?

The MOT history for KN12 WDD 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 WDD 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 WDD. 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.