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KN12 WEC

2012 Mercedes-benz C

Blue Diesel 2148cc
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MOT Status

Expired
Expires15 Jun 2026
Tests12 (9 pass, 3 fail)
Pass rate75%

Mileage

142,397 mi
Last recorded142,397 miles
Recorded on16 Jun 2025
Typical for 2012 Mercedes-benz C71,143 mi

Significantly above average — investigate

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

RegistrationKN12 WEC
MakeMercedes-benz
ModelC
Year2012
ColourBlue
Fuel typeDiesel
Engine2,148cc

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

9 pass 3 fail
Pass 16 Jun 2025 142,397 miles

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

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

Offside Front Coil spring corroded (5.3.1 (b) (i))

Suspension arm pin or bush worn but not resulting in excessive movement both rear (5.3.4 (a) (i))

Wheel bearing has slight play both front (5.1.3 (a) (i))

Pass 10 Jun 2024 137,036 miles

Tyre worn close to legal limit/worn on edge both front (5.2.3 (e))

Pass 5 Jun 2023 130,636 miles
Fail 3 Apr 2023 130,531 miles

Emissions unable to be completed (8.2.2.2 (e))

Exhaust emissions likely to be affected by an exhaust leak (8.2.2.1 (b))

Exhaust has a major leak of exhaust gases (6.1.2 (a))

Nearside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i))

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

Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i))

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

Offside Rear Sub-frame fractured (5.3.3 (b) (ii)) DANGEROUS

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

Pass 12 Nov 2021 120,277 miles

Offside Front Wheel bearing has slight play (5.1.3 (a) (i))

Fail 10 Nov 2021 120,277 miles

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

Offside Front Wheel bearing has slight play (5.1.3 (a) (i))

Pass 30 Sep 2020 115,576 miles

Front exhaust flexi section corroded

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

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

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

Offside Front Suspension arm pin or bush worn but not resulting in excessive movement foremost (5.3.4 (a) (i))

Pass 13 Jun 2018 95,673 miles

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

Pass 1 Jun 2017 77,767 miles

Nearside Rear park brake getting a little lazy

both rear brake discs corroded

Fail 1 Jun 2017 77,767 miles

Nearside Rear Tyre tread depth below requirements of 1.6mm 255/35/18 (4.1.E.1)

Nearside Rear park brake getting a little lazy

both rear brake discs corroded

Pass 5 May 2016 56,757 miles

rear park brake getting lazy 18% min 16%

Pass 12 Mar 2015 37,763 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

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 WEC is a 2012 Mercedes-benz C in Blue with a 2,148cc diesel engine. This vehicle has been through 12 MOT tests with a personal pass rate of 75%.

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 WEC, 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 WEC?

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

What year was KN12 WEC registered?

KN12 WEC is a 2012 Mercedes-benz C, first registered on 12 April 2012.

Is KN12 WEC safe to buy?

The MOT history for KN12 WEC shows 12 tests with a 75% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN12 WEC 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 WEC. 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.