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KW12 THX

2012 Mercedes-benz C

Black Diesel 2143cc
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MOT Status

Valid
Expires31 Jan 2027
Tests18 (11 pass, 7 fail)
Pass rate61.1%

Mileage

212,317 mi
Last recorded212,317 miles
Recorded on23 Jan 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
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Vehicle Details

RegistrationKW12 THX
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

11 pass 7 fail
Pass 23 Jan 2026 212,317 miles

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

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

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

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

Fail 9 Jan 2026 212,314 miles

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

Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i))

Offside Front Suspension rod ball joint excessively worn centre / upper (5.3.4 (a) (i))

Nearside Rear Inner Tyre has ply or cords exposed tyre showing ply on inner tread (5.2.3 (d) (ii)) DANGEROUS

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

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

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

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

Pass 9 Jan 2025 209,533 miles

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

Pass 23 Jan 2024 195,396 miles
Pass 26 Jan 2023 175,184 miles
Fail 26 Jan 2023 175,184 miles

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

Pass 28 Jan 2022 151,783 miles
Fail 27 Jan 2022 151,783 miles

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

Offside Rear Parking (secondary brake) on a single line braking system grabbing severely (1.3.1 (c))

Pass 26 Jan 2021 137,560 miles

Brake pipe corroded, covered in grease or other material advise front to rear brake pipes. (1.1.11 (c))

Pass 29 Jul 2019 109,916 miles

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))

Fail 29 Jul 2019 109,916 miles

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))

Offside Headlamp aim too low (4.1.2 (a))

Pass 25 Jul 2018 97,325 miles

Offside Rear Stop lamp(s) with a multiple light source up to 1/2 not functioning Inner Light (4.3.1 (a) (i))

Fail 24 Jul 2018 97,323 miles

Brake pad(s) wear indicator illuminated (1.1.13 (a) (i))

Offside Rear Stop lamp(s) with a multiple light source up to 1/2 not functioning Inner Light (4.3.1 (a) (i))

Pass 1 Aug 2017 82,044 miles

Nearside Rear Tyre worn close to the legal limit 3mm (4.1.E.1)

Offside Rear Tyre worn close to the legal limit 3mm (4.1.E.1)

Windscreen has a crack botton N/S corner.

Fail 29 Jul 2017 82,012 miles

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

Nearside Rear Brake pad(s) wearing thin Pad is VERY low but not below 1.5 (3.5.1g)

Nearside Rear Tyre worn close to the legal limit 3mm (4.1.E.1)

Offside Rear Tyre worn close to the legal limit 3mm (4.1.E.1)

Windscreen has a crack botton N/S corner.

Pass 14 Jul 2016 65,704 miles
Fail 14 Jul 2016 65,704 miles

Nearside Headlamp not working on dipped beam (1.7.5a)

Pass 31 Jul 2015 48,991 miles

Front Brake pad(s) wearing thin (3.5.1g)

front brake discs lipped

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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KW12 THX 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 61.1%.

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 KW12 THX, 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 KW12 THX?

You can check the full history of KW12 THX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KW12 THX registered?

KW12 THX is a 2012 Mercedes-benz C, first registered on 23 July 2012.

Is KW12 THX safe to buy?

The MOT history for KW12 THX shows 18 tests with a 61.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KW12 THX 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 KW12 THX. 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.