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B21 DEC

2018 Mercedes-benz C

Black Diesel 2143cc
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MOT Status

Valid
Expires24 Mar 2027
Tests21 (17 pass, 4 fail)
Pass rate81%

Mileage

60,362 mi
Last recorded60,362 miles
Recorded on21 Mar 2026
Typical for 2018 Mercedes-benz C39,876 mi

Significantly above average — investigate

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

RegistrationB21 DEC
MakeMercedes-benz
ModelC
Year2018
ColourBlack
Fuel typeDiesel
Engine2,143cc

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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

17 pass 4 fail
Pass 21 Mar 2026 60,362 miles
Pass 17 Feb 2026 78,636 miles
Pass 3 Mar 2025 53,550 miles

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

Fail 3 Mar 2025 53,550 miles

Nearside Front Road wheel has a welding defect (5.2.2 (a)) DANGEROUS

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

Pass 8 Jan 2025 72,731 miles
Fail 8 Jan 2025 72,731 miles

Front Registration plate does not conform to the specified requirements have any feature or fixing that has the effect of changing the appearance or legibility of any of the characters including the use of tints or films (0.1 (d))

Rear Registration plate does not conform to the specified requirements have any feature or fixing that has the effect of changing the appearance or legibility of any of the characters including the use of tints or films (0.1 (d))

Pass 25 Mar 2024 45,093 miles
Pass 19 Dec 2023 62,961 miles
Pass 6 Mar 2023 36,802 miles

Rear Inner Brake pad(s) wearing thin ADVISE: both rear inner pads are getting low/ close to sensor (ns/r inner pad is the lowest (1.1.13 (a) (ii))

Pass 10 Jan 2023 54,987 miles
Fail 10 Jan 2023 54,985 miles

Front Brakes imbalanced across an axle Axle 1 (1.2.1 (b) (i))

Pass 10 Mar 2022 27,923 miles

Nearside Front Tyre worn close to legal limit/worn on edge ADVISE: tyre is on 2mm in centre of tread (225/40R19 (5.2.3 (e))

Offside Front Tyre worn close to legal limit/worn on edge ADVISE: tyre is on 2mm in centre of tread (225/40R19 (5.2.3 (e))

Pass 6 Jan 2022 47,309 miles
Pass 9 Mar 2021 21,128 miles
Pass 29 Dec 2020 43,587 miles
Pass 13 Jul 2019 40,446 miles

Nearside Front Nail in tyre ()

Fail 13 Jul 2019 40,446 miles

Front Registration plate does not conform to the specified requirements (0.1 (d))

Rear Registration plate does not conform to the specified requirements (0.1 (d))

Nearside Front Nail in tyre ()

Pass 13 Jul 2018 37,401 miles
Pass 18 Jun 2018 37,392 miles
Pass 26 Jun 2017 31,524 miles
Pass 20 Jul 2016 24,470 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

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B21 DEC is a 2018 Mercedes-benz C in Black with a 2,143cc diesel engine. This vehicle has been through 21 MOT tests with a personal pass rate of 81%.

Across all 2018 Mercedes-benz C models, the average MOT pass rate is 87.7% with a typical mileage of 39,876 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 B21 DEC, 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 8 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 B21 DEC?

You can check the full history of B21 DEC by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was B21 DEC registered?

B21 DEC is a 2018 Mercedes-benz C, first registered on 23 March 2018.

Is B21 DEC safe to buy?

The MOT history for B21 DEC shows 21 tests with a 81% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does B21 DEC 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 B21 DEC. 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.