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KN66 FWX

2017 Mercedes-benz C

Grey Diesel 2143cc
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MOT Status

Valid
Expires28 Jul 2027
Tests10 (7 pass, 3 fail)
Pass rate70%

Mileage

239,460 mi
Last recorded239,460 miles
Recorded on27 Jul 2026
Typical for 2017 Mercedes-benz C45,611 mi

Significantly above average — investigate

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

RegistrationKN66 FWX
MakeMercedes-benz
ModelC
Year2017
ColourGrey
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

7 pass 3 fail
Pass 27 Jul 2026 239,460 miles

Nearside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

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

Pass 29 Jul 2025 220,321 miles
Fail 25 Jun 2025 220,257 miles

Nearside Front Tyre has ply or cords exposed 225/50R17 (5.2.3 (d) (ii)) DANGEROUS

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

Pass 17 Jun 2024 217,722 miles

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

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

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

Fail 13 Jun 2024 217,722 miles

Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Nearside Rear 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

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

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

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

Pass 1 Feb 2023 203,776 miles

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

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

Fail 1 Feb 2023 203,776 miles

Front Registration plate insecure (0.1 (a))

Nearside Rear Brake disc in such a condition that it is seriously weakened (1.1.14 (a) (ii)) DANGEROUS

Offside Rear Brake disc in such a condition that it is seriously weakened (1.1.14 (a) (ii)) DANGEROUS

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

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

Pass 14 Jan 2022 191,160 miles

Items removed from driver's view prior to test

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

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

Pass 27 Jan 2021 144,208 miles
Pass 23 Jan 2020 95,587 miles

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

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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KN66 FWX is a 2017 Mercedes-benz C in Grey with a 2,143cc diesel engine. This vehicle has been through 10 MOT tests with a personal pass rate of 70%.

Across all 2017 Mercedes-benz C models, the average MOT pass rate is 87.2% with a typical mileage of 45,611 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 KN66 FWX, 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 9 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 KN66 FWX?

You can check the full history of KN66 FWX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN66 FWX registered?

KN66 FWX is a 2017 Mercedes-benz C, first registered on 1 February 2017.

Is KN66 FWX safe to buy?

The MOT history for KN66 FWX shows 10 tests with a 70% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN66 FWX 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 KN66 FWX. 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.