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KN03 YWB

2003 Mercedes-benz C

Blue Petrol 1796cc
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MOT Status

Valid
Expires3 Dec 2026
Tests30 (21 pass, 9 fail)
Pass rate70%

Mileage

117,730 mi
Last recorded117,730 miles
Recorded on2 Dec 2025
Typical for 2003 Mercedes-benz C81,364 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
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Vehicle Details

RegistrationKN03 YWB
MakeMercedes-benz
ModelC
Year2003
ColourBlue
Fuel typePetrol
Engine1,796cc

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

21 pass 9 fail
Pass 2 Dec 2025 117,730 miles

Nearside Front Brake pipe corroded, covered in grease or other material in the wheel arch (1.1.11 (c))

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

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Offside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Rear Suspension arm attachment bracket/mounting corroded but its strength is not seriously reduced (5.3.3 (b) (i))

Fail 2 Dec 2025 117,730 miles

Nearside Front Position lamp not working (4.2.1 (a) (ii))

Nearside Front Brake pipe corroded, covered in grease or other material in the wheel arch (1.1.11 (c))

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

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Offside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Rear Suspension arm attachment bracket/mounting corroded but its strength is not seriously reduced (5.3.3 (b) (i))

Fail 10 Nov 2025 116,955 miles

Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))

Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b))

Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b))

Nearside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Pass 4 Dec 2024 109,840 miles

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

Offside Front Service brake binding but not excessively (1.2.1 (f))

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Rear Suspension arm corroded but not seriously weakened all components (5.3.3 (b) (i))

Fail 28 Nov 2024 109,832 miles

Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i))

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

Offside Front Service brake binding but not excessively (1.2.1 (f))

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Rear Suspension arm corroded but not seriously weakened all components (5.3.3 (b) (i))

Pass 30 Nov 2023 107,855 miles
Fail 27 Nov 2023 107,852 miles

Brake pedal not releasing correctly and functionality of brakes affected parking brake pedal (1.1.2 (b) (ii))

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

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

Nearside Rear Service brake excessively binding (1.2.1 (f))

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

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

Offside Front Service brake excessively binding (1.2.1 (f))

Front Headlamp lens slightly defective bothsides (4.1.1 (b) (i))

Front Service brake fluctuating, but not excessively bothsides (1.2.1 (e))

Nearside Front Service brake binding but not excessively (1.2.1 (f))

Offside Rear Service brake binding but not excessively (1.2.1 (f))

Pass 2 Dec 2022 104,818 miles

Front Headlamp lens slightly defective bothsides (4.1.1 (b) (i))

Front Lower Suspension arm ball joint dust cover severely deteriorated bothsides outer front (5.3.4 (b) (i))

Front Lower Suspension arm ball joint has slight play bothsides outer front (5.3.4 (a) (i))

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Rear Brake hose has slight corrosion to ferrule bothsides (1.1.12 (f) (i))

Pass 1 Dec 2021 100,684 miles

Offside Front Service brake binding but not excessively (1.2.1 (f))

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

Front Headlamp lens slightly defective bothsides (4.1.1 (b) (i))

Front Outer Tyre worn close to legal limit/worn on edge bothsides (5.2.3 (e))

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

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

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

Rear Brake hose has slight corrosion to ferrule bothsides (1.1.12 (f) (i))

Rear Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Fail 30 Nov 2021 100,668 miles

Nearside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

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

Offside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

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

Front Headlamp lens slightly defective bothsides (4.1.1 (b) (i))

Front Outer Tyre worn close to legal limit/worn on edge bothsides (5.2.3 (e))

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

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

Offside Front Service brake binding but not excessively (1.2.1 (f))

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

Rear Brake hose has slight corrosion to ferrule bothsides (1.1.12 (f) (i))

Rear Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Pass 1 Dec 2020 98,071 miles

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

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

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

Nearside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

Offside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

Fail 27 Nov 2020 98,069 miles

Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))

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

Nearside Front Lower Suspension arm pin or bush excessively worn rearmost arm (5.3.4 (a) (i))

Nearside Rear Service brake excessively binding (1.2.1 (f))

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

Offside Rear Service brake excessively binding (1.2.1 (f))

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

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

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

Nearside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Offside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

Offside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Offside Rear Service brake binding but not excessively (1.2.1 (f))

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

Pass 27 Nov 2019 94,056 miles

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

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

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

Offside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Pass 29 Nov 2018 87,424 miles

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

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

Offside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Fail 29 Nov 2018 87,424 miles

Nearside Rear Road wheel fixing missing (5.2.1 (a) (i))

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

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

Offside Front wheel rubbing rim on full lock

Offside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Offside Front wheel should be fitted to near side rear (near side rear wheel should be on off side front

Pass 29 Nov 2017 79,177 miles

both front tyres worn on inner edges

Pass 29 Nov 2016 72,279 miles

Offside Front Brake pipe slightly corroded (3.6.B.2c)

Pass 16 Nov 2015 69,045 miles

Offside Front Brake pipe slightly corroded (3.6.B.2c)

Pass 29 Nov 2014 66,299 miles

Under-trays fitted obscuring some underside components

oil leak from gearbox

Fail 28 Nov 2014 66,294 miles

Nearside Rear Brake pipe excessively corroded (3.6.B.2c)

Offside Rear Brake pipe excessively corroded (3.6.B.2c)

Under-trays fitted obscuring some underside components

oil leak from gearbox

Pass 29 Nov 2013 62,399 miles

Nearside Rear Brake pipe slightly corroded (3.6.B.2c)

Nearside Rear coil spring corroded (2.4.C.1b)

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Offside Rear coil spring corroded (2.4.C.1b)

Fail 29 Nov 2013 62,399 miles

Offside Front coil spring broken (2.4.C.1a)

Nearside Rear Brake pipe slightly corroded (3.6.B.2c)

Nearside Rear coil spring corroded (2.4.C.1b)

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Offside Rear coil spring corroded (2.4.C.1b)

Pass 29 Nov 2012 58,392 miles

Nearside Rear Brake pipe slightly corroded (3.6.B.2c)

Nearside Rear coil spring corroded (2.4.C.1b)

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Offside Rear coil spring corroded (2.4.C.1b)

exhaust bracket corroded

Pass 3 Dec 2011 56,232 miles

Exhaust has part of the system slightly deteriorated (7.1.1a)

Oil leak

front tyres limited life 225/50R16 pirelli

Pass 11 Dec 2010 53,833 miles

Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

Front Service brake: service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Rear Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

front tyres close to legal limit

oil leak under car gearbox area

Pass 30 Dec 2009 49,430 miles
Pass 8 Jan 2009 44,860 miles

Oil leak

nsf tyre worn down to 2mm on outer edge

Pass 28 Apr 2008 20,385 miles

Oil leak

Pass 28 Apr 2007 30,231 miles

Offside Track rod end ball joint has slight play (2.2.B.1f)

Pass 29 Apr 2006 20,144 miles

Tyre worn close to the legal limit (4.1.E.1)

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

Don't risk it. Know before you buy.

Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

£30k guarantee Instant results Cancel anytime

KN03 YWB is a 2003 Mercedes-benz C in Blue with a 1,796cc petrol engine. This vehicle has been through 30 MOT tests with a personal pass rate of 70%.

Across all 2003 Mercedes-benz C models, the average MOT pass rate is 72.5% with a typical mileage of 81,364 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 KN03 YWB, 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 23 years old, this Mercedes-benz C is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of KN03 YWB?

You can check the full history of KN03 YWB by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN03 YWB registered?

KN03 YWB is a 2003 Mercedes-benz C, first registered on 30 April 2003.

Is KN03 YWB safe to buy?

The MOT history for KN03 YWB shows 30 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 KN03 YWB 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 KN03 YWB. 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.