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YN51 KWE

2001 Dennis Unknown

Red Diesel 8268cc
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MOT Status

Valid
Expires31 Jul 2026
Tests15 (8 pass, 7 fail)
Pass rate53.3%

Mileage

417,341 mi
Last recorded417,341 miles
Recorded on1 Aug 2025
Typical for 2001 Dennis Unknown169,560 mi

Significantly above average — investigate

4 checks still locked for this Dennis
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationYN51 KWE
MakeDennis
ModelUnknown
Year2001
ColourRed
Fuel typeDiesel
Engine8,268cc

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

8 pass 7 fail
Pass 1 Aug 2025 417,341 miles
Fail 29 Jul 2025 417,311 miles

Nearside Front Shock absorbers insecurely attached (5.3.2 (a) (i))

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

Fail 10 Jul 2025 416,944 miles

Nearside Rear Air/vacuum reservoir leaking (1.1.9 (a) (ii))

Front Brakes imbalanced across an axle by more than 50% (1.2.1 (b) (ii)) DANGEROUS

Nearside Rear Brake valve slightly damaged or slight leak (1.1.7 (a) (i))

Pass 3 Jul 2024 412,432 miles

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

Pass 7 Jul 2023 408,458 miles

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

Fail 21 Jun 2023 408,277 miles

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

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

Pass 29 Jun 2022 401,498 miles

Offside Front Tyre slightly damaged (5.2.3 (d) (ii))

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

Fail 21 Jun 2022 401,404 miles

Drag link end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii))

Exhaust silencer insecure (8.1.1 (b) (i))

Nearside Axle king pin is loose in the axle beam (5.1.2 (d) (i))

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

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

Offside Front Tyre slightly damaged (5.2.3 (d) (ii))

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

Pass 13 May 2021 397,187 miles

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

Fail 13 May 2021 397,187 miles

Electrical wiring insecure and in contact with sharp edges Rubbing against Steering front U/J (4.11 (a) (ii))

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

Pass 10 May 2019 390,419 miles
Fail 10 May 2019 390,419 miles

Windscreen washer provides insufficient washer liquid (3.5 (a))

Pass 9 Jan 2018 379,548 miles
Pass 16 Dec 2016 370,714 miles

Nearside Front Axle king pin has slight play in pin and/or bush (2.5.A.3a)

Offside Front Axle king pin has slight play in pin and/or bush (2.5.A.3a)

Fail 16 Dec 2016 370,714 miles

Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering (2.5.A.3a)

Nearside Front Axle king pin has slight play in pin and/or bush (2.5.A.3a)

Nearside Headlamp aim too high and offside (1.8)

Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering (2.5.A.3a)

Offside Front Axle king pin has slight play in pin and/or bush (2.5.A.3a)

How Reliable is the Dennis Unknown?

Based on 1,061 MOT tests across 474 vehicles.

81.4%
Pass Rate
1,406
Miles/Year
25
Year Lifespan
474
On UK Roads

Top MOT Failure Points

outline marker lamp(s) not working 6
Service brake: efficiency below requirements 6
position lamp(s) not working 6
Full Dennis Unknown reliability report

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YN51 KWE is a 2001 Dennis Unknown in Red with a 8,268cc diesel engine. This vehicle has been through 15 MOT tests with a personal pass rate of 53.3%.

Across all 2001 Dennis Unknown models, the average MOT pass rate is 75.8% with a typical mileage of 169,560 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 Dennis Unknown fails its MOT is outline marker lamp(s) not working, accounting for 6 recorded failures. If you're considering buying YN51 KWE, it's worth having these areas checked by a mechanic before committing.

The Dennis Unknown typically stays on UK roads for around 25 years. At 25 years old, this Dennis Unknown is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of YN51 KWE?

You can check the full history of YN51 KWE by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was YN51 KWE registered?

YN51 KWE is a 2001 Dennis Unknown, first registered on 1 December 2001.

Is YN51 KWE safe to buy?

The MOT history for YN51 KWE shows 15 tests with a 53.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does YN51 KWE 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 YN51 KWE. 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.