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YJ51 UPN

2001 Porsche Boxster

Blue Petrol 3179cc
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MOT Status

Valid
Expires7 Apr 2027
Tests26 (20 pass, 6 fail)
Pass rate76.9%

Mileage

123,517 mi
Last recorded123,517 miles
Recorded on8 Apr 2026
Typical for 2001 Porsche Boxster65,700 mi

Significantly above average — investigate

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

RegistrationYJ51 UPN
MakePorsche
ModelBoxster
Year2001
ColourBlue
Fuel typePetrol
Engine3,179cc

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

20 pass 6 fail
Pass 8 Apr 2026 123,517 miles

Nearside Front Vehicle structure or chassis corroded within 30cm of a mounting, but not seriously affecting overall security floor / chassis rail (6.2.2 (d) (i))

Fail 24 Mar 2026 123,384 miles

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

Front Lower Suspension arm ball joint excessively worn both n/s and o/s (5.3.4 (a) (i))

Headlamp aim too low both n/s and o/s (4.1.2 (a))

Nearside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))

Nearside Rear Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))

Offside Rear Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))

Nearside Front Vehicle structure or chassis corroded within 30cm of a mounting, but not seriously affecting overall security floor / chassis rail (6.2.2 (d) (i))

Pass 1 Apr 2025 117,244 miles
Fail 1 Apr 2025 117,244 miles

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

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

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

Pass 21 Aug 2024 116,044 miles

Front anti - rollbar d bushes worn

Headlamp images poor

Signs of engine oil leak

Signs of gearbox oil leak

Some corrosion to n/s/f chassis rail

n/s/r metal brake pipe corroded

Fail 20 Aug 2024 116,044 miles

Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Nearside Rear Suspension component mounting has an unsafe modification lock ring loose on strut (5.3.3 (c) (i))

Offside Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii))

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

Front anti - rollbar d bushes worn

Headlamp images poor

Signs of engine oil leak

Signs of gearbox oil leak

Some corrosion to n/s/f chassis rail

n/s/r metal brake pipe corroded

Pass 31 Jul 2023 112,825 miles

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

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

Fail 31 Jul 2023 112,825 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 manufacturer's specified limits (8.2.1.2 (a))

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

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

Pass 4 Aug 2022 109,224 miles

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Offside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Pass 14 May 2021 109,146 miles

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

Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Pass 1 Jun 2020 109,067 miles

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

Offside Front Anti-roll bar ball joint has slight play (5.3.4 (a) (i))

Pass 10 Apr 2019 108,934 miles

Nearside Brake pipe corroded, covered in grease or other material into connection block covered in grease (1.1.11 (c))

Nearside Front Windscreen wiper blade defective (3.4 (b) (i))

Offside Front Anti-roll bar ball joint has slight play (5.3.4 (a) (i))

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

Pass 24 Aug 2017 108,646 miles
Pass 29 Sep 2016 107,545 miles
Pass 14 May 2015 103,372 miles

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

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

Pass 24 May 2014 97,575 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Fail 22 May 2014 97,574 miles

Rear Exhaust emissions Lambda reading after 2nd fast idle outside specified limits (7.3.D.3)

Rear Exhaust emissions carbon monoxide content after 2nd fast idle excessive (7.3.D.3)

Rear Exhaust emissions carbon monoxide content at idle excessive (7.3.D.4)

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Pass 11 Jun 2013 93,853 miles

exhaust heat sheild , brake pipes

Pass 7 Jun 2012 89,506 miles
Pass 27 May 2011 84,883 miles
Pass 11 Jun 2010 79,656 miles
Pass 27 May 2009 74,571 miles

Offside Rear Exhaust has a minor leak of exhaust gases (7.1.2)

n/s/r inner cv boot split

Pass 11 Apr 2008 71,697 miles
Fail 23 Apr 2007 68,055 miles

Offside Rear position lamp(s) excessively deteriorated so that it is not visible from a reasonable distance (1.1.A.3d)

Offside Registration plate lamp not working (1.1.5c)

Offside Stop lamp not working (1.2.1b)

Pass 23 Apr 2007 68,055 miles
Pass 26 Oct 2006 65,422 miles

How Reliable is the Porsche Boxster?

Based on 726,695 MOT tests across 46,886 vehicles.

82.8%
Pass Rate
2,475
Miles/Year
29
Year Lifespan
46,886
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 19,504
Brake pipe excessively corroded 6,317
Exhaust emissions Lambda reading after 2nd fast idle outside specified limits 5,538
brake disc excessively pitted 5,177
position lamp(s) not working 5,126
Full Porsche Boxster reliability report

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YJ51 UPN is a 2001 Porsche Boxster in Blue with a 3,179cc petrol engine. This vehicle has been through 26 MOT tests with a personal pass rate of 76.9%.

Across all 2001 Porsche Boxster models, the average MOT pass rate is 79.0% with a typical mileage of 65,700 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 Porsche Boxster fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 19,504 recorded failures. If you're considering buying YJ51 UPN, it's worth having these areas checked by a mechanic before committing.

The Porsche Boxster typically stays on UK roads for around 29 years. At 25 years old, this Porsche Boxster is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of YJ51 UPN?

You can check the full history of YJ51 UPN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was YJ51 UPN registered?

YJ51 UPN is a 2001 Porsche Boxster, first registered on 26 October 2001.

Is YJ51 UPN safe to buy?

The MOT history for YJ51 UPN shows 26 tests with a 76.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does YJ51 UPN 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 YJ51 UPN. 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.