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J3 KCN

2003 Porsche Boxster

Grey Petrol 3200cc
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MOT Status

Valid
Expires14 Nov 2026
Tests23 (19 pass, 4 fail)
Pass rate82.6%

Mileage

49,007 mi
Last recorded49,007 miles
Recorded on15 Nov 2025
Typical for 2003 Porsche Boxster58,432 mi

Below or average mileage for this year

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

RegistrationJ3 KCN
MakePorsche
ModelBoxster
Year2003
ColourGrey
Fuel typePetrol
Engine3,200cc

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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

19 pass 4 fail
Pass 15 Nov 2025 49,007 miles
Pass 14 Nov 2024 42,575 miles
Pass 3 Oct 2023 41,531 miles

Exhaust noisy (8.1.1 (a))

Nearside Front Coil spring corroded (5.3.1 (b) (i))

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))

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

Fail 3 Oct 2023 41,531 miles

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

Exhaust noisy (8.1.1 (a))

Nearside Front Coil spring corroded (5.3.1 (b) (i))

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))

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

Pass 11 Apr 2022 38,992 miles
Pass 13 Oct 2021 38,501 miles
Pass 13 Apr 2021 38,190 miles
Pass 22 Jul 2019 38,073 miles
Pass 25 Jul 2018 37,877 miles

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

Fail 24 Jul 2018 37,877 miles

Brake pipe excessively corroded Both front to rear (1.1.11 (c))

Nearside Front Brake pipe excessively corroded Cross (1.1.11 (c))

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

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

Pass 19 Jul 2017 37,397 miles
Pass 25 Jul 2016 35,670 miles

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

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

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

Supplementary Restraint System warning lamp does not illuminate (5.4.2)

Pass 2 Jul 2015 35,457 miles
Fail 2 Jul 2015 35,457 miles

Fuel cap/sealing device sealing washer deteriorated (7.2.4c)

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

Nearside Rear Direction indicator slightly discoloured (1.4.A.2f)

Pass 26 Jun 2014 35,008 miles

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

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

Pass 22 May 2013 34,330 miles
Fail 22 May 2013 34,330 miles

Nearside Headlamp aim too low (1.8)

Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2)

Pass 6 Aug 2011 32,644 miles
Pass 9 Aug 2010 29,661 miles
Pass 23 Jul 2009 27,056 miles
Pass 8 Aug 2008 25,108 miles
Pass 30 Jul 2007 22,343 miles
Pass 22 Jul 2006 15,737 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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J3 KCN is a 2003 Porsche Boxster in Grey with a 3,200cc petrol engine. This vehicle has been through 23 MOT tests with a personal pass rate of 82.6%.

Across all 2003 Porsche Boxster models, the average MOT pass rate is 80.1% with a typical mileage of 58,432 miles. This particular vehicle has performed better than the average for its year.

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 J3 KCN, 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 23 years old, this Porsche Boxster is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of J3 KCN?

You can check the full history of J3 KCN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was J3 KCN registered?

J3 KCN is a 2003 Porsche Boxster, first registered on 1 April 2003.

Is J3 KCN safe to buy?

The MOT history for J3 KCN shows 23 tests with a 82.6% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does J3 KCN 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 J3 KCN. 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.