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CN05 ACJ

2005 Porsche Boxster

Black Petrol 3179cc
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MOT Status

Valid
Expires13 Apr 2027
Tests23 (19 pass, 4 fail)
Pass rate82.6%

Mileage

88,004 mi
Last recorded88,004 miles
Recorded on14 Apr 2026
Typical for 2005 Porsche Boxster53,703 mi

Significantly above average — investigate

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

RegistrationCN05 ACJ
MakePorsche
ModelBoxster
Year2005
ColourBlack
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

19 pass 4 fail
Pass 14 Apr 2026 88,004 miles

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

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

Fail 7 Apr 2026 88,000 miles

Nearside Rear Brake pipe excessively corroded front to rear (1.1.11 (c))

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

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

Pass 18 Feb 2025 86,430 miles

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

Pass 27 Feb 2024 81,359 miles

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

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

Fail 26 Feb 2024 81,358 miles

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

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

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

Pass 17 Mar 2023 73,365 miles
Fail 16 Mar 2023 73,365 miles

Nearside Front Brake pipe excessively corroded TO REAR (1.1.11 (c))

Pass 18 Mar 2022 72,427 miles

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

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

Nearside Front Valve stem slightly damaged slightly perished (5.2.3 (j))

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

Offside Front Valve stem slightly damaged slightly perished (5.2.3 (j))

Pass 24 Feb 2021 69,686 miles
Pass 16 Jul 2020 68,602 miles
Pass 9 May 2019 66,794 miles

Nearside Front Steering rack has slight free play detected at steering wheel inner rack end (2.3 (a) (i))

Nearside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

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

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

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

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

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

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

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

Pass 23 Apr 2018 65,356 miles

Front tyres cracked in tread

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 26 Apr 2017 62,762 miles

Nearside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

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

Offside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

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

Fail 26 Apr 2017 62,762 miles

Nearside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

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

Offside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Offside Rear Registration plate lamp not working (1.1.C.1d)

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

Pass 26 Apr 2016 60,524 miles

Nearside Front Steering system has slight free play detected at steering wheel (2.2.A.1b)

Pass 7 May 2015 57,989 miles

Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Nearside Front Steering system has slight free play detected at steering wheel (2.2.A.1b)

Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Pass 28 Apr 2014 52,111 miles

Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Pass 23 May 2013 48,291 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Pass 11 May 2012 41,447 miles

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

Pass 11 May 2011 34,329 miles
Pass 8 Apr 2010 25,529 miles
Pass 21 Feb 2009 22,277 miles
Pass 29 Feb 2008 19,923 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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CN05 ACJ is a 2005 Porsche Boxster in Black with a 3,179cc petrol engine. This vehicle has been through 23 MOT tests with a personal pass rate of 82.6%.

Across all 2005 Porsche Boxster models, the average MOT pass rate is 84.4% with a typical mileage of 53,703 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 CN05 ACJ, 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 21 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 CN05 ACJ?

You can check the full history of CN05 ACJ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was CN05 ACJ registered?

CN05 ACJ is a 2005 Porsche Boxster, first registered on 1 March 2005.

Is CN05 ACJ safe to buy?

The MOT history for CN05 ACJ 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 CN05 ACJ 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 CN05 ACJ. 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.