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K12 ONX

2003 Porsche 911

Silver Petrol 3596cc
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MOT Status

Expired
Expires16 Jun 2026
Tests19 (14 pass, 5 fail)
Pass rate73.7%

Mileage

120,776 mi
Last recorded120,776 miles
Recorded on17 Jun 2025
Typical for 2003 Porsche 91156,599 mi

Significantly above average — investigate

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

RegistrationK12 ONX
MakePorsche
Model911
Year2003
ColourSilver
Fuel typePetrol
Engine3,596cc

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

14 pass 5 fail
Pass 17 Jun 2025 120,776 miles
Pass 30 May 2024 118,917 miles
Pass 1 Jul 2021 118,131 miles
Pass 1 Jun 2019 117,079 miles
Pass 13 Sep 2017 115,896 miles

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

Nearside Front Lower Anti-roll bar linkage has slight play in a ball joint (2.4.G.2)

Nearside Headlamp deteriorated but light output not reduced (1.7.5a)

Offside Front Direction indicator slightly discoloured (1.4.A.2f)

Offside Headlamp deteriorated but light output not reduced (1.7.5a)

Pass 17 Aug 2016 114,760 miles

Fuel cap seal perishing

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

Pass 26 Jun 2015 109,267 miles

Nearside Outer Front Front constant velocity joint gaiter deteriorated, but preventing the ingress of dirt (2.5.C.1a)

Fail 25 Jun 2015 109,267 miles

Offside Stop lamp not working (1.2.1b)

Nearside Outer Front Front constant velocity joint gaiter deteriorated, but preventing the ingress of dirt (2.5.C.1a)

Pass 27 May 2014 101,584 miles

Nearside Front Direction indicators slightly discoloured (1.4.A.2f)

Offside Front Direction indicators slightly discoloured (1.4.A.2f)

Offside Rear Suspension arm has slight play in a ball joint (2.4.G.2)

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Fail 22 May 2014 101,438 miles

Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)

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

Offside Front position lamp(s) not working (1.1.A.3b)

Nearside Front Direction indicators slightly discoloured (1.4.A.2f)

Offside Front Direction indicators slightly discoloured (1.4.A.2f)

Offside Rear Suspension arm has slight play in a ball joint (2.4.G.2)

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Pass 8 Mar 2013 96,768 miles

Nail in offside rear tyre

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

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

Offside Front Direction indicator slightly discoloured (1.4.A.2f)

Offside Obligatory mirror damaged, but not seriously affecting the rear view (8.1.2a)

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Fail 8 Mar 2013 96,768 miles

Front Headlamp does not operate immediately when selected on dipped beam (1.7.4a)

Front Headlamp does not operate immediately when selected on main beam (1.7.4a)

Front Windscreen wiper not operating automatically when switched on (8.2.1b)

Front registration plate character(s) incorrectly spaced (6.3.4a)

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

Headlamp aim not tested (1.8.A.1c)

Nearside Front position lamp(s) not working (1.1.A.3b)

Nearside Headlamp not working on dipped beam (1.7.5a)

Nearside Headlamp not working on main beam (1.7.5a)

Nearside Outer Rear position lamp(s) not working (1.1.A.3b)

Offside Headlamp not working on dipped beam (1.7.5a)

Offside Headlamp not working on main beam (1.7.5a)

Rear fog lamp not working (1.3.2b)

Rear fog lamp tell tale not working (1.3.1b)

Rear registration plate character(s) incorrectly spaced (6.3.4a)

Windscreen washer provides insufficient washer liquid (8.2.3)

Nail in offside rear tyre

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

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

Offside Front Direction indicator slightly discoloured (1.4.A.2f)

Offside Obligatory mirror damaged, but not seriously affecting the rear view (8.1.2a)

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Pass 29 Nov 2011 86,913 miles
Fail 29 Nov 2011 86,913 miles

Nearside Front constant velocity joint gaiter split (2.5.C.1a)

Pass 4 Nov 2010 78,860 miles
Pass 26 Oct 2009 67,789 miles
Pass 18 Jun 2008 65,869 miles
Fail 9 Jun 2008 65,830 miles

Front registration plate character(s) incorrectly spaced (6.3.4a)

Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Rear registration plate character(s) incorrectly spaced (6.3.4a)

Pass 17 Mar 2007 53,064 miles

How Reliable is the Porsche 911?

Based on 977,057 MOT tests across 73,061 vehicles.

85.2%
Pass Rate
1,867
Miles/Year
47
Year Lifespan
73,061
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 20,869
position lamp(s) not working 7,590
Windscreen washer provides insufficient washer liquid 6,439
Headlamp aim too high 6,432
Brake pipe excessively corroded 5,466
Full Porsche 911 reliability report

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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.

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K12 ONX is a 2003 Porsche 911 in Silver with a 3,596cc petrol engine. This vehicle has been through 19 MOT tests with a personal pass rate of 73.7%.

Across all 2003 Porsche 911 models, the average MOT pass rate is 83.0% with a typical mileage of 56,599 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 911 fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 20,869 recorded failures. If you're considering buying K12 ONX, it's worth having these areas checked by a mechanic before committing.

The Porsche 911 typically stays on UK roads for around 47 years. At 23 years old, this Porsche 911 is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of K12 ONX?

You can check the full history of K12 ONX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was K12 ONX registered?

K12 ONX is a 2003 Porsche 911, first registered on 11 August 2003.

Is K12 ONX safe to buy?

The MOT history for K12 ONX shows 19 tests with a 73.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does K12 ONX 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 K12 ONX. 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.