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M12 ASM

2003 Porsche 911

Silver Petrol 3600cc
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MOT Status

Valid
Expires6 Jul 2027
Tests25 (21 pass, 4 fail)
Pass rate84%

Mileage

108,676 mi
Last recorded108,676 miles
Recorded on7 Jul 2026
Typical for 2003 Porsche 91156,599 mi

Significantly above average — investigate

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

RegistrationM12 ASM
MakePorsche
Model911
Year2003
ColourSilver
Fuel typePetrol
Engine3,600cc

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

21 pass 4 fail
Pass 7 Jul 2026 108,676 miles
Pass 12 Aug 2025 106,217 miles

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

Front Brake pipe corroded, covered in grease or other material both side. (1.1.11 (c))

Pass 15 Aug 2024 103,781 miles

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

Front Brake pipe corroded, covered in grease or other material both side. (1.1.11 (c))

Pass 16 Aug 2023 102,045 miles

Offside Front Items removed from driver's view prior to test

Fail 11 Aug 2023 102,045 miles

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

Offside Front Items removed from driver's view prior to test

Pass 10 Aug 2022 98,927 miles
Pass 12 Aug 2021 96,410 miles

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

Pass 10 Mar 2020 95,003 miles
Pass 2 Jan 2019 90,771 miles

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Pass 18 Jan 2018 88,427 miles
Pass 13 Jan 2017 84,973 miles

Offside Rear Shock absorber has a light misting of oil (2.7.3)

Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)

Pass 13 Jan 2016 78,298 miles
Fail 11 Jan 2016 78,292 miles

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

Pass 13 Mar 2015 76,453 miles

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

Pass 3 Mar 2014 70,362 miles
Pass 15 Feb 2013 59,495 miles
Pass 5 Mar 2012 54,689 miles
Pass 10 Feb 2011 50,469 miles
Pass 8 Feb 2010 42,679 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)

Fail 29 Jan 2010 42,613 miles

Nearside Inner Front brake disc excessively pitted (3.5.1h)

Offside Inner Front brake disc excessively pitted (3.5.1h)

Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

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 3 Feb 2009 38,336 miles
Fail 16 Jan 2009 38,289 miles

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

Nearside Rear brake disc excessively pitted (3.5.1h)

Offside Front brake disc excessively pitted (3.5.1h)

Offside Rear brake disc excessively pitted (3.5.1h)

Nearside Front brake disc slightly pitted (3.5.1h)

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

Pass 18 Jan 2008 32,989 miles
Pass 19 Mar 2007 28,465 miles
Pass 18 Mar 2006 23,237 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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M12 ASM is a 2003 Porsche 911 in Silver with a 3,600cc petrol engine. This vehicle has been through 25 MOT tests with a personal pass rate of 84%.

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 performed better than the average for its year.

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 M12 ASM, 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 M12 ASM?

You can check the full history of M12 ASM by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was M12 ASM registered?

M12 ASM is a 2003 Porsche 911, first registered on 31 March 2003.

Is M12 ASM safe to buy?

The MOT history for M12 ASM shows 25 tests with a 84% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does M12 ASM 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 M12 ASM. 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.