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C11 CNM

1989 Porsche 911

Black Petrol 3164cc
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MOT Status

Valid
Expires22 Jun 2027
Tests21 (19 pass, 2 fail)
Pass rate90.5%

Mileage

148,640 mi
Last recorded148,640 miles
Recorded on10 Jun 2026
Typical for 1989 Porsche 91183,894 mi

Significantly above average — investigate

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

RegistrationC11 CNM
MakePorsche
Model911
Year1989
ColourBlack
Fuel typePetrol
Engine3,164cc

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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 2 fail
Pass 10 Jun 2026 148,640 miles
Pass 20 Jun 2025 148,610 miles
Pass 5 Jun 2024 147,971 miles
Pass 12 Jun 2023 147,879 miles
Pass 23 Jun 2022 147,846 miles
Pass 16 Jun 2021 147,772 miles
Pass 22 Jun 2020 147,711 miles
Pass 15 Apr 2019 147,654 miles
Pass 13 Mar 2018 147,607 miles
Pass 14 Mar 2017 147,524 miles
Pass 8 Mar 2016 147,102 miles
Pass 18 Dec 2014 146,978 miles
Pass 13 Sep 2013 146,948 miles
Fail 10 Sep 2013 146,946 miles

Brakes imbalanced across an axle (3.7.B.5b)

Nearside Front front brake binding (3.7.B.1)

Nearside rear brake binding (3.7.B.1)

front brakes release unevenly (3.7.B.4)

Pass 3 Jul 2012 146,245 miles

Nearside Rear Brake hose has slight corrosion to ferrules (3.6.B.4e)

Offside Rear Brake hose has slight corrosion to ferrules (3.6.B.4e)

Pass 27 Nov 2010 146,008 miles

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

Fail 26 Nov 2010 146,007 miles

Front registration plate missing (6.3.1a)

Nearside Headlamp aim too low and too far to the right. (1.8)

Offside Front An item not tested (Manual)

Offside Headlamp aim too low (1.8)

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

Offside front brake binding (3.7.B.1)

Rear fog lamp not working (1.3.2b)

Service brake: efficiency below requirements (3.7.B.7)

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

Pass 16 Oct 2009 145,762 miles

Exhaust has part of the system slightly deteriorated (7.1.1a)

Nearside Rear Brake hose has slight corrosion to ferrules (3.6.B.4e)

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

Offside Rear Brake hose has slight corrosion to ferrules (3.6.B.4e)

Pass 1 Jul 2008 145,674 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 6 Mar 2007 144,925 miles
Pass 7 Feb 2006 143,860 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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C11 CNM is a 1989 Porsche 911 in Black with a 3,164cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 90.5%.

Across all 1989 Porsche 911 models, the average MOT pass rate is 82.6% with a typical mileage of 83,894 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 C11 CNM, 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 37 years old, this Porsche 911 is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of C11 CNM?

You can check the full history of C11 CNM by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was C11 CNM registered?

C11 CNM is a 1989 Porsche 911, first registered on 12 January 1989.

Is C11 CNM safe to buy?

The MOT history for C11 CNM shows 21 tests with a 90.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does C11 CNM 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 C11 CNM. 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.