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J928 ONE

1991 Porsche 928 S

Black Petrol 4957cc
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MOT Status

Valid
Expires15 Oct 2026
Tests13 (9 pass, 4 fail)
Pass rate69.2%

Mileage

94,377 mi
Last recorded94,377 miles
Recorded on16 Oct 2025
Typical for 1991 Porsche 928 S112,746 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

RegistrationJ928 ONE
MakePorsche
Model928 S
Year1991
ColourBlack
Fuel typePetrol
Engine4,957cc

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50+ data points
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MOT History

9 pass 4 fail
Pass 16 Oct 2025 94,377 miles
Pass 15 Oct 2024 94,377 miles

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

Rear Inner both side lower wings corroded

Fail 24 Sep 2024 94,377 miles

Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))

Horn not working (7.7 (a))

Nearside Side repeater not working (4.4.1 (a) (ii))

Offside Stop lamp(s) not working (4.3.1 (a) (ii))

Service brake efficiency below requirements (1.2.2 (a) (i))

Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))

Windscreen wiper not working (3.4 (a))

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

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

Rear Inner both side lower wings corroded

Pass 5 Sep 2013 94,303 miles
Fail 13 Jul 2013 94,288 miles

Anti-lock braking system warning lamp indicates an ABS fault (3.4.1c)

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

Parking brake lever has no reserve travel (3.1.6b)

Rear fog lamp not working (1.3.2b)

Front Brake pad(s) wearing thin (3.5.1g)

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

Oil leak

Pass 16 Mar 2012 93,444 miles
Pass 16 Feb 2011 93,181 miles
Pass 21 Sep 2009
Pass 19 Sep 2007 82,950 miles
Pass 14 Nov 2006 79,885 miles
Fail 31 Oct 2006 79,885 miles

Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Offside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Fuel pipe/s corroded

Nearside Front Front wheel bearing has slight play (2.5.A.3c)

Nearside Rear Brake cable has wires broken but is not significantly weakened (3.5.1b)

Offside Front Front wheel bearing has slight play (2.5.A.3c)

Offside Rear Brake cable has wires broken but is not significantly weakened (3.5.1b)

Oil leak

Power steering pipe(s) or hose(s) has slight seepage (2.3.3b)

Pass 9 Nov 2005 77,358 miles
Fail 8 Nov 2005 77,358 miles

Horn not working (1.6.2a)

front brake discs fitted incorrectly

front wiper blades fitted incorrectly

n/s/r seatbelt slightly frayed

n/s/r seatbelt twisted

o/s driving lamp damaged,condensation on lens

o/s handbrake cable collapsed

o/s washer jet poorly aligned

slight play n/s/f wheel bearing

How Reliable is the Porsche 928 S?

Based on 20,949 MOT tests across 1,961 vehicles.

75.6%
Pass Rate
700
Miles/Year
46
Year Lifespan
1,961
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 751
Headlamp aim too low 593
fog lamp not working 553
Tyre tread depth below requirements of 1.6mm 531
Windscreen wiper does not clear the windscreen effectively 365
Full Porsche 928 S reliability report

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J928 ONE is a 1991 Porsche 928 S in Black with a 4,957cc petrol engine. This vehicle has been through 13 MOT tests with a personal pass rate of 69.2%.

Across all 1991 Porsche 928 S models, the average MOT pass rate is 77.1% with a typical mileage of 112,746 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 928 S fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 751 recorded failures. If you're considering buying J928 ONE, it's worth having these areas checked by a mechanic before committing.

The Porsche 928 S typically stays on UK roads for around 46 years. At 35 years old, this Porsche 928 S is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of J928 ONE?

You can check the full history of J928 ONE by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was J928 ONE registered?

J928 ONE is a 1991 Porsche 928 S, first registered on 31 December 1991.

Is J928 ONE safe to buy?

The MOT history for J928 ONE shows 13 tests with a 69.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does J928 ONE 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 J928 ONE. 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.