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JON 730W

1988 Porsche 928 S

Blue Petrol 4957cc
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MOT Status

Valid
Expires15 Aug 2027
Tests26 (20 pass, 6 fail)
Pass rate76.9%

Mileage

101,562 mi
Last recorded101,562 miles
Recorded on14 Aug 2026
Typical for 1988 Porsche 928 S108,938 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

RegistrationJON 730W
MakePorsche
Model928 S
Year1988
ColourBlue
Fuel typePetrol
Engine4,957cc

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

20 pass 6 fail
Pass 14 Aug 2026 101,562 miles
Pass 14 Aug 2025 99,765 miles
Pass 7 Aug 2024 98,982 miles
Pass 8 Aug 2023 98,747 miles
Fail 8 Aug 2023 98,747 miles

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

Pass 4 Aug 2022 98,291 miles

Nearside Front Steering rack gaiter damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Offside Front Steering rack gaiter damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Pass 2 Aug 2021 97,361 miles
Fail 2 Aug 2021 97,355 miles

Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b))

Nearside Headlamp aim too high (4.1.2 (a))

Offside Headlamp aim too high (4.1.2 (a))

Pass 3 Aug 2020 97,193 miles
Pass 31 Jul 2019 96,054 miles
Pass 2 Aug 2018 95,749 miles
Pass 16 Aug 2017 95,029 miles

Nearside Headlamp has a product on the light source but not seriously reducing light output (1.7.5a)

Offside Headlamp has a product on the light source but not seriously reducing light output (1.7.5a)

Fail 12 Aug 2017 95,027 miles

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

Nearside Headlamp aim too high (1.8)

Offside Headlamp aim too high (1.8)

Windscreen washer provides insufficient washer liquid (8.2.3)

Nearside Headlamp has a product on the light source but not seriously reducing light output (1.7.5a)

Offside Headlamp has a product on the light source but not seriously reducing light output (1.7.5a)

Wipers not tested for clearing screen as washers inop

Pass 10 Aug 2016 94,353 miles
Pass 8 Aug 2015 93,191 miles

Nearside Front Anti-roll bar linkage rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

Nearside Front Upper Suspension arm has slight play in a ball joint (2.4.G.2)

Nearside Front Upper Suspension arm has slight play in a pin/bush (2.4.G.2)

Offside Front Anti-roll bar linkage rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

oil leak

Fail 18 Jul 2015 93,140 miles

Nearside Front Steering rack gaiter split (2.2.D.2d)

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

Pass 29 Jul 2014 92,421 miles
Fail 17 Feb 2014 92,398 miles

Exhaust emissions carbon monoxide content excessive (7.3.B.1a)

Offside Headlamp aim too high (1.8)

Offside Headlamp insecure (1.7.3)

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

Offside Windscreen washer provides insufficient washer liquid (8.2.3)

Pass 29 Sep 2012 92,134 miles

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

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

Pass 14 Oct 2011 91,816 miles

Coolant leak

both rear tyres worn on outer edges

Pass 2 Oct 2010 91,316 miles

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

Pass 28 Sep 2009 90,807 miles
Fail 28 Sep 2009 90,807 miles

Nearside Registration plate lamp not working (1.1.5c)

Offside Registration plate lamp not working (1.1.5c)

Pass 23 Sep 2008 90,323 miles
Pass 5 Oct 2007 90,194 miles
Pass 7 Oct 2006 89,894 miles

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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JON 730W is a 1988 Porsche 928 S in Blue with a 4,957cc petrol engine. This vehicle has been through 26 MOT tests with a personal pass rate of 76.9%.

Across all 1988 Porsche 928 S models, the average MOT pass rate is 78.4% with a typical mileage of 108,938 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 JON 730W, 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 38 years old, this Porsche 928 S is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of JON 730W?

You can check the full history of JON 730W by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was JON 730W registered?

JON 730W is a 1988 Porsche 928 S, first registered on 1 August 1988.

Is JON 730W safe to buy?

The MOT history for JON 730W shows 26 tests with a 76.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does JON 730W 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 JON 730W. 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.