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UNZ 678

1991 Mazda MX-5

Yellow Petrol 1590cc
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MOT Status

Valid
Expires3 Jul 2027
Tests24 (19 pass, 5 fail)
Pass rate79.2%

Mileage

37,854 mi
Last recorded37,854 miles
Recorded on4 Jul 2026
Typical for 1991 Mazda MX-5114,279 mi

Below or average mileage for this year

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

RegistrationUNZ 678
MakeMazda
ModelMX-5
Year1991
ColourYellow
Fuel typePetrol
Engine1,590cc

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

19 pass 5 fail
Pass 4 Jul 2026 37,854 miles
Pass 1 Jul 2025 37,356 miles
Pass 21 May 2024 36,231 miles

Central Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Fail 21 May 2024 36,231 miles

Central Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Nearside Front Direction indicator not working (4.4.1 (a) (ii))

Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Pass 12 Jun 2023 34,249 miles
Pass 17 Jun 2022 33,600 miles
Pass 17 Jun 2021 29,974 miles
Pass 20 Apr 2019 29,555 miles

Front Exhaust has a minor leak of exhaust gases JOINT (6.1.2 (a))

Rear Registration plate lamp throwing direct white light to the rear BOTH (4.7.1 (a))

Pass 22 Mar 2018 29,064 miles
Pass 29 Mar 2016 28,858 miles
Pass 13 Mar 2015 25,410 miles
Pass 25 Mar 2014 21,073 miles
Pass 28 Mar 2013 13,140 miles
Pass 16 Mar 2012 6,598 miles
Fail 14 Mar 2012 6,596 miles

Offside Rear Seat belt anchorage prescribed area is excessively corroded (5.2.6)

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

Offside front brake binding (3.7.B.1)

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

Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone 'A' (8.3.1e)

Pass 9 Mar 2011 185,964 miles
Fail 9 Mar 2011 185,964 miles

Offside Rear fog lamp missing (1.3.2a)

Offside rear brake binding (3.7.B.1)

Offside rear brake recording little or no effort (3.7.B.5a)

Offside rear parking brake recording little or no effort (3.7.B.6a)

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

Pass 8 Mar 2010 181,129 miles

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

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

Nearside Rear brake disc slightly pitted (3.5.1h)

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

Offside Rear brake disc slightly pitted (3.5.1h)

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

Pass 9 Mar 2009 176,068 miles

Oil leak

Rear Service brake: service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Fail 9 Mar 2009 176,067 miles

Horn not working (1.6.2a)

Offside Brake cable has restricted free movement (3.5.1k)

Offside Registration plate lamp not working (1.1.5c)

Offside rear parking brake recording little or no effort (3.7.B.6a)

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

Oil leak

Rear Service brake: service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Pass 1 Apr 2008 167,350 miles

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

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

Oil leak

Pass 3 Apr 2007 160,873 miles
Fail 3 Apr 2007 160,873 miles

Nearside Front brake caliper has restricted free movement (3.5.1k)

Pass 7 Apr 2006 153,738 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)

How Reliable is the Mazda MX-5?

Based on 2,502,760 MOT tests across 160,823 vehicles.

76.5%
Pass Rate
2,964
Miles/Year
36
Year Lifespan
160,823
On UK Roads

Top MOT Failure Points

Seat belt anchorage prescribed area is excessively corroded 44,475
Tyre tread depth below requirements of 1.6mm 41,962
Windscreen wiper does not clear the windscreen effectively 35,980
Parking brake: efficiency below requirements 33,281
Brake pad(s) less than 1.5 mm thick 32,722
Full Mazda MX-5 reliability report

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UNZ 678 is a 1991 Mazda MX-5 in Yellow with a 1,590cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 79.2%.

Across all 1991 Mazda MX-5 models, the average MOT pass rate is 68.4% with a typical mileage of 114,279 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mazda MX-5 fails its MOT is seat belt anchorage prescribed area is excessively corroded, accounting for 44,475 recorded failures. If you're considering buying UNZ 678, it's worth having these areas checked by a mechanic before committing.

The Mazda MX-5 typically stays on UK roads for around 36 years. At 35 years old, this Mazda MX-5 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of UNZ 678?

You can check the full history of UNZ 678 by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was UNZ 678 registered?

UNZ 678 is a 1991 Mazda MX-5, first registered on 31 December 1991.

Is UNZ 678 safe to buy?

The MOT history for UNZ 678 shows 24 tests with a 79.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does UNZ 678 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 UNZ 678. 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.