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FY04 KNU

2004 Mazda MX-5

Black Petrol 1839cc
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MOT Status

Valid
Expires5 Sep 2026
Tests24 (17 pass, 7 fail)
Pass rate70.8%

Mileage

122,890 mi
Last recorded122,890 miles
Recorded on6 Sep 2025
Typical for 2004 Mazda MX-559,584 mi

Significantly above average — investigate

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

RegistrationFY04 KNU
MakeMazda
ModelMX-5
Year2004
ColourBlack
Fuel typePetrol
Engine1,839cc

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

17 pass 7 fail
Pass 6 Sep 2025 122,890 miles

Nearside Front Position lamp incorrect colour (4.2.3 (a) (i))

Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Nearside Front Wheel bearing has slight play (5.1.3 (a) (i))

Nearside Rear Anti-roll bar linkage ball joint has slight play (5.3.4 (a) (i))

Nearside Rear Outer Integral body structure is fractured but structural rigidity is not significantly reduced (6.1.1 (a) (i))

Nearside Rear Outer Integral body structure is repaired but structural rigidity is not significantly reduced (6.1.1 (d) (i))

Offside Front Position lamp incorrect colour (4.2.3 (a) (i))

Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

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

Fail 26 Aug 2025 122,866 miles

Horn not working (7.7 (a))

Nearside Rear Outer Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced sill loose not welded (6.1.1 (c) (i))

Offside Rear Parking brake inoperative on one side (1.4.1 (a))

Exhaust has a minor leak of exhaust gases after cat nuts missing (6.1.2 (a))

Nearside Front Position lamp incorrect colour (4.2.3 (a) (i))

Nearside Front Wheel bearing has slight play (5.1.3 (a) (i))

Nearside Rear Anti-roll bar linkage ball joint has slight play (5.3.4 (a) (i))

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

Nearside Rear Position lamp has a product on the lens or light source which obviously reduces light intensity (4.2.3 (b) (i))

Offside Front Position lamp incorrect colour (4.2.3 (a) (i))

Offside Rear Position lamp has a product on the lens or light source which obviously reduces light intensity (4.2.3 (b) (i))

Rear Rear reflector defective or damaged by up to 50% of the reflecting surface both sides (4.8.1 (a) (i))

Pass 29 Aug 2024 108,839 miles

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

Nearside Inner Integral body structure is corroded but structural rigidity is not significantly reduced (6.1.1 (c) (i))

Nearside Rear Shock absorbers has light misting of oil (5.3.2 (b))

Nearside Rear Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

Offside Front Lower Body panel slightly loose wing corroded (6.2.1 (a) (i))

Offside Front Service brake binding but not excessively (1.2.1 (f))

Fail 23 Aug 2024 108,820 miles

Offside Front Inner Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced sill (6.1.1 (c) (i))

Offside Rear Inner Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced sill (6.1.1 (c) (i))

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

Nearside Inner Integral body structure is corroded but structural rigidity is not significantly reduced (6.1.1 (c) (i))

Nearside Rear Shock absorbers has light misting of oil (5.3.2 (b))

Nearside Rear Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

Offside Front Lower Body panel slightly loose wing corroded (6.2.1 (a) (i))

Offside Front Service brake binding but not excessively (1.2.1 (f))

Pass 9 Aug 2023 106,376 miles
Pass 11 Aug 2022 105,477 miles
Pass 19 Apr 2021 105,161 miles
Pass 2 Jul 2018 104,670 miles

Nearside Windscreen wiper blade defective (3.4 (b) (i))

Pass 3 Jul 2017 10,405 miles
Pass 30 Jun 2016 100,902 miles

brake pipes covered in sealer/grease

Pass 6 Jul 2015 100,555 miles

front to rear brake pipes covered in sealer

Pass 7 Jul 2014 99,512 miles

both rear brakes binding slightly

brake pipes & underneath car covered in wax oil

Fail 7 Jul 2014 99,512 miles

Nearside Front Mechanical brake component has restricted free movement (3.5.1k)

Headlamp aim too low (1.8)

both rear brakes binding slightly

brake pipes & underneath car covered in wax oil

Pass 26 Jun 2013 97,371 miles
Pass 18 Jul 2012 94,951 miles

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

Nearside Front front brake juddering slightly (3.7.A.2b)

Under-trays fitted obscuring some underside components

Fail 22 Jun 2012 94,712 miles

Nearside Rear Brake pipe excessively corroded (3.6.B.2c)

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

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

Nearside front brake juddering slightly (3.7.A.2b)

Under-trays fitted obscuring some underside components

Pass 14 Jul 2011 92,791 miles

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

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

Fail 14 Jul 2011 92,791 miles

Nearside front brake binding (3.7.B.1)

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

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

Pass 29 Apr 2010 89,726 miles
Fail 27 Apr 2010 89,715 miles

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

Nearside front brake binding (3.7.B.1)

Pass 2 Apr 2009 82,241 miles

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

Pass 5 Mar 2008 75,248 miles
Fail 4 Mar 2008 75,248 miles

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

Pass 18 Apr 2007 67,773 miles

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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FY04 KNU is a 2004 Mazda MX-5 in Black with a 1,839cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 70.8%.

Across all 2004 Mazda MX-5 models, the average MOT pass rate is 75.9% with a typical mileage of 59,584 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 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 FY04 KNU, 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 22 years old, this Mazda MX-5 is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of FY04 KNU?

You can check the full history of FY04 KNU by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was FY04 KNU registered?

FY04 KNU is a 2004 Mazda MX-5, first registered on 29 March 2004.

Is FY04 KNU safe to buy?

The MOT history for FY04 KNU shows 24 tests with a 70.8% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does FY04 KNU 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 FY04 KNU. 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.