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BT04 ADA

2021 BMW Z4

Black Petrol 1998cc
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MOT Status

Valid
Expires28 Dec 2026
Tests24 (20 pass, 4 fail)
Pass rate83.3%

Mileage

54,244 mi
Last recorded54,244 miles
Recorded on29 Dec 2025
Typical for 2021 BMW Z420,792 mi

Significantly above average — investigate

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

RegistrationBT04 ADA
MakeBMW
ModelZ4
Year2021
ColourBlack
Fuel typePetrol
Engine1,998cc

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 4 fail
Pass 29 Dec 2025 54,244 miles
Pass 8 Dec 2025 115,457 miles

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

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

Pass 7 Jul 2025 44,481 miles

Nearside Rear Tyre worn close to legal limit/worn on edge 3.0mm also worn on inner edge (5.2.3 (e))

Offside Front Shock absorbers has light misting of oil (5.3.2 (b))

Offside Rear Tyre worn close to legal limit/worn on edge 3.0mm also worn on inner edge (5.2.3 (e))

Pass 10 Dec 2024 110,069 miles
Pass 23 Jul 2024 23,658 miles
Pass 15 Dec 2023 98,980 miles
Pass 19 Oct 2022 91,977 miles

Nearside Front Tyre slightly damaged/cracking or perishing and getting worn (5.2.3 (d) (ii))

Rear Shock absorbers has slight external damage to the casing both sides lower half corroded (5.3.2 (b))

Pass 21 Oct 2021 89,114 miles

Front Inner Brake disc worn, pitted or scored, but not seriously weakened both inner faces (1.1.14 (a) (ii))

Front front shock absorbers heavily corroded

Nearside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

Offside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

Rear shock absorbers corroded on lower stem

Pass 28 Oct 2020 85,654 miles
Pass 22 Oct 2019 81,391 miles
Pass 24 Oct 2018 76,469 miles

Offside Rear handbrake cable sticking

Pass 2 Nov 2017 71,177 miles
Fail 23 Oct 2017 71,172 miles

Offside Rear brake caliper has restricted free movement (3.5.1k)

Pass 18 Oct 2016 66,106 miles
Fail 18 Oct 2016 66,106 miles

Nearside Rear Exhaust system not adequately supported mounting at box (7.1.1)

Offside Rear coil spring broken (2.4.C.1a)

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

Pass 29 Sep 2015 58,890 miles

Undertrays and engine covers fitted

Pass 14 Oct 2014 54,040 miles
Fail 13 Oct 2014 54,040 miles

Nearside Front front brake application uneven (3.7.B.2)

Nearside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Pass 25 Oct 2013 45,415 miles

Offside Front Front suspension has slight play in a upper suspension ball joint (2.5.B.1a)

Fail 18 Oct 2013 45,415 miles

Nearside Ball joint has excessive play (2.2.B.1f)

Nearside Front Tyre has ply or cords exposed (4.1.D.1b)

Offside Ball joint has excessive play (2.2.B.1f)

Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc (2.5.C.1a)

Offside Headlamp aim beam image obviously incorrect (1.8.A.1b)

Offside Headlamp aim too low (1.8)

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

Offside Front Tyre has ply or cords exposed (4.1.D.1b) DANGEROUS

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

Offside Front Front suspension has slight play in a upper suspension ball joint (2.5.B.1a)

Pass 29 Aug 2012 31,313 miles
Pass 22 Sep 2011 29,971 miles
Pass 24 Sep 2010 25,129 miles
Pass 17 Sep 2009 19,512 miles

How Reliable is the BMW Z4?

Based on 699,787 MOT tests across 46,739 vehicles.

79.5%
Pass Rate
3,672
Miles/Year
23
Year Lifespan
46,739
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 14,961
coil spring broken 6,689
Tyre has ply or cords exposed 5,893
Brake pipe excessively corroded 5,843
coil spring fractured 5,828
Full BMW Z4 reliability report

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BT04 ADA is a 2021 BMW Z4 in Black with a 1,998cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 83.3%.

Across all 2021 BMW Z4 models, the average MOT pass rate is 91.7% with a typical mileage of 20,792 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 BMW Z4 fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 14,961 recorded failures. If you're considering buying BT04 ADA, it's worth having these areas checked by a mechanic before committing.

The BMW Z4 typically stays on UK roads for around 23 years. At 5 years old, this BMW Z4 is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of BT04 ADA?

You can check the full history of BT04 ADA by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was BT04 ADA registered?

BT04 ADA is a 2021 BMW Z4, first registered on 26 July 2021.

Is BT04 ADA safe to buy?

The MOT history for BT04 ADA shows 24 tests with a 83.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does BT04 ADA 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 BT04 ADA. 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.