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B21 WAL

2004 BMW Z4

Blue Petrol 2171cc
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MOT Status

Valid
Expires10 May 2027
Tests22 (19 pass, 3 fail)
Pass rate86.4%

Mileage

85,133 mi
Last recorded85,133 miles
Recorded on11 May 2026
Typical for 2004 BMW Z466,558 mi

Above average mileage for this year

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

RegistrationB21 WAL
MakeBMW
ModelZ4
Year2004
ColourBlue
Fuel typePetrol
Engine2,171cc

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 3 fail
Pass 11 May 2026 85,133 miles

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

UNDERTRAYS FITTED

Pass 28 Apr 2025 84,701 miles

ENGINE COVERS UNDERTRAYS FITTED

Offside Front Headlamp lens slightly defective (4.1.1 (b) (i))

Pass 7 Mar 2024 79,323 miles

fuel cap seal perished

Fail 6 Mar 2024 79,323 miles

Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))

Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))

Nearside Headlamp lens slightly defective (4.1.1 (b) (i))

Offside Headlamp lens slightly defective (4.1.1 (b) (i))

fuel cap seal perished

Pass 14 Mar 2023 66,265 miles
Pass 20 Apr 2022 63,308 miles
Pass 20 Apr 2021 60,883 miles
Fail 15 Apr 2021 60,883 miles

Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))

Nearside Front Suspension arm pin or bush excessively worn rear (5.3.4 (a) (i))

Nearside Rear Brake pipe excessively corroded (1.1.11 (c))

Offside Front Suspension arm pin or bush excessively worn rear (5.3.4 (a) (i))

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))

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

Pass 4 Jul 2019 57,600 miles

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

Pass 28 Jul 2018 53,643 miles
Pass 22 Jul 2017 49,201 miles

nearside rear tyre worn to 1.6mm

slight play in both front ball joints

slight play in both front lower arm rear bushes

Pass 16 Jul 2016 45,066 miles

Nearside Rear Tyre worn close to the legal limit 2mm (4.1.E.1)

Pass 15 Jul 2015 41,095 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Pass 3 Jul 2014 39,169 miles
Pass 8 Jul 2013 36,543 miles
Pass 6 Jul 2012 34,474 miles

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

slight play in both front lower swivels

Pass 11 Jul 2011 31,394 miles
Pass 14 Jul 2010 29,914 miles
Fail 13 Jul 2010 29,914 miles

Nearside Rear coil spring incomplete (2.4.C.1a)

Pass 7 Jul 2009 27,124 miles
Pass 30 Jun 2008 23,888 miles
Pass 21 Jun 2007 19,986 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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B21 WAL is a 2004 BMW Z4 in Blue with a 2,171cc petrol engine. This vehicle has been through 22 MOT tests with a personal pass rate of 86.4%.

Across all 2004 BMW Z4 models, the average MOT pass rate is 76.2% with a typical mileage of 66,558 miles. This particular vehicle has performed better than the average for its year.

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 B21 WAL, 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 22 years old, this BMW Z4 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of B21 WAL?

You can check the full history of B21 WAL by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was B21 WAL registered?

B21 WAL is a 2004 BMW Z4, first registered on 17 July 2004.

Is B21 WAL safe to buy?

The MOT history for B21 WAL shows 22 tests with a 86.4% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does B21 WAL 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 B21 WAL. 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.