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BW03 KBX

2003 BMW Z4

Silver Petrol 2979cc
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MOT Status

Expired
Expires10 Jul 2026
Tests30 (20 pass, 10 fail)
Pass rate66.7%

Mileage

103,432 mi
Last recorded103,432 miles
Recorded on11 Jul 2025
Typical for 2003 BMW Z467,714 mi

Significantly above average — investigate

4 checks still locked for this BMW
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Vehicle Details

RegistrationBW03 KBX
MakeBMW
ModelZ4
Year2003
ColourSilver
Fuel typePetrol
Engine2,979cc

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 10 fail
Pass 11 Jul 2025 103,432 miles

Headlamp has a product on the lens but not seriously reducing light output nearside and offside (4.1.4 (b))

Rear Anti-roll bar corroded but not seriously weakened (5.3.3 (b) (i))

Rear Brake pipe corroded, covered in grease or other material nearside and offside (1.1.11 (c))

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Rear Tyre worn close to legal limit/worn on edge nearside and offside (5.2.3 (e))

Fail 10 Jul 2025 103,427 miles

Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))

Headlamp has a product on the lens but not seriously reducing light output nearside and offside (4.1.4 (b))

Rear Anti-roll bar corroded but not seriously weakened (5.3.3 (b) (i))

Rear Brake pipe corroded, covered in grease or other material nearside and offside (1.1.11 (c))

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Rear Tyre worn close to legal limit/worn on edge nearside and offside (5.2.3 (e))

Pass 13 Mar 2024 103,252 miles

Nearside Front Lower Suspension arm ball joint has slight play (5.3.4 (a) (i))

Nearside Rear 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 2 Mar 2023 95,451 miles
Pass 16 Nov 2022 93,634 miles
Fail 14 Nov 2022 93,631 miles

Nearside Front Brake pipe excessively corroded To rear (1.1.11 (c))

Fail 27 Oct 2022 93,622 miles

Brake pad(s) worn down to wear indicator Pad warning light illuminated (1.1.13 (a) (i))

Nearside Brake pipe excessively corroded Front to rear (1.1.11 (c))

Offside Front Shock absorbers has a serious fluid leak And corroded (5.3.2 (b))

Nearside Front Shock absorbers has light misting of oil And corroded (5.3.2 (b))

Pass 22 Oct 2021 87,782 miles

Offside Front Coil spring corroded (5.3.1 (b) (i))

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

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Suspension component corroded but not seriously weakened Front & Rear (5.3.3 (b) (i))

Pass 27 Oct 2020 84,014 miles
Pass 3 Sep 2019 78,256 miles

Nearside Headlamp has a product on the lens but not seriously reducing light output (4.1.4 (b))

Pass 29 May 2018 71,791 miles

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

Nearside Front Suspension arm ball joint has slight play (5.3.4 (a) (i))

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

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

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

Pass 15 Nov 2017 66,056 miles

Brake pipe slightly corroded front to rear in mid section and at nearside rear hose (3.6.B.2c)

Front brake application slightly uneven

all brake pipes greased

Fail 15 Nov 2017 66,056 miles

Brake pipe slightly corroded front to rear in mid section and at nearside rear hose (3.6.B.2c)

Front brake application slightly uneven

Nearside Headlamp aim too low (1.8)

Offside Headlamp aim too far to the right (1.8)

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

all brake pipes greased

Pass 14 Jun 2017 64,035 miles

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

Offside Rear Brake pipe slightly corroded front to back (3.6.B.2c)

engine cover and under tray fitted

Pass 14 Jun 2016 61,018 miles

Nearside Front Suspension arm rubber bush deteriorated but not resulting in excessive movement rear bush (2.4.G.2)

Offside Front Suspension arm rubber bush deteriorated but not resulting in excessive movement rear bush (2.4.G.2)

Pass 21 May 2015 58,391 miles

Engine covers fitted obscuring some components in the engine bay

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

Offside Inner Front Lower Suspension arm has slight play in a pin/bush (2.4.G.2)

Under-trays fitted obscuring some underside components

o/s rear inner wheel rim damaged

Fail 21 May 2015 58,391 miles

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

Engine covers fitted obscuring some components in the engine bay

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

Offside Inner Front Lower Suspension arm has slight play in a pin/bush (2.4.G.2)

Under-trays fitted obscuring some underside components

o/s rear inner wheel rim damaged

Pass 14 May 2014 52,346 miles

Engine covers fitted obscuring some components in the engine bay

Nail in offside rear tyre

Under-trays fitted obscuring some underside components

rear suspension bushes slightly worn

Pass 10 Jul 2013 50,699 miles

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

a/c belt missing

Fail 10 Jul 2013 50,697 miles

Offside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (4.1.D.1a)

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

a/c belt missing

Pass 25 May 2012 49,142 miles

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

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

front brake discs slightly worn

Fail 25 May 2012 49,142 miles

Front Brake pad(s) less than 1.5 mm thick (3.5.1g)

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

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

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

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

Windscreen washer provides insufficient washer liquid (8.2.3)

front brake discs slightly worn

Pass 17 Mar 2011 48,912 miles

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

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

front brake discs worn

small chips in screen

Fail 15 Mar 2011 48,912 miles

Centre Stop lamp not working (1.2.1b)

Rear Brake pad(s) less than 1.5 mm thick (3.5.1g) DANGEROUS

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

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

front brake discs worn

small chips in screen

Pass 5 May 2010 45,941 miles

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

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

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

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

Pass 31 Mar 2009 36,848 miles
Fail 31 Mar 2009 36,848 miles

Offside Headlamp aim too high (1.8)

Pass 22 Nov 2007 27,912 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)

Fail 27 Jun 2006 19,027 miles

Offside Rear Anti-roll bar linkage cracked (2.4.G.1)

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

Pass 27 Jun 2006 19,027 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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Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

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BW03 KBX is a 2003 BMW Z4 in Silver with a 2,979cc petrol engine. This vehicle has been through 30 MOT tests with a personal pass rate of 66.7%.

Across all 2003 BMW Z4 models, the average MOT pass rate is 75.3% with a typical mileage of 67,714 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 BW03 KBX, 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 23 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 BW03 KBX?

You can check the full history of BW03 KBX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was BW03 KBX registered?

BW03 KBX is a 2003 BMW Z4, first registered on 24 July 2003.

Is BW03 KBX safe to buy?

The MOT history for BW03 KBX shows 30 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does BW03 KBX 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 BW03 KBX. 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.