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SN03 BAU

2003 Porsche Boxster

Black Petrol 3179cc
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MOT Status

Valid
Expires25 Aug 2026
Tests23 (16 pass, 7 fail)
Pass rate69.6%

Mileage

136,601 mi
Last recorded136,601 miles
Recorded on26 Aug 2025
Typical for 2003 Porsche Boxster58,432 mi

Significantly above average — investigate

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

RegistrationSN03 BAU
MakePorsche
ModelBoxster
Year2003
ColourBlack
Fuel typePetrol
Engine3,179cc

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

16 pass 7 fail
Pass 26 Aug 2025 136,601 miles

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

Pass 20 Mar 2024 133,222 miles

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

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

Pass 7 Jun 2021 131,781 miles

under trays fitted

Fail 12 May 2021 131,755 miles

Bonnet primary retaining device insecure unable to open (3.1 (c))

Brake performance not tested (1.2.1 (g))

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

Offside Brake pipe excessively corroded front to rear (1.1.11 (c))

Rear Headlamp levelling device inoperative (4.1.5 (a))

Offside Front Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) DANGEROUS

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

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

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

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

front level sensor insecure

Fail 4 Jan 2021 131,672 miles

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

Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b))

Offside Front Coil spring fractured or broken (5.3.1 (b) (i))

Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i))

Nearside Front 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))

Pass 2 May 2019 129,108 miles

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

Pass 13 Nov 2017 125,720 miles
Pass 28 Mar 2017 125,571 miles
Fail 27 Mar 2017

Exhaust emissions Lambda reading after 2nd fast idle outside specified limits (7.3.D.3)

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

Pass 18 Mar 2016 125,507 miles

Offside Front Suspension arm has slight play in a ball joint (2.4.G.2)

Pass 21 Aug 2014 121,216 miles

Nearside Front Lower Suspension arm has slight play in a ball joint (2.4.G.2)

engine warning light is on

Fail 12 Aug 2014 121,216 miles

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

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

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

Nearside Front Front wheel bearing rough when rotated (2.5.A.2)

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

Offside Brake pipe excessively corroded (3.6.B.2c)

Offside Front Brake pipe excessively corroded (3.6.B.2c)

Offside Front Brake pipe excessively corroded (3.6.B.2c)

Offside Front Front wheel bearing rough when rotated (2.5.A.2)

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

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

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

engine warning light is on

Pass 10 Aug 2013 102,262 miles

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

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

Rear Exhaust has a minor leak of exhaust gases (7.1.2)

Pass 30 Jan 2013 98,058 miles
Pass 9 Nov 2011 89,187 miles

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

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

both front tyres wearing on inner edge

front brake discs heavly scored/corroded

front to rear brake pipes corroded

rear discs scored / corroded

Pass 13 Sep 2010 74,601 miles
Fail 10 Jun 2010 71,836 miles

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

Pass 21 Aug 2009 59,499 miles

Rear brake disc slightly pitted (3.5.1h)

Fail 14 Aug 2009 59,499 miles

Nearside Front position lamp(s) not working (1.1.A.3b)

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

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

Rear brake disc slightly pitted (3.5.1h)

Fail 11 May 2008 41,844 miles

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

Oil leak

nsf wheel bearing starting too get noisey

nsr wheel bearing starting too get noisey

Pass 11 May 2008 41,844 miles

Oil leak

nsf wheel bearing starting too get noisey

nsr wheel bearing starting too get noisey

Pass 21 May 2007 27,227 miles

both front brake discs (inner) surfaces some corrosion

both front tyres wearing inner edges

Pass 9 May 2006 15,994 miles

How Reliable is the Porsche Boxster?

Based on 726,695 MOT tests across 46,886 vehicles.

82.8%
Pass Rate
2,475
Miles/Year
29
Year Lifespan
46,886
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 19,504
Brake pipe excessively corroded 6,317
Exhaust emissions Lambda reading after 2nd fast idle outside specified limits 5,538
brake disc excessively pitted 5,177
position lamp(s) not working 5,126
Full Porsche Boxster reliability report

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SN03 BAU is a 2003 Porsche Boxster in Black with a 3,179cc petrol engine. This vehicle has been through 23 MOT tests with a personal pass rate of 69.6%.

Across all 2003 Porsche Boxster models, the average MOT pass rate is 80.1% with a typical mileage of 58,432 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 Porsche Boxster fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 19,504 recorded failures. If you're considering buying SN03 BAU, it's worth having these areas checked by a mechanic before committing.

The Porsche Boxster typically stays on UK roads for around 29 years. At 23 years old, this Porsche Boxster is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of SN03 BAU?

You can check the full history of SN03 BAU by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was SN03 BAU registered?

SN03 BAU is a 2003 Porsche Boxster, first registered on 10 May 2003.

Is SN03 BAU safe to buy?

The MOT history for SN03 BAU shows 23 tests with a 69.6% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does SN03 BAU 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 SN03 BAU. 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.