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KN03 BXL

2003 Seat Leon

Red Petrol 1781cc
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MOT Status

Expired
Expires20 Jul 2026
Tests28 (18 pass, 10 fail)
Pass rate64.3%

Mileage

129,928 mi
Last recorded129,928 miles
Recorded on21 Jul 2025
Typical for 2003 Seat Leon80,078 mi

Significantly above average — investigate

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

RegistrationKN03 BXL
MakeSeat
ModelLeon
Year2003
ColourRed
Fuel typePetrol
Engine1,781cc

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

18 pass 10 fail
Pass 21 Jul 2025 129,928 miles

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

Nearside Front Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

Offside front sill holed outside prescribed areas

Rear suspension corroded

Fail 11 Jul 2025 129,925 miles

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

Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer's specified limits (8.2.1.2 (a))

Exhaust has a major leak of exhaust gases Rear clamp (6.1.2 (a))

Fuel tank insecure Offside tank strap broken (6.1.3 (a) (i))

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

Nearside Front Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

Offside front sill holed outside prescribed areas

Rear suspension corroded

Pass 13 Sep 2023 126,307 miles
Pass 2 Aug 2022 119,643 miles

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

Fail 1 Aug 2022 119,613 miles

Nearside Front Service brake excessively binding (1.2.1 (f))

Offside Front Brake hose ferrule excessively corroded (1.1.12 (f) (i))

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

Fail 26 Apr 2022 119,577 miles

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

Nearside Rear Position lamp not working (4.2.1 (a) (ii))

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

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

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Offside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

Pass 13 Oct 2020 114,855 miles

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

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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

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

Offside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Pass 9 Oct 2019 109,587 miles

Nearside Parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (1.4.2 (a) (i))

Offside Front Wheel bearing slightly noisy (5.1.3 (b) (i))

Pass 18 Oct 2018 106,544 miles

Nearside Rear Passenger seat(s) missing at time of test ()

Offside Rear Passenger seat(s) missing at time of test ()

multiple mechanical components have surface corrosion

Pass 11 Sep 2017 102,216 miles

Nearside Brake pipe slightly corroded front to rear [rear] (3.6.B.2c)

Nearside Rear Shock absorber has slight corrosion to the casing (2.7.2a)

Offside Rear Shock absorber has slight corrosion to the casing (2.7.2a)

Fail 6 Sep 2017 102,212 miles

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

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

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

Nearside Rear Exhaust system not adequately supported in front of rear silencer (7.1.1)

Offside Front Tyre(s) incorrect because different size tyres are fitted on the same axle. (4.1.A.1a)

Nearside Brake pipe slightly corroded front to rear [rear] (3.6.B.2c)

Nearside Rear Shock absorber has slight corrosion to the casing (2.7.2a)

Offside Rear Shock absorber has slight corrosion to the casing (2.7.2a)

Pass 14 Sep 2016 95,792 miles
Fail 13 Sep 2016 95,792 miles

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

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

Offside Headlamp aim too high (1.8)

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

Pass 16 Sep 2015 88,505 miles

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

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

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

Offside Front 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 3 Jul 2014 82,769 miles

Child seat fitted not allowing full inspection of adult belt

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

Pass 3 Jul 2014 82,769 miles

Child seat fitted not allowing full inspection of adult belt

Fail 10 Jul 2013 77,938 miles

Child seat fitted not allowing full inspection of adult belt

Engine covers fitted obscuring some components in the engine bay

Nearside Headlamp aim too low (1.8)

Nearside Track rod end ball joint has slight play (2.2.B.1f)

Pass 10 Jul 2013 77,938 miles

Child seat fitted not allowing full inspection of adult belt

Engine covers fitted obscuring some components in the engine bay

Nearside Track rod end ball joint has slight play (2.2.B.1f)

Pass 11 Jul 2012 73,836 miles

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

Nearside Track rod end ball joint has slight play (2.2.B.1f)

Pass 15 Jun 2011 70,337 miles
Pass 2 Jun 2010 64,526 miles
Pass 11 Jun 2009 58,631 miles
Fail 8 Jun 2009 58,631 miles

Centre Exhaust mounting missing (7.1.1b)

Nearside Rear rear brake binding (3.7.B.1)

Offside Front front brake juddering severely (3.7.A.2b)

Fail 4 Jun 2008 52,405 miles

Offside Rear Direction indicator incorrect colour (1.4.A.2f)

Rear Direction indicator incorrect colour (1.4.A.2f)

Pass 4 Jun 2008 52,405 miles
Pass 11 Jun 2007 43,672 miles
Fail 8 Jun 2007 43,361 miles

Nearside Rear brake disc excessively pitted (3.5.1h)

Offside Rear brake disc excessively pitted (3.5.1h)

Pass 6 May 2006 36,075 miles

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

brake disc slightly pitted (3.5.1h)

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

How Reliable is the Seat Leon?

Based on 3,000,659 MOT tests across 265,838 vehicles.

78.0%
Pass Rate
7,526
Miles/Year
26
Year Lifespan
265,838
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 67,909
Brake pad(s) less than 1.5 mm thick 25,884
Windscreen wiper does not clear the windscreen effectively 22,706
Stop lamp not working 22,676
position lamp(s) not working 18,548
Full Seat Leon reliability report

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KN03 BXL is a 2003 Seat Leon in Red with a 1,781cc petrol engine. This vehicle has been through 28 MOT tests with a personal pass rate of 64.3%.

Across all 2003 Seat Leon models, the average MOT pass rate is 71.5% with a typical mileage of 80,078 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 Seat Leon fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 67,909 recorded failures. If you're considering buying KN03 BXL, it's worth having these areas checked by a mechanic before committing.

The Seat Leon typically stays on UK roads for around 26 years. At 23 years old, this Seat Leon is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of KN03 BXL?

You can check the full history of KN03 BXL by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN03 BXL registered?

KN03 BXL is a 2003 Seat Leon, first registered on 29 May 2003.

Is KN03 BXL safe to buy?

The MOT history for KN03 BXL shows 28 tests with a 64.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN03 BXL 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 KN03 BXL. 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.