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KN54 KBU

2004 Audi A4

Silver Diesel 1896cc
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MOT Status

Valid
Expires8 Feb 2027
Tests31 (18 pass, 13 fail)
Pass rate58.1%

Mileage

194,564 mi
Last recorded194,564 miles
Recorded on9 Feb 2026
Typical for 2004 Audi A498,966 mi

Significantly above average — investigate

4 checks still locked for this Audi
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Vehicle Details

RegistrationKN54 KBU
MakeAudi
ModelA4
Year2004
ColourSilver
Fuel typeDiesel
Engine1,896cc
View full Audi A4 reliability data Browse other 2004 Audi A4 registrations

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 13 fail
Pass 9 Feb 2026 194,564 miles

Front Battery insecure but not likely to fall from carrier (4.13 (a) (i))

Front Both front wings badly corroded but not likely to cause injury

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

Nearside Rear Direction indicator slightly discoloured (4.4.3 (a))

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

Offside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Offside Front Upper Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

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

Fail 2 Feb 2026 194,290 miles

Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))

Nearside Front Tyre has a bulge, caused by separation or partial failure of its structure Inner side wall (5.2.3 (d) (ii)) DANGEROUS

Front Battery insecure but not likely to fall from carrier (4.13 (a) (i))

Front Both front wings badly corroded but not likely to cause injury

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

Nearside Rear Direction indicator slightly discoloured (4.4.3 (a))

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

Offside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Offside Front Upper Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

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

Pass 31 Jan 2025 184,725 miles

Front Battery insecure but not likely to fall from carrier (4.13 (a) (i))

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

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

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

Nearside Rear Position lamp slightly affected by the operation of another lamp (4.2.3 (c))

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

Offside Front Suspension arm ball joint dust cover severely deteriorated Front ball joint (5.3.4 (b) (i))

Fail 31 Jan 2025 184,725 miles

Offside Rear Tyre has ply or cords exposed (5.2.3 (d) (ii)) DANGEROUS

Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i))

Front Battery insecure but not likely to fall from carrier (4.13 (a) (i))

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

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

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

Nearside Rear Position lamp slightly affected by the operation of another lamp (4.2.3 (c))

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

Offside Front Suspension arm ball joint dust cover severely deteriorated Front ball joint (5.3.4 (b) (i))

Pass 6 Feb 2024 176,742 miles

Nearside Front Lower Suspension arm ball joint dust cover severely deteriorated forward most ball joint (5.3.4 (b) (i))

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

Nearside Rear Outer Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

steering judder due to aux belt issue

Fail 31 Jan 2024 176,636 miles

Nearside Front Outer Prop shaft joint constant velocity boot no longer prevents the ingress of dirt (6.1.7 (g) (ii))

Nearside Front Outer Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

Nearside Rear Brake hose excessively deteriorated (1.1.12 (b) (ii))

Offside Front Upper Suspension arm pin or bush excessively worn both upper arms (5.3.4 (a) (i))

Offside Rear Brake hose excessively deteriorated (1.1.12 (b) (ii))

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

Nearside Front Lower Suspension arm ball joint dust cover severely deteriorated forward most ball joint (5.3.4 (b) (i))

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

Nearside Rear Outer Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

steering judder due to aux belt issue

Pass 2 Feb 2023 168,691 miles

Exhaust emits excessive smoke or vapour but not likely to obscure the vision of other road users (8.2.2.2 (c))

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

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

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

Offside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement both upper arms (5.3.4 (a) (i))

power steering notchy

Fail 1 Feb 2023 168,691 miles

Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c))

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

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

Offside Rear Service brake excessively binding (1.2.1 (f))

Exhaust emits excessive smoke or vapour but not likely to obscure the vision of other road users (8.2.2.2 (c))

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

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

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

Offside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement both upper arms (5.3.4 (a) (i))

power steering notchy

Pass 24 Jan 2022 164,537 miles

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

Nearside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement x2 (5.3.4 (a) (i))

Nearside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement x2 (5.3.4 (a) (i))

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

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

Offside Rear Upper Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

fan belt tensioner noisy

Fail 22 Jan 2022 164,537 miles

Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))

Electronic stability control warning lamp indicates a fault (7.12 (e))

Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i))

Nearside Rear Direction indicator incorrect colour (4.4.3 (a))

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

Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i))

Offside Rear Direction indicator incorrect colour (4.4.3 (a))

Nearside Rear Tyre has a tear, caused by separation or partial failure of its structure (5.2.3 (d) (ii)) DANGEROUS

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

Nearside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement x2 (5.3.4 (a) (i))

Nearside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement x2 (5.3.4 (a) (i))

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

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

Offside Rear Upper Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

fan belt tensioner noisy

Pass 4 Feb 2021 158,994 miles
Pass 4 Feb 2020 153,207 miles

Nearside Front Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Offside Front Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

Fail 5 Jun 2019 153,149 miles

Brake pad(s) worn down to wear indicator light displayed on dash (1.1.13 (a) (i))

Power steering malfunctioning (2.1.5 (a))

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

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

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

Nearside Front Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Offside Front Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Service brake binding but not excessively (1.2.1 (f))

Offside Front Tyre worn close to legal limit/worn on edge @1.6MM also worn unevenly (5.2.3 (e))

Offside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement both arms (5.3.4 (a) (i))

Offside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Oil leak, but not excessive engine (8.4.1 (a) (i))

Oil leak, but not excessive transmission (8.4.1 (a) (i))

Power steering fluid level below minimum (2.1.5 (b) (i))

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

Windscreen wiper blade defective both smear (3.4 (b) (i))

Pass 6 Jun 2018 146,549 miles

Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Nearside Front Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Nearside Rear Brake hose slightly damaged (1.1.12 (b) (i))

Nearside Rear tyre stepping on inner edge

Offside Front Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Service brake binding but not excessively (1.2.1 (f))

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

Offside Rear Brake hose slightly damaged (1.1.12 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

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

Fail 6 Jun 2018 146,549 miles

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

Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Nearside Front Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Nearside Rear Brake hose slightly damaged (1.1.12 (b) (i))

Nearside Rear tyre stepping on inner edge

Offside Front Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Service brake binding but not excessively (1.2.1 (f))

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

Offside Rear Brake hose slightly damaged (1.1.12 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

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

Pass 25 May 2017 133,597 miles

Front wipers judder

Nearside Front Anti-roll bar linkage rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

Nearside Rear Child Seat fitted not allowing full inspection of adult belt ()

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

Offside Front Anti-roll bar linkage rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

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

Fail 25 May 2017 133,597 miles

Supplementary Restraint System warning lamp indicates a fault (5.4.2)

Front wipers judder

Nearside Front Anti-roll bar linkage rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

Nearside Rear Child Seat fitted not allowing full inspection of adult belt ()

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

Offside Front Anti-roll bar linkage rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

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

Pass 7 Jun 2016 122,822 miles

Child Seat fitted not allowing full inspection of adult belt ()

Fail 6 Jun 2016 122,806 miles

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

Nearside Rear Tyre has a lump, caused by separation or partial failure of its structure (4.1.D.1b)

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

Child Seat fitted not allowing full inspection of adult belt ()

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)

Pass 8 Jun 2015 110,185 miles

Child seat fitted not allowing full inspection of adult belt

Engine covers fitted obscuring some components in the engine bay

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

Nail in offside rear tyre

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

Under-trays fitted obscuring some underside components

Fail 8 Jun 2015 110,185 miles

Bonnet retaining device ineffective (8.4.2)

Child seat fitted not allowing full inspection of adult belt

Engine covers fitted obscuring some components in the engine bay

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

Nail in offside rear tyre

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

Under-trays fitted obscuring some underside components

Pass 5 Jun 2014 99,476 miles
Fail 4 Jun 2014 99,473 miles

Offside Stop lamp not working (1.2.1b)

Supplementary Restraint System warning lamp indicates a fault (5.4.2)

Pass 13 Mar 2013 90,315 miles
Fail 13 Mar 2013 90,310 miles

Nearside Rear Tyre has a tear, caused by separation or partial failure of its structure (4.1.D.1b) DANGEROUS

Offside Rear Tyre has a tear, caused by separation or partial failure of its structure (4.1.D.1b) DANGEROUS

Windscreen washer provides insufficient washer liquid (8.2.3)

Pass 10 Mar 2012 79,866 miles

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

Pass 25 Feb 2011 69,946 miles

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

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

Fail 25 Feb 2011 69,946 miles

Offside Stop lamp not working (1.2.1b)

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

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

Pass 4 Dec 2009 59,648 miles
Pass 17 Dec 2008 52,673 miles

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

Pass 21 Dec 2007 44,435 miles

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

How Reliable is the Audi A4?

Based on 7,096,957 MOT tests across 571,801 vehicles.

76.1%
Pass Rate
7,591
Miles/Year
31
Year Lifespan
571,801
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 231,238
Suspension arm has excessive play in a ball joint 97,478
Brake hose excessively deteriorated 97,376
Windscreen wiper does not clear the windscreen effectively 84,223
Registration plate lamp not working 78,638
Full Audi A4 reliability report

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KN54 KBU is a 2004 Audi A4 in Silver with a 1,896cc diesel engine. This vehicle has been through 31 MOT tests with a personal pass rate of 58.1%.

Across all 2004 Audi A4 models, the average MOT pass rate is 74.7% with a typical mileage of 98,966 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 Audi A4 fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 231,238 recorded failures. If you're considering buying KN54 KBU, it's worth having these areas checked by a mechanic before committing.

The Audi A4 typically stays on UK roads for around 31 years. At 22 years old, this Audi A4 is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of KN54 KBU?

You can check the full history of KN54 KBU by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN54 KBU registered?

KN54 KBU is a 2004 Audi A4, first registered on 20 December 2004.

Is KN54 KBU safe to buy?

The MOT history for KN54 KBU shows 31 tests with a 58.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN54 KBU 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 KN54 KBU. 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.