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KN57 BXZ

2007 Audi S4 Avant

Black Petrol 4172cc
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MOT Status

Valid
Expires16 Sep 2026
Tests21 (14 pass, 7 fail)
Pass rate66.7%

Mileage

165,786 mi
Last recorded165,786 miles
Recorded on17 Sep 2025
Typical for 2007 Audi S4 Avant85,465 mi

Significantly above average — investigate

4 checks still locked for this Audi
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Vehicle Details

RegistrationKN57 BXZ
MakeAudi
ModelS4 Avant
Year2007
ColourBlack
Fuel typePetrol
Engine4,172cc

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

14 pass 7 fail
Pass 17 Sep 2025 165,786 miles

Central Rear Subframe mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

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

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

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

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

Fail 11 Sep 2025 165,784 miles

Parking brake efficiency below requirements (1.4.2 (a) (i))

Nearside Rear Brake hose leaking on a hydraulic braking system (1.1.12 (c) (ii)) DANGEROUS

Central Rear Subframe mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

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

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

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

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

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

Offside Rear Outer Brake pad(s) wearing thin (1.1.13 (a) (ii))

Fail 16 Aug 2025 165,624 miles

Brake performance unable to be tested due too brake fluid leak on nsr (1.2.1 (g))

Emissions unable to be completed exhaust blowing (8.2.1.2 (d))

Front Exhaust has a major leak of exhaust gases front sleeves (6.1.2 (a))

Fuel cap/sealing device ineffective fuel cap seal split (6.1.3 (b) (i))

Headlamp levelling device inoperative (4.1.5 (a))

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

Nearside Front Headlamp light intensity severely reduced (4.1.4 (a))

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

Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i))

Nearside Rear Brake hose ferrule excessively corroded (1.1.12 (f) (i))

Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

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

Nearside Rear Brake hose leaking on a hydraulic braking system (1.1.12 (c) (ii)) DANGEROUS

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

Nearside Front Tyre slightly damaged/cracking or perishing sidewall outer (5.2.3 (d) (ii))

Offside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

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

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

Rear Sub-frame pin or bush worn but not resulting in excessive movement all (5.3.4 (a) (i))

Pass 5 Sep 2024 163,006 miles
Pass 26 Aug 2022 159,069 miles
Pass 26 Aug 2021 158,684 miles
Pass 14 Aug 2020 142,200 miles

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

Offside Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))

Pass 22 Jul 2019 137,990 miles

Brake pad(s) wearing thin Both rear (1.1.13 (a) (ii))

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

Fail 11 Jul 2019 137,990 miles

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

Nearside Stop lamp(s) not working (4.3.1 (a) (ii))

Offside Front Position lamp not working (4.2.1 (a) (ii))

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

Offside Stop lamp(s) not working (4.3.1 (a) (ii))

Registration plate lamp inoperative in the case of a single lamp or all lamps Both (4.7.1 (b) (ii))

Brake pad(s) wearing thin Both rear (1.1.13 (a) (ii))

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

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

Pass 1 Oct 2018 123,570 miles

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

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

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

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

Fail 7 Aug 2018 121,532 miles

Brake pad(s) wear indicator illuminated (1.1.13 (a) (i))

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

Nearside Rear Tyre has ply or cords damaged (5.2.3 (d) (ii)) DANGEROUS

Nearside Rear Exhaust heat shield insecure

Pass 30 Jun 2017 102,275 miles
Fail 29 Jun 2017 102,273 miles

Nearside Front Exhaust has a major leak of exhaust gases & BROKEN (7.1.2)

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

EML ON

Offside Front TYRE WORN ON INNER EDGE.

Pass 22 Jun 2016 90,635 miles
Fail 21 Jun 2016 90,635 miles

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

Pass 29 May 2015 85,082 miles
Fail 22 May 2015 85,082 miles

Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Pass 17 Feb 2014 71,330 miles

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

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

Pass 18 Feb 2013 60,629 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Pass 30 Jan 2012 50,725 miles

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

Pass 21 Oct 2010 37,699 miles

How Reliable is the Audi S4 Avant?

Based on 8,071 MOT tests across 545 vehicles.

81.7%
Pass Rate
5,956
Miles/Year
26
Year Lifespan
545
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 156
Tyre has ply or cords exposed 75
position lamp(s) not working 68
Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 53
Windscreen wiper does not clear the windscreen effectively 47
Full Audi S4 Avant reliability report

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KN57 BXZ is a 2007 Audi S4 Avant in Black with a 4,172cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 66.7%.

Across all 2007 Audi S4 Avant models, the average MOT pass rate is 82.2% with a typical mileage of 85,465 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 S4 Avant fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 156 recorded failures. If you're considering buying KN57 BXZ, it's worth having these areas checked by a mechanic before committing.

The Audi S4 Avant typically stays on UK roads for around 26 years. At 19 years old, this Audi S4 Avant is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of KN57 BXZ?

You can check the full history of KN57 BXZ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN57 BXZ registered?

KN57 BXZ is a 2007 Audi S4 Avant, first registered on 8 November 2007.

Is KN57 BXZ safe to buy?

The MOT history for KN57 BXZ shows 21 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 KN57 BXZ 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 KN57 BXZ. 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.