CarVerify

Free Car Check

MK51 KAO

2001 Audi A6

Black Petrol 4172cc
Search another vehicle

MOT Status

Valid
Expires22 Sep 2026
Tests29 (19 pass, 10 fail)
Pass rate65.5%

Mileage

173,133 mi
Last recorded173,133 miles
Recorded on23 Sep 2025
Typical for 2001 Audi A6116,269 mi

Significantly above average — investigate

4 checks still locked for this Audi
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £9.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationMK51 KAO
MakeAudi
ModelA6
Year2001
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

19 pass 10 fail
Pass 23 Sep 2025 173,133 miles

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

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

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

Pass 6 Sep 2024 168,776 miles

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

under trays and covers fitted covering testable items

Pass 29 Nov 2022 165,449 miles

Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

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

Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Pass 9 Sep 2020 165,268 miles
Fail 7 Sep 2020 165,268 miles

Nearside Front Front passenger door cannot be opened from inside the vehicle (6.2.3 (a))

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

Pass 5 Sep 2019 164,465 miles
Fail 4 Sep 2019 164,461 miles

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

Nearside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Offside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Rear fog lamp not working (4.5.1 (a) (ii))

Pass 4 Sep 2018 162,971 miles

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

undertrays fitted

Fail 30 Aug 2018 162,952 miles

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

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

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

undertrays fitted

Fail 21 Aug 2018 162,951 miles

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

Offside Front Upper Suspension arm pin or bush excessively worn rear arm (5.3.4 (a) (i))

Offside Front Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Rear Rear fog lamp not working (4.5.1 (a) (ii))

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

undertrays fitted

Pass 22 Aug 2017 159,798 miles

undertrays fitted

Fail 22 Aug 2017 159,797 miles

Hazard warning lamps inoperative nearside ones not working (1.4.B.1b)

undertrays fitted

Pass 24 Aug 2016 155,066 miles
Pass 27 Aug 2015 148,989 miles
Fail 6 Oct 2014 145,085 miles

Engine covers fitted obscuring some components in the engine bay

Exhaust catalytic converter missing where one was fitted as standard (7.1.3)

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

Exhaust emissions carbon monoxide content at idle excessive (7.3.D.4)

Exhaust emissions hydrocarbon content after 2nd fast idle excessive (7.3.D.3)

Offside Front Upper Suspension arm has slight play in a track control arm inner bush (2.5.B.2b)

Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc (2.5.C.1a)

Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc (2.5.C.1a)

Under-trays fitted obscuring some underside components

Pass 6 Oct 2014 145,085 miles

Engine covers fitted obscuring some components in the engine bay

Offside Front Upper Suspension arm has slight play in a track control arm inner bush (2.5.B.2b)

Under-trays fitted obscuring some underside components

Pass 5 Dec 2013 135,679 miles

Engine covers fitted obscuring some components in the engine bay

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

Under-trays fitted obscuring some underside components

both rear tyres worn on inner edges

Fail 5 Dec 2013 135,679 miles

Engine covers fitted obscuring some components in the engine bay

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

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

Under-trays fitted obscuring some underside components

both rear tyres worn on inner edges

Pass 18 Dec 2012 125,528 miles

Coolant leak

Engine covers fitted obscuring some components in the engine bay

Expansion bottle leaking

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

MIL lamp on

Oil leak

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

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

Under-trays fitted obscuring some underside components

Pass 1 May 2012 118,686 miles
Pass 25 Mar 2011 110,798 miles
Fail 25 Mar 2011 110,798 miles

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

front brake discs lipped and slightly pitted and corroded

offside rear tyer 2mm

Pass 19 Jan 2010 103,266 miles
Fail 19 Jan 2010 103,266 miles

Offside Front constant velocity joint gaiter split (2.5.C.1a)

Offside Rear Tyre not fitted in accordance with side wall instructions (4.1.D.1f)

Pass 26 Jan 2009 98,530 miles
Fail 26 Jan 2009 98,529 miles

Offside Tie bar/rod rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Pass 28 Jan 2008 92,225 miles
Pass 7 Feb 2007 84,708 miles

Inner Front Upper Front suspension has slight movement at a wishbone pin or bush (2.5.A.1c)

Pass 20 Feb 2006 72,386 miles

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)

How Reliable is the Audi A6?

Based on 2,724,792 MOT tests across 249,374 vehicles.

78.4%
Pass Rate
8,511
Miles/Year
31
Year Lifespan
249,374
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 72,312
constant velocity joint gaiter split 48,430
position lamp(s) not working 25,884
Brake hose excessively deteriorated 25,264
Track rod end ball joint has excessive play 24,578
Full Audi A6 reliability report

Don't risk it. Know before you buy.

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.

£30k guarantee Instant results Cancel anytime

MK51 KAO is a 2001 Audi A6 in Black with a 4,172cc petrol engine. This vehicle has been through 29 MOT tests with a personal pass rate of 65.5%.

Across all 2001 Audi A6 models, the average MOT pass rate is 70.0% with a typical mileage of 116,269 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 A6 fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 72,312 recorded failures. If you're considering buying MK51 KAO, it's worth having these areas checked by a mechanic before committing.

The Audi A6 typically stays on UK roads for around 31 years. At 25 years old, this Audi A6 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of MK51 KAO?

You can check the full history of MK51 KAO by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was MK51 KAO registered?

MK51 KAO is a 2001 Audi A6, first registered on 1 September 2001.

Is MK51 KAO safe to buy?

The MOT history for MK51 KAO shows 29 tests with a 65.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does MK51 KAO 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 MK51 KAO. 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.