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A21 RSX

2005 Audi A6

Grey Petrol 4172cc
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MOT Status

Valid
Expires5 Nov 2026
Tests29 (18 pass, 11 fail)
Pass rate62.1%

Mileage

155,912 mi
Last recorded155,912 miles
Recorded on6 Nov 2025
Typical for 2005 Audi A6109,797 mi

Significantly above average — investigate

4 checks still locked for this Audi
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Vehicle Details

RegistrationA21 RSX
MakeAudi
ModelA6
Year2005
ColourGrey
Fuel typePetrol
Engine4,172cc
View full Audi A6 reliability data Browse other 2005 Audi A6 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 11 fail
Pass 6 Nov 2025 155,912 miles
Fail 5 Nov 2025 155,910 miles

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

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

Oil leaking excessively from engine On underside (8.4.1 (a) (i))

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement At rear bush to sub-frame (5.3.4 (a) (i))

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

Pass 29 Oct 2024 148,800 miles

Central Exhaust has a minor leak of exhaust gases (6.1.2 (a))

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

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

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

Fail 23 Aug 2024 148,778 miles

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

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

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

Central Exhaust has a minor leak of exhaust gases silencer (6.1.2 (a))

Driver's door catch deteriorated so the door cannot be readily opened or closed (6.2.3 (c) (i))

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

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

Pass 21 Aug 2023 141,978 miles

Central Brake pipe corroded, covered in grease or other material o/s front to rear (1.1.11 (c))

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Nearside Headlamp has a product on the lens but not seriously reducing light output (4.1.4 (b))

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

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

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Front Brake pipe corroded, covered in grease or other material at calipair (1.1.11 (c))

Offside Headlamp has a product on the lens but not seriously reducing light output (4.1.4 (b))

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

Fail 4 Jan 2023 141,971 miles

Nearside Front Shock absorbers has negligible damping effect (5.3.2 (d))

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

Offside Front Shock absorbers has negligible damping effect (5.3.2 (d))

Windscreen washer provides insufficient washer liquid (3.5 (a))

Central Brake pipe corroded, covered in grease or other material o/s front to rear (1.1.11 (c))

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Nearside Front Brake pipe corroded, covered in grease or other material small pipe on calipair (1.1.11 (c))

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

Nearside Headlamp has a product on the lens but not seriously reducing light output (4.1.4 (b))

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

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

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Front Brake pipe corroded, covered in grease or other material small pipe on calapair (1.1.11 (c))

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

Offside Rear Shock absorbers has light misting of oil (5.3.2 (b))

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

corrosion on rear suspension pipes

n/s rear fog light not working

o/s front strut top mtg starting to break up

Pass 7 Dec 2021 136,130 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front Brake pipe corroded, covered in grease or other material both small pipes on calipers (1.1.11 (c))

Nearside Front Shock absorbers has light misting of oil suspension strut (5.3.2 (b))

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

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

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

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

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

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

Offside Rear Brake pipe corroded, covered in grease or other material at flexi (1.1.11 (c))

Offside Rear Shock absorbers has light misting of oil (5.3.2 (b))

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

advice corrosion on rear suspension pipes

advice front oil cooler hose in poor condition

advice n/s rear fog light not working

Fail 7 Dec 2021 136,130 miles

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

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front Brake pipe corroded, covered in grease or other material both small pipes on calipers (1.1.11 (c))

Nearside Front Shock absorbers has light misting of oil suspension strut (5.3.2 (b))

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

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

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

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

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

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

Offside Rear Brake pipe corroded, covered in grease or other material at flexi (1.1.11 (c))

Offside Rear Shock absorbers has light misting of oil (5.3.2 (b))

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

advice corrosion on rear suspension pipes

advice front oil cooler hose in poor condition

advice n/s rear fog light not working

Fail 27 Oct 2021 135,924 miles

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

Rear Service brake excessively fluctuating (1.2.1 (e))

Coolant leak ()

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

Front Brake pipe corroded, covered in grease or other material both small pipes on calipers (1.1.11 (c))

Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Front Shock absorbers has light misting of oil (5.3.2 (b))

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

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Front Road wheel slightly distorted dented (5.2.2 (c) (i))

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

Offside Front oil cooler hose in poor condition

Offside Rear Brake pipe corroded, covered in grease or other material at rear flexi (1.1.11 (c))

Offside Rear Shock absorbers has light misting of oil (5.3.2 (b))

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

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

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

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

Pass 17 Sep 2020 133,516 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front Service brake fluctuating, but not excessively (1.2.1 (e))

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

Nearside Front Shock absorbers light misting of oil or has limited damping effect suspension strut (5.3.2 (b))

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

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

Nearside Rear Shock absorbers light misting of oil or has limited damping effect suspension strut (5.3.2 (b))

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

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 (5.3.4 (a) (i))

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

Offside Rear Shock absorbers light misting of oil or has limited damping effect suspension strut (5.3.2 (b))

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

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

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

Rear Service brake fluctuating, but not excessively (1.2.1 (e))

advice corrosion on suspension pipes

Fail 14 Sep 2020 133,516 miles

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

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

Nearside Front Anti-roll bar attachment bracket/mounting likely to become detached (5.3.3 (a) (ii)) DANGEROUS

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front Service brake fluctuating, but not excessively (1.2.1 (e))

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

Nearside Front Shock absorbers light misting of oil or has limited damping effect suspension strut (5.3.2 (b))

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

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

Nearside Rear Shock absorbers light misting of oil or has limited damping effect suspension strut (5.3.2 (b))

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

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 (5.3.4 (a) (i))

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

Offside Rear Shock absorbers light misting of oil or has limited damping effect suspension strut (5.3.2 (b))

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

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

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

Rear Service brake fluctuating, but not excessively (1.2.1 (e))

advice corrosion on suspension pipes

Pass 26 Aug 2019 129,680 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Shock absorbers light misting of oil or has limited damping effect suspension strut (5.3.2 (b))

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

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

advice n/s and o/s rear tyres cut on outer sidewall

advice o/s front road wheel has been repaired

Fail 14 Aug 2019 129,680 miles

Brake pad(s) worn down to wear indicator (1.1.13 (a) (i))

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Shock absorbers light misting of oil or has limited damping effect suspension strut (5.3.2 (b))

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

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

advice n/s and o/s rear tyres cut on outer sidewall

advice o/s front road wheel has been repaired

Pass 24 Jul 2018 123,729 miles

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front SCREEN CRACKED

Nearside Front Upper 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 (5.3.4 (a) (i))

Offside Front WHEEL REPAIRED

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

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

Fail 17 Jul 2018 123,729 miles

Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii))

Exhaust has a minor leak of exhaust gases (6.1.2 (a))

Front SCREEN CRACKED

Nearside Front Upper 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 (5.3.4 (a) (i))

Offside Front WHEEL REPAIRED

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

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

Pass 6 May 2017 119,200 miles

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

Pass 9 Mar 2016 103,360 miles
Pass 26 May 2015 101,001 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 29 May 2014 94,888 miles

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

Nearside Front Front constant velocity joint gaiter deteriorated, but preventing the ingress of dirt (2.5.C.1a)

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

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

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

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

exhaust clamps in poor condition (2 broken) exhaust still secure

Fail 29 May 2014 94,888 miles

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

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

Nearside Front Front constant velocity joint gaiter deteriorated, but preventing the ingress of dirt (2.5.C.1a)

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

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

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

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

exhaust clamps in poor condition (2 broken) exhaust still secure

Pass 3 Jun 2013 87,610 miles

Front Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

front tyres slightly worn on the inner edges

rear brake discs rusty and slightly worn

Pass 23 Nov 2012 85,282 miles

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

REAR BRAKE DISCS INNER EDGES CORRODED AND NEARSIDE REAR INNER BRAKE PAD GETTING LOW - ADVISE REPLACE IN 2/3000 MILES !

Pass 30 Nov 2011 78,674 miles

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

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

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

Oil leak

Rear brake discs show signs of over heating (red)

Rear brake discs slightly pitted

Pass 6 Jan 2011 74,832 miles
Fail 5 Jan 2011 749,114 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 Front Upper Suspension arm rubber mounting deteriorated but not resulting in excessive movement (2.4.G.2)

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

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

Pass 8 Jan 2010 62,549 miles

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 Jan 2009 50,794 miles
Pass 11 Jan 2008 71,875 miles
Fail 4 Jan 2008 41,866 miles

Brakes imbalanced across an axle (3.7.B.5b)

Nearside Rear Rear wheel bearing has excessive play (2.6.2)

Offside Front Tyre has ply or cords exposed (4.1.D.1b)

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)

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

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A21 RSX is a 2005 Audi A6 in Grey with a 4,172cc petrol engine. This vehicle has been through 29 MOT tests with a personal pass rate of 62.1%.

Across all 2005 Audi A6 models, the average MOT pass rate is 76.6% with a typical mileage of 109,797 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 A21 RSX, 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 21 years old, this Audi A6 is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of A21 RSX?

You can check the full history of A21 RSX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was A21 RSX registered?

A21 RSX is a 2005 Audi A6, first registered on 24 January 2005.

Is A21 RSX safe to buy?

The MOT history for A21 RSX shows 29 tests with a 62.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does A21 RSX 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 A21 RSX. 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.