
Audi A6
Black · Diesel · 2006 · 2,969 cc
S66 BYXMOT history
S66 BYX is a black diesel Audi A6 first used on 20 Dec 2006. Its MOT is valid until 28 Nov 2026 and it has passed 17 of 24 MOT tests, with 173,852 miles recorded at the latest.
From DVSA MOT records, updated 28 Nov 2025.

- MOT
- Valid
- Until 28 Nov 2026
- Mileage
- 173,852 mi
- At MOT on 28 Nov 2025
- MOT tests
- 24
- 17 passed · 7 failed
- Per year
- 8,340 mi
- Average between MOTs
Vehicle details
- Registration
- S66 BYX
- Registration format
- Prefix (1983 to 2001)
- Make
- Audi
- Model
- A6
- Colour
- Black
- Fuel type
- Diesel
- Engine size
- 2,969 cc
- Year of manufacture
- 2006
- First used
- 20 Dec 2006
- MOT status
- MOT valid until 28 Nov 2026
- Latest MOT test
- 28 Nov 2025 (Pass)
Mileage history
S66 BYX was last recorded at 173,852 miles on 28 Nov 2025, 4,074 miles more than at the previous MOT on 29 Nov 2024.
- Previous MOT
- 169,778 miles · 29 Nov 2024
- Between the last two tests
- 4,074 miles
- Average per year
- 8,340 miles
Recorded mileage by year
- 2025 – 173,852 miles
- 2024 – 169,778 miles
- 2023 – 163,925 miles
- 2022 – 157,417 miles
- 2021 – 152,024 miles
- 2020 – 144,503 miles
- 2019 – 127,282 miles
- 2018 – 112,357 miles
- 2017 – 90,530 miles
- 2015 – 77,534 miles
- 2014 – 72,044 miles
- 2013 – 66,883 miles
- 2012 – 61,452 miles
- 2011 – 56,755 miles
- 2010 – 50,207 miles
- 2009 – 40,960 miles
What the latest MOT found
- AdvisoryNearside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))
Recurring issues
Items recorded at more than one earlier MOT but not at the latest one. Repeat advisories can show maintenance that was put off.
Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)
Advisory3 MOTs, 2013–2015
Front registration plate deteriorated but not likely to be misread (6.3.1d)
Advisory3 MOTs, 2013–2014
Rear registration plate deteriorated but not likely to be misread (6.3.1d)
Advisory3 MOTs, 2013–2014
Fuel cap seal worn
Advisory2 MOTs, 2020
General under body surface corrosion
Advisory2 MOTs, 2020
Nearside Rear Shock absorber bump stop deteriorated
Advisory2 MOTs, 2020
Full MOT history
24 tests since 22 Dec 2009, newest first. Select a test to see every defect and advisory.
Pass173,852 miles (+4,074)1 advisory
- MOT expiry
- 28 Nov 2026
- Odometer
- 173,852 miles
- Test number
- 100746222000
- AdvisoryNearside Front Upper Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))
Pass169,778 miles (+5,853)
- MOT expiry
- 28 Nov 2025
- Odometer
- 169,778 miles
- Test number
- 575904383534
No defects or advisories recorded.
Pass163,925 miles (+2)
- MOT expiry
- 28 Nov 2024
- Odometer
- 163,925 miles
- Test number
- 520359741976
No defects or advisories recorded.
Fail163,923 miles (+6,506)1 major
- MOT expiry
- No new certificate
- Odometer
- 163,923 miles
- Test number
- 462294765371
- MajorRegistration plate does not conform to the specified requirements (0.1 (d))
Pass157,417 miles (+5,393)
- MOT expiry
- 13 Nov 2023
- Odometer
- 157,417 miles
- Test number
- 256544070661
No defects or advisories recorded.
Pass152,024 miles2 advisories
- MOT expiry
- 8 Nov 2022
- Odometer
- 152,024 miles
- Test number
- 522705164107
- AdvisoryFront Registration plate deteriorated but not likely to be misread (0.1 (b))
- AdvisoryNearside Front Shock absorbers has light misting of oil (5.3.2 (b))
Fail152,024 miles (+7,521)1 major2 advisories
- MOT expiry
- No new certificate
- Odometer
- 152,024 miles
- Test number
- 806975532807
- MajorOffside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))
- AdvisoryFront Registration plate deteriorated but not likely to be misread (0.1 (b))
- AdvisoryNearside Front Shock absorbers has light misting of oil (5.3.2 (b))
Pass144,503 miles (+2)6 advisories
- MOT expiry
- 13 Dec 2021
- Odometer
- 144,503 miles
- Test number
- 577068199815
- AdvisoryFuel cap seal worn
- AdvisoryGeneral under body surface corrosion
- AdvisoryNearside Rear Shock absorber bump stop deteriorated
- AdvisoryOffside Rear Shock absorber bump stop deteriorated and broken
- AdvisoryOil leak, but not excessive (8.4.1 (a) (i))
- AdvisoryVehicles internal headlight adjuster altered to recheck lights
Fail144,501 miles (+6,267)5 major1 minor6 advisories
- MOT expiry
- No new certificate
- Odometer
- 144,501 miles
- Test number
- 373627059833
- MajorNearside Front Suspension arm pin or bush excessively worn Rear arm inner bush (5.3.4 (a) (i))
- MajorNearside Front Upper Suspension arm pin or bush excessively worn Front arm inner bush (5.3.4 (a) (i))
- MajorOffside Front Inner Suspension arm pin or bush excessively worn Rear arm inner bush (5.3.4 (a) (i))
- MajorOffside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt Split boot (6.1.7 (g) (ii))
- MajorOffside Front Suspension arm pin or bush excessively worn Front arm inner bush (5.3.4 (a) (i))
- MinorCentral Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
- AdvisoryFuel cap seal worn
- AdvisoryGeneral under body surface corrosion
- AdvisoryNearside Rear Shock absorber bump stop deteriorated
- AdvisoryOffside Rear Shock absorber bump stop deteriorated and broken
- AdvisoryOil leak, but not excessive (8.4.1 (a) (i))
- AdvisoryVehicles internal headlight adjuster altered to recheck lights
Pass138,234 miles2 advisories
- MOT expiry
- 31 Jan 2021
- Odometer
- 138,234 miles
- Test number
- 823566920997
- AdvisoryNearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- AdvisoryOffside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Fail138,230 miles (+10,948)1 major2 advisories
- MOT expiry
- No new certificate
- Odometer
- 138,230 miles
- Test number
- 896096485113
- MajorEngine MIL inoperative or indicates a malfunction (8.2.2.2 (g))
- AdvisoryNearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- AdvisoryOffside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Pass127,282 miles
- MOT expiry
- 31 Jan 2020
- Odometer
- 127,282 miles
- Test number
- 134941459905
No defects or advisories recorded.
Fail127,282 miles (+14,925)1 major
- MOT expiry
- No new certificate
- Odometer
- 127,282 miles
- Test number
- 717355625191
- MajorWindscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a))
Pass112,357 miles
- MOT expiry
- 31 Jan 2019
- Odometer
- 112,357 miles
- Test number
- 599235066544
No defects or advisories recorded.
Fail112,357 miles (+21,827)1 failure1 advisory
- MOT expiry
- No new certificate
- Odometer
- 112,357 miles
- Test number
- 332052180965
- FailureNearside Front Lower Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement (2.4.G.2)
- AdvisoryOffside Front Lower Anti-roll bar linkage rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)
Pass90,530 miles (+12,996)
- MOT expiry
- 31 Jan 2018
- Odometer
- 90,530 miles
- Test number
- 301123930826
No defects or advisories recorded.
Pass77,534 miles (+5,490)4 advisories
- MOT expiry
- 21 Dec 2016
- Odometer
- 77,534 miles
- Test number
- 713658417057
- AdvisoryNearside Front Anti-roll bar linkage has slight play in a pin/bush (2.4.G.2)
- AdvisoryOffside Front Anti-roll bar linkage has slight play in a pin/bush (2.4.G.2)
- AdvisoryWindscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)
- AdvisoryWindscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)
Pass72,044 miles (+5,161)5 advisories
- MOT expiry
- 21 Dec 2015
- Odometer
- 72,044 miles
- Test number
- 119413654347
- AdvisoryFront registration plate deteriorated but not likely to be misread (6.3.1d)
- AdvisoryNearside Front Anti-roll bar linkage has slight play in a pin/bush (2.4.G.2)
- AdvisoryOffside Front Anti-roll bar linkage has slight play in a pin/bush (2.4.G.2)
- AdvisoryRear registration plate deteriorated but not likely to be misread (6.3.1d)
- AdvisoryWindscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)
Pass66,883 miles7 advisories1 note
- MOT expiry
- 21 Dec 2014
- Odometer
- 66,883 miles
- Test number
- 857495153391
- AdvisoryFront Brake pad(s) wearing thin (3.5.1g)
- AdvisoryFront brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)
- AdvisoryFront registration plate deteriorated but not likely to be misread (6.3.1d)
- AdvisoryNearside Rear Shock absorber has a light misting of oil (2.7.3)
- AdvisoryOffside Rear Shock absorber has a light misting of oil (2.7.3)
- AdvisoryRear registration plate deteriorated but not likely to be misread (6.3.1d)
- AdvisoryWindscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)
- NoteChild seat fitted not allowing full inspection of adult belt
Fail66,883 miles (+5,431)1 failure7 advisories1 note
- MOT expiry
- No new certificate
- Odometer
- 66,883 miles
- Test number
- 756724453335
- FailureBonnet cannot be secured in the closed position (8.4.1)
- AdvisoryFront Brake pad(s) wearing thin (3.5.1g)
- AdvisoryFront brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)
- AdvisoryFront registration plate deteriorated but not likely to be misread (6.3.1d)
- AdvisoryNearside Rear Shock absorber has a light misting of oil (2.7.3)
- AdvisoryOffside Rear Shock absorber has a light misting of oil (2.7.3)
- AdvisoryRear registration plate deteriorated but not likely to be misread (6.3.1d)
- AdvisoryWindscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)
- NoteChild seat fitted not allowing full inspection of adult belt
Pass61,452 miles (+4,697)1 advisory
- MOT expiry
- 21 Dec 2013
- Odometer
- 61,452 miles
- Test number
- 575032452366
- AdvisoryNearside Front Anti-roll bar linkage rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)
Pass56,755 miles (+6,548)1 advisory
- MOT expiry
- 21 Dec 2012
- Odometer
- 56,755 miles
- Test number
- 148607841393
- AdvisoryFront Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)
Pass50,207 miles (+9,247)
- MOT expiry
- 21 Dec 2011
- Odometer
- 50,207 miles
- Test number
- 981341250315
No defects or advisories recorded.
Pass40,960 miles
- MOT expiry
- 21 Dec 2010
- Odometer
- 40,960 miles
- Test number
- 542786859383
No defects or advisories recorded.
Questions about S66 BYX
- Does S66 BYX currently have a valid MOT?
- Yes. DVSA records show the MOT on S66 BYX is valid until 28 Nov 2026.
- When is the MOT due on S66 BYX?
- The MOT on S66 BYX is valid until 28 Nov 2026. It can be tested up to a month (minus a day) before then and keep the same renewal date.
- What mileage has S66 BYX done?
- S66 BYX was recorded at 173,852 miles at its MOT on 28 Nov 2025, an average of 8,340 miles a year.
- Has S66 BYX ever failed its MOT?
- Yes. S66 BYX has failed 7 of its 24 MOT tests, most recently on 28 Nov 2023.
- Has the mileage on S66 BYX ever gone down?
- No. The odometer reading went up or stayed the same at every MOT test on record. Service records are still worth checking.
- What did the latest MOT on S66 BYX find?
- S66 BYX passed its latest MOT on 28 Nov 2025 with 1 advisory: nearside front upper suspension arm pin or bush worn but not resulting in excessive movement.
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Contains DVSA MOT history data, public sector information licensed under the Open Government Licence v3.0. Driver Codes is not affiliated with DVSA or DVLA.