Porsche 911
Black · Petrol · 1987 · 3,164 cc
999 BYMOT history
999 BY is a black petrol Porsche 911 first used on 31 Dec 1987. Its MOT is valid until 14 Oct 2027 and it has passed 15 of 17 MOT tests, with 87,894 miles recorded at the latest.
From DVSA MOT records, updated 16 Oct 2026.
- MOT
- Valid
- Until 14 Oct 2027
- Mileage
- 87,894 mi
- At MOT on 15 Oct 2026
- MOT tests
- 17
- 15 passed · 2 failed
- Per year
- 291 mi
- Average between MOTs
Vehicle details
- Registration
- 999 BY
- Registration format
- Dateless
- Make
- Porsche
- Model
- 911
- Colour
- Black
- Fuel type
- Petrol
- Engine size
- 3,164 cc
- Year of manufacture
- 1987
- First used
- 31 Dec 1987
- MOT status
- MOT valid until 14 Oct 2027
- Latest MOT test
- 15 Oct 2026 (Pass)
Mileage history
999 BY was last recorded at 87,894 miles on 15 Oct 2026, 945 miles more than at the previous MOT on 10 Oct 2025.
- Previous MOT
- 86,949 miles · 10 Oct 2025
- Between the last two tests
- 945 miles
- Average per year
- 291 miles
Recorded mileage by year
- 2026 – 87,894 miles
- 2025 – 86,949 miles
- 2024 – 86,803 miles
- 2023 – 86,742 miles
- 2022 – 86,645 miles
- 2021 – 86,523 miles
- 2018 – 86,431 miles
- 2017 – 85,583 miles
- 2016 – 85,401 miles
- 2015 – 84,768 miles
- 2014 – 84,071 miles
- 2013 – 83,667 miles
- 2011 – 83,308 miles
- 2009 – 82,490 miles
- 2007 – 82,211 miles
What the latest MOT found
No defects or advisories were recorded.
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.
Nearside Exhaust has a minor leak of exhaust gases
Advisory2 MOTs, 2011
Nearside Front Brake hose has slight corrosion to ferrules (3.6.B.4e)
Advisory2 MOTs, 2011
Offside Front Brake hose has slight corrosion to ferrules (3.6.B.4e)
Advisory2 MOTs, 2011
Full MOT history
17 tests since 10 Apr 2007, newest first. Select a test to see every defect and advisory.
Pass87,894 miles (+945)
- MOT expiry
- 14 Oct 2027
- Odometer
- 87,894 miles
- Test number
- 258897779372
No defects or advisories recorded.
Pass86,949 miles (+146)
- MOT expiry
- 9 Oct 2026
- Odometer
- 86,949 miles
- Test number
- 307150612027
No defects or advisories recorded.
Pass86,803 miles (+61)
- MOT expiry
- 23 Mar 2025
- Odometer
- 86,803 miles
- Test number
- 201215721609
No defects or advisories recorded.
Pass86,742 miles
- MOT expiry
- 23 Mar 2024
- Odometer
- 86,742 miles
- Test number
- 480487360884
No defects or advisories recorded.
Fail86,742 miles (+97)1 major
- MOT expiry
- No new certificate
- Odometer
- 86,742 miles
- Test number
- 845788152950
- MajorNearside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))
Pass86,645 miles (+122)
- MOT expiry
- 23 Mar 2023
- Odometer
- 86,645 miles
- Test number
- 960415204766
No defects or advisories recorded.
Pass86,523 miles (+92)
- MOT expiry
- 23 Mar 2022
- Odometer
- 86,523 miles
- Test number
- 256689031253
No defects or advisories recorded.
Pass86,431 miles (+848)
- MOT expiry
- 29 Apr 2019
- Odometer
- 86,431 miles
- Test number
- 429946615833
No defects or advisories recorded.
Pass85,583 miles (+182)
- MOT expiry
- 29 Apr 2018
- Odometer
- 85,583 miles
- Test number
- 591404208881
No defects or advisories recorded.
Pass85,401 miles (+633)
- MOT expiry
- 29 Apr 2017
- Odometer
- 85,401 miles
- Test number
- 331019986880
No defects or advisories recorded.
Pass84,768 miles (+697)
- MOT expiry
- 29 Apr 2016
- Odometer
- 84,768 miles
- Test number
- 366359195096
No defects or advisories recorded.
Pass84,071 miles (+404)
- MOT expiry
- 29 Apr 2015
- Odometer
- 84,071 miles
- Test number
- 637726304127
No defects or advisories recorded.
Pass83,667 miles (+359)
- MOT expiry
- 29 Apr 2014
- Odometer
- 83,667 miles
- Test number
- 527960523171
No defects or advisories recorded.
Pass83,308 miles (+2)3 advisories
- MOT expiry
- 18 Oct 2012
- Odometer
- 83,308 miles
- Test number
- 999222491272
- AdvisoryNearside Exhaust has a minor leak of exhaust gases (7.1.2)
- AdvisoryNearside Front Brake hose has slight corrosion to ferrules (3.6.B.4e)
- AdvisoryOffside Front Brake hose has slight corrosion to ferrules (3.6.B.4e)
Fail83,306 miles (+816)5 failures3 advisories
- MOT expiry
- No new certificate
- Odometer
- 83,306 miles
- Test number
- 196444781299
- FailureFront registration plate character(s) likely to be misread (6.3.4b)
- FailureNearside Rear Brake hose ferrule excessively corroded (3.6.B.4e)
- FailureOffside Rear Brake hose ferrule excessively corroded (3.6.B.4e)
- FailureRear registration plate character(s) likely to be misread (6.3.4b)
- FailureService brake: efficiency below requirements (3.7.B.7)
- AdvisoryNearside Exhaust has a minor leak of exhaust gases (7.1.2)
- AdvisoryNearside Front Brake hose has slight corrosion to ferrules (3.6.B.4e)
- AdvisoryOffside Front Brake hose has slight corrosion to ferrules (3.6.B.4e)
Pass82,490 miles (+279)
- MOT expiry
- 8 Jun 2010
- Odometer
- 82,490 miles
- Test number
- 441950469169
No defects or advisories recorded.
Pass82,211 miles
- MOT expiry
- 9 Apr 2008
- Odometer
- 82,211 miles
- Test number
- 664970207151
No defects or advisories recorded.
Questions about 999 BY
- What vehicle is registration 999 BY currently assigned to?
- DVSA MOT records show 999 BY on a black petrol Porsche 911 first used on 31 Dec 1987. Dateless registrations can be transferred between vehicles, so earlier MOT tests may have been under a different registration. Registered keeper details are not public and are not shown.
- Does 999 BY currently have a valid MOT?
- Yes. DVSA records show the MOT on 999 BY is valid until 14 Oct 2027.
- When is the MOT due on 999 BY?
- The MOT on 999 BY is valid until 14 Oct 2027. It can be tested up to a month (minus a day) before then and keep the same renewal date.
- What mileage has 999 BY done?
- 999 BY was recorded at 87,894 miles at its MOT on 15 Oct 2026, an average of 291 miles a year.
- Has 999 BY ever failed its MOT?
- Yes. 999 BY has failed 2 of its 17 MOT tests, most recently on 23 Mar 2023.
- Has the mileage on 999 BY 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 999 BY find?
- 999 BY passed its latest MOT on 15 Oct 2026 with no defects or advisories recorded.
Related registrations
- 999 BSLand Rover Defender X Mhev Auto
- 999 BTRolls-Royce Ghost V12 4X4 Auto
- 999 BUDLand Rover Sport
- 999 BUSFord Fiesta
- 999 BWCJaguar F-Pace
- 999 BXSMercedes-Benz E
- 999CLand Rover Range Rover
- 999 CAPorsche 911
- 999 CAYAlfa Romeo Stelvio
- 999 CCVolkswagen Polo
- 999 CCCMaserati Levante D V6 Auto
- 999 CDMercedes-Benz AMG GLC 63 S Premium 4M + A
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.