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Mercedes-Benz 450

White · Petrol · 1975 · 4,520 cc

HER 121MOT history

HER 121 is a white petrol Mercedes-Benz 450 first used on 31 Dec 1975. Its MOT expired on 25 Jun 2026 and it has passed 17 of 20 MOT tests, with 55,903 miles recorded at the latest.

From DVSA MOT records, updated 19 Jun 2025.

MOT
Expired
On 25 Jun 2026
Mileage
55,903 mi
At MOT on 19 Jun 2025
MOT tests
20
17 passed · 3 failed
Per year
25 mi
Average between MOTs
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Vehicle details

Registration
HER 121
Registration format
Dateless
Make
Mercedes-Benz
Model
450
Colour
White
Fuel type
Petrol
Engine size
4,520 cc
Year of manufacture
1975
First used
31 Dec 1975
MOT status
MOT expired on 25 Jun 2026
Latest MOT test
19 Jun 2025 (Pass)

Mileage history

HER 121 was last recorded at 55,903 miles on 19 Jun 2025, 14 miles more than at the previous MOT on 26 Jun 2024.

Mileage went down between tests

  • 9 Mar 2017: 55,699 miles, lower than 55,848 miles on 5 Mar 2016.

A replacement instrument cluster, a recording error at the test or odometer tampering can cause this.

Odometer reading at each MOT testPassFailMileage went down
Previous MOT
55,889 miles · 26 Jun 2024
Between the last two tests
14 miles
Average per year
25 miles

Recorded mileage by year

  • 2025 – 55,903 miles
  • 2024 – 55,889 miles
  • 2023 – 55,871 miles
  • 2022 – 55,865 miles
  • 2021 – 55,852 miles
  • 2020 – 55,777 miles
  • 2019 – 55,768 miles
  • 2018 – 55,731 miles
  • 2017 – 55,699 miles
  • 2016 – 55,848 miles
  • 2015 – 55,632 miles
  • 2014 – 55,581 miles
  • 2013 – 55,517 miles
  • 2012 – 55,507 miles
  • 2011 – 55,468 miles
  • 2010 – 55,458 miles
  • 2007 – 55,456 miles

What the latest MOT found

Pass55,903 miles
  • AdvisoryCentral Exhaust has a minor leak of exhaust gases joint (6.1.2 (a))Recorded at 3 MOTs since 2019
  • AdvisoryOffside Power steering pipe/hose has slight seepage (2.1.5 (a))

What MOT advisories mean

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.

  • Power steering pipe/hose has slight seepage

    Advisory2 MOTs, 2019–2020

  • Power steering pipe(s) or hose(s) has slight seepage from a seal (2.3.3b)

    Advisory2 MOTs, 2017–2018

  • Centre Exhaust has a minor leak of exhaust gases

    Advisory2 MOTs, 2014–2015

  • Power steering component(s) has slight seepage from a component (2.3.3b)

    Advisory2 MOTs, 2010–2014

  • Nearside Front Windscreen washer provides insufficient washer liquid

    Failure2 MOTs, 2007–2010

Full MOT history

20 tests since 21 Sept 2007, newest first. Select a test to see every defect and advisory.

  1. Pass55,903 miles (+14)2 advisories
    MOT expiry
    25 Jun 2026
    Odometer
    55,903 miles
    Test number
    805772931301
    • AdvisoryCentral Exhaust has a minor leak of exhaust gases joint (6.1.2 (a))
    • AdvisoryOffside Power steering pipe/hose has slight seepage (2.1.5 (a))

  2. Pass55,889 miles (+18)2 advisories
    MOT expiry
    25 Jun 2025
    Odometer
    55,889 miles
    Test number
    589181136679
    • AdvisoryCentral Exhaust has a minor leak of exhaust gases joint (6.1.2 (a))
    • AdvisoryOffside Front Power steering pipe/hose has slight seepage (2.1.5 (a))

  3. Pass55,871 miles (+6)
    MOT expiry
    22 May 2024
    Odometer
    55,871 miles
    Test number
    910503986247

    No defects or advisories recorded.

  4. Pass55,865 miles (+6)
    MOT expiry
    22 May 2023
    Odometer
    55,865 miles
    Test number
    269708357636

    No defects or advisories recorded.

  5. Fail55,859 miles (+7)4 major1 advisory
    MOT expiry
    No new certificate
    Odometer
    55,859 miles
    Test number
    520045280932
    • MajorNearside Front Sub-frame pin or bush excessively worn Rear bush on front sub-frame. (5.3.4 (a) (i))
    • MajorNearside Front Windscreen washer not working (3.5 (a))
    • MajorOffside Front Sub-frame pin or bush excessively worn Rear bush on front sub-frame. (5.3.4 (a) (i))
    • MajorOffside Front Windscreen washer not working (3.5 (a))
    • AdvisoryCentral Exhaust has a minor leak of exhaust gases (6.1.2 (a))

  6. Pass55,852 miles (+75)
    MOT expiry
    25 Mar 2022
    Odometer
    55,852 miles
    Test number
    525828665403

    No defects or advisories recorded.

  7. Pass55,777 miles (+9)1 advisory
    MOT expiry
    22 Mar 2021
    Odometer
    55,777 miles
    Test number
    307907768502
    • AdvisoryPower steering pipe/hose has slight seepage (2.1.5 (a))

  8. Pass55,768 miles (+37)2 advisories
    MOT expiry
    22 Mar 2020
    Odometer
    55,768 miles
    Test number
    178793578362
    • AdvisoryCentral Exhaust has a minor leak of exhaust gases joint (6.1.2 (a))
    • AdvisoryPower steering pipe/hose has slight seepage (2.1.5 (a))

  9. Pass55,731 miles (+32)1 advisory
    MOT expiry
    22 Mar 2019
    Odometer
    55,731 miles
    Test number
    202129774420
    • AdvisoryPower steering pipe(s) or hose(s) has slight seepage from a seal (2.3.3b)

  10. Pass55,699 miles (-149)1 advisory
    MOT expiry
    22 Mar 2018
    Odometer
    55,699 miles
    Test number
    161387268196
    • AdvisoryPower steering pipe(s) or hose(s) has slight seepage from a seal (2.3.3b)

  11. Pass55,848 miles (+216)3 advisories
    MOT expiry
    22 Mar 2017
    Odometer
    55,848 miles
    Test number
    281633824032
    • AdvisoryCentre Exhaust has a minor leak of exhaust gases joint (7.1.2)
    • AdvisorySteering box has a slight oil leak (2.2.D.2e)
    • AdvisoryOil leaking from gearbox

  12. Pass55,632 miles (+51)3 advisories
    MOT expiry
    22 Mar 2016
    Odometer
    55,632 miles
    Test number
    938033075024
    • AdvisoryCentre Exhaust has a minor leak of exhaust gases (7.1.2)
    • AdvisoryParking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)
    • AdvisoryPower steering pipe(s) or hose(s) has slight seepage from a joint (2.3.3b)

  13. Pass55,581 miles (+64)2 advisories
    MOT expiry
    22 Mar 2015
    Odometer
    55,581 miles
    Test number
    619937164099
    • AdvisoryCentre Exhaust has a minor leak of exhaust gases (7.1.2)
    • AdvisoryPower steering component(s) has slight seepage from a component (2.3.3b)

  14. Pass55,517 miles (+10)3 advisories1 note
    MOT expiry
    22 Mar 2014
    Odometer
    55,517 miles
    Test number
    346715873064
    • AdvisoryNearside Front Brake hose slightly damaged (3.6.B.4d)
    • AdvisoryOffside Front Brake hose slightly damaged (3.6.B.4d)
    • AdvisoryPower steering pump has slight seepage from a seal (2.3.3b)
    • NoteTransmission has slight leak

  15. Pass55,507 miles (+39)1 note
    MOT expiry
    22 Mar 2013
    Odometer
    55,507 miles
    Test number
    356707872065
    • NoteOil leak

  16. Pass55,468 miles (+10)
    MOT expiry
    22 Mar 2012
    Odometer
    55,468 miles
    Test number
    887511271002

    No defects or advisories recorded.

  17. Pass55,458 miles1 advisory1 note
    MOT expiry
    22 Mar 2011
    Odometer
    55,458 miles
    Test number
    192092080478
    • AdvisoryPower steering component(s) has slight seepage from a component (2.3.3b)
    • NoteOil leak

  18. Fail55,458 miles (+2)2 failures1 advisory1 note
    MOT expiry
    No new certificate
    Odometer
    55,458 miles
    Test number
    634892880097
    • FailureNearside Front Windscreen washer provides insufficient washer liquid (8.2.3)
    • FailureOffside Front Windscreen washer provides insufficient washer liquid (8.2.3)
    • AdvisoryPower steering component(s) has slight seepage from a component (2.3.3b)
    • NoteOil leak

  19. Pass55,456 miles4 notes
    MOT expiry
    8 Nov 2008
    Odometer
    55,456 miles
    Test number
    964133217312
    • NoteBOTHY CHASSIS LEGS CORRODED
    • NoteCOOLING SYSTEM EXPANSION BOTTLE TOP MISSING
    • NoteSURFACE CORROSION THROUGHOUT UNDERBODY
    • NoteUNDRBODY UNDERSEAL THROUGHOUT UNDERSIDE????

  20. Fail55,456 miles2 failures1 note
    MOT expiry
    No new certificate
    Odometer
    55,456 miles
    Test number
    661004567212
    • FailureFuel system component leaking (7.2.3)
    • FailureNearside Front Windscreen washer provides insufficient washer liquid (8.2.3)
    • NoteOil leaking frome gear box

Questions about HER 121

What vehicle is registration HER 121 currently assigned to?
DVSA MOT records show HER 121 on a white petrol Mercedes-Benz 450 first used on 31 Dec 1975. 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 HER 121 currently have a valid MOT?
No. The MOT on HER 121 expired on 25 Jun 2026, according to DVSA records.
When is the MOT due on HER 121?
The MOT on HER 121 expired on 25 Jun 2026. It can only be driven to a pre-booked MOT test or to repairs needed to pass one.
What mileage has HER 121 done?
HER 121 was recorded at 55,903 miles at its MOT on 19 Jun 2025, an average of 25 miles a year.
Has HER 121 ever failed its MOT?
Yes. HER 121 has failed 3 of its 20 MOT tests, most recently on 13 Apr 2022.
Has the mileage on HER 121 ever gone down?
Yes. The recorded mileage was lower than at the previous test once, first on 9 Mar 2017. This can be caused by a replacement instrument cluster, a recording error or odometer tampering.
What did the latest MOT on HER 121 find?
HER 121 passed its latest MOT on 19 Jun 2025 with 2 advisories: central exhaust has a minor leak of exhaust gases joint; offside power steering pipe/hose has slight seepage.

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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.