How do MOT checks work?

3 min read·Updated April 2026

ScanAuctions pulls full DVSA MOT history for every car with a registered VRM. You see the headline status in scan results, and the full history on click — no need to leave the app or run a separate check.

What you see in results

  • MOT Status — Valid, Expires soon, or Expired.
  • MOT Expiry — the date the current certificate runs out.
  • Advisories count — how many advisories were flagged at the most recent test.

Status meanings

  • Valid — at least 30 days remaining on the certificate.
  • Expires soon — under 30 days left, will need a fresh MOT before retail.
  • Expired — failed or lapsed; adds cost and delay before resale.

The MOT modal

Click any car’s VRM in scan results to open the MOT modal. You get the full DVSA history: every test, Pass/Fail/Advisory result, advisory comments verbatim, and mileage at each test. That last column is gold — mileage going backwards between tests is the clearest red flag for a clocked car.

A car with 8 advisories at the last MOT will need work before retail. A car with 5 prior owners and a string of failures is a red flag — even if the profit looks tempting on paper.

When the VRM is missing

Some Motorway and CarWow listings hide the plate until purchase. The MOT modal shows “No plate” in that case. You can manually enter a VRM if you’ve sourced it elsewhere, or backfill MOT history after purchase by adding the plate to the car record.

Caching

DVSA rate-limits MOT lookups. To stay inside the limits at scale, we cache results for 24 hours — if you re-scan the same VRM within a day, the cached MOT data is reused rather than refetched. The expiry date and status are still accurate to the day.

Use the advisories count as a quick triage signal in the results table: 0-2 is clean, 3-5 is normal for older stock, 6+ deserves a closer look before bidding.

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