Free Car Mileage Check by Registration

What a mileage check shows

Every time a vehicle is presented for an MOT, the tester types the odometer reading into the test record. A mileage check by registration pulls those readings back out and lists them newest first, so you can see how the total has moved year by year rather than relying on the single figure showing on the dashboard or in an advert.

Because the readings sit next to the test results, you also get context. A year with very low mileage and an advisory about corrosion suggests a car that sat still; a year with 25,000 miles and worn brakes tells a different story. Neither is a problem in itself, but both are worth knowing before you view a car.

How MOT mileage records work

Readings are only captured at a test. There is no reporting between tests, no reading at a service, and nothing at all before a car’s first MOT, which for most vehicles falls three years after first registration. Digital MOT records begin in 2005, so a genuinely old car will have a partial history.

Retests create extra entries. If a car fails and returns a day later, you will normally see two records within a few miles of each other, which is expected rather than suspicious. The reading is whatever was on the odometer at that moment, in miles for almost all UK vehicles, although imported cars are sometimes recorded in kilometres.

Example mileage history

The table below is an illustration only. It does not relate to a real vehicle and is here to show how a normal record reads.

Reading upwards, the car covers roughly 7,000 to 8,000 miles a year with one quiet year and a routine retest. That steady, rising pattern is what you want to see.

How to identify possible mileage clocking

Mileage clocking means winding an odometer back so a car appears to have done less work than it has. Digital dashboards have not stopped it; adjusting them is straightforward with the right tool. MOT records help because they capture the figure at fixed points in time, which a seller cannot retrospectively change.

• A reading that is lower than an earlier test — the clearest single warning sign.
• A sudden collapse in annual mileage in the year or two before a sale, after a long run of high mileage.
• A gap in the record, where the car was untested for a period and then reappears with an improbably small increase.
• Wear that does not match the numbers: a shiny 40,000-mile odometer with a worn driver’s seat bolster, polished pedal rubbers and a smooth steering wheel.
• Service history, invoices or tyre-fitting receipts quoting mileages that conflict with the MOT record.

Our guide on spotting mileage clocking using MOT records works through this in more detail, including what to ask the seller.

Innocent reasons for mileage discrepancies

Not every oddity is fraud, and treating it as such will cost you good cars. Common explanations include:

• A typing error at the test centre, such as 47,000 entered as 74,000.
• A reading taken in kilometres on an imported vehicle, inflating the figure.
• The trip meter recorded instead of the total odometer.
• A replacement instrument cluster fitted after a fault, which legitimately restarts the display — this should be documented and disclosed.
• A car genuinely laid up for a year, producing an unusually small increase.

The test is whether the seller can explain the anomaly and back it up with paperwork. A clear invoice for a replacement cluster is reassuring; a shrug is not.

Why mileage history matters when buying

Mileage drives value more than almost anything else on a used listing, so an overstated saving is exactly where a dishonest seller can profit. It also shapes what the car needs next: cambelts, clutches, suspension bushes and dual-mass flywheels are all mileage-related jobs, and buying a 120,000-mile car believing it has done 70,000 means budgeting for the wrong maintenance entirely.

Pair the mileage picture with the test results themselves. The free MOT check shows the advisories and failures recorded alongside each reading, which is usually where the real condition of a car shows up.

Limitations of MOT mileage records

• Nothing is recorded between tests, so recent mileage can only be inferred.
• Cars under three years old usually have no readings at all.
• Records start in 2005, so older history is incomplete.
• Readings are typed by hand and can contain genuine errors.
• History is matched to the registration, so a car that has changed plates may have readings recorded against a previous one.

In other words, a clean MOT mileage record is encouraging but not proof. It is one strong piece of evidence to weigh alongside the V5C, service history and the condition of the car in front of you.

When the full report is worth buying

If you are close to committing money, the full car history check adds the things MOT data cannot tell you: outstanding finance, stolen markers, insurance write-off categories, previous keeper counts, plate changes, import and export markers, and mileage checked against wider industry records rather than test data alone. It is a one-off payment for a single registration, with no subscription, and it is the sensible step before a deposit changes hands on a private sale.

Unlock the Full Car History Report — £5.99

For everything else — confirming the plate matches the car, reading the test history and checking whether the vehicle is taxed — the free checks are enough. Start with the mileage and MOT records above, then run the car tax and SORN check before you travel to view.

RegPeek is an independent service and is not affiliated with DVLA or DVSA. Always confirm anything critical against the official record and the V5C logbook.