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KM12 YSN

2012 Seat Mii

Red Petrol 999cc
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MOT Status

Valid
Expires28 Nov 2026
Tests13 (12 pass, 1 fail)
Pass rate92.3%

Mileage

119,482 mi
Last recorded119,482 miles
Recorded on14 Nov 2025
Typical for 2012 Seat Mii45,229 mi

Significantly above average — investigate

4 checks still locked for this Seat
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationKM12 YSN
MakeSeat
ModelMii
Year2012
ColourRed
Fuel typePetrol
Engine999cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

12 pass 1 fail
Pass 14 Nov 2025 119,482 miles
Pass 21 Nov 2024 111,856 miles
Pass 24 Nov 2023 106,641 miles

Engine oil is below minimum

Fail 22 Nov 2023 106,639 miles

Nearside Rear Service brake excessively binding (1.2.1 (f))

Offside Rear Service brake excessively binding (1.2.1 (f))

Offside Stop lamp(s) not working (4.3.1 (a) (ii))

Nearside Front Tyre tread depth below requirements of 1.6mm 175/65r14 (5.2.3 (e)) DANGEROUS

Offside Front Tyre tread depth below requirements of 1.6mm And showing cords (5.2.3 (e)) DANGEROUS

Both rear wheel bearings not tested

Engine oil is below minimum

Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Drag link end ball joint has slight play Inner steering arm (2.1.3 (b) (i))

Slight hand brake travel

Slight play in nearside steering

Pass 29 Nov 2022 95,578 miles

Central Exhaust heat shield adrift

Steering column universal joint has slight wear or play (2.2.2 (c))

Pass 22 Apr 2022 93,148 miles
Pass 28 Jun 2021 84,040 miles
Pass 20 Jul 2020 76,958 miles
Pass 29 May 2019 63,876 miles
Pass 30 May 2018 49,561 miles
Pass 26 May 2017 38,456 miles
Pass 7 Jun 2016 27,143 miles

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Pass 10 Jun 2015 16,364 miles

How Reliable is the Seat Mii?

Based on 178,602 MOT tests across 18,080 vehicles.

83.2%
Pass Rate
4,559
Miles/Year
14
Year Lifespan
18,080
On UK Roads
Full Seat Mii reliability report

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KM12 YSN is a 2012 Seat Mii in Red with a 999cc petrol engine. This vehicle has been through 13 MOT tests with a personal pass rate of 92.3%.

Across all 2012 Seat Mii models, the average MOT pass rate is 80.7% with a typical mileage of 45,229 miles. This particular vehicle has performed better than the average for its year.

The Seat Mii typically stays on UK roads for around 14 years. At 14 years old, this Seat Mii is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of KM12 YSN?

You can check the full history of KM12 YSN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KM12 YSN registered?

KM12 YSN is a 2012 Seat Mii, first registered on 20 June 2012.

Is KM12 YSN safe to buy?

The MOT history for KM12 YSN shows 13 tests with a 92.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KM12 YSN have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on KM12 YSN. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.