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ST15 XOU

2015 Smart (mcc) Forfour

Black Petrol 999cc
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MOT Status

Valid
Expires13 Apr 2027
Tests14 (8 pass, 6 fail)
Pass rate57.1%

Mileage

123,873 mi
Last recorded123,873 miles
Recorded on14 Apr 2026
Typical for 2015 Smart (mcc) Forfour36,352 mi

Significantly above average — investigate

4 checks still locked for this Smart (mcc)
Stolen
Finance
Write-off
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Vehicle Details

RegistrationST15 XOU
MakeSmart (mcc)
ModelForfour
Year2015
ColourBlack
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

8 pass 6 fail
Pass 14 Apr 2026 123,873 miles

Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Oil leak, but not excessive (8.4.1 (a) (i))

Fail 14 Apr 2026 123,873 miles

Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Offside Front Direction indicator not working (4.4.1 (a) (ii))

Oil leak, but not excessive (8.4.1 (a) (i))

Pass 13 Mar 2025 112,284 miles

Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Front Oil leak, but not excessive From gearbox (8.4.1 (a) (i))

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Fail 13 Mar 2025 112,284 miles

Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Front Oil leak, but not excessive From gearbox (8.4.1 (a) (i))

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

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Windscreen washer provides insufficient washer liquid (3.5 (a))

Pass 1 Dec 2023 97,850 miles

Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Fail 1 Dec 2023 97,850 miles

Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Windscreen washer provides insufficient washer liquid (3.5 (a))

Pass 9 Dec 2022 92,376 miles

Heat shield insecure

Offside Front Anti-roll bar ball joint has slight play (5.3.4 (a) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Undercover broken

Wire hanging down around fuel tank area

Fail 23 Nov 2022 91,896 miles

Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))

Exhaust emissions likely to be affected by an exhaust leak (8.2.2.1 (b))

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

Heat shield insecure

Oil leak, but not excessive (8.4.1 (a) (i))

Under cover broken

Wire hanging down around fuel tank area

Pass 25 Nov 2021 80,241 miles

Nearside Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Offside Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Fail 24 Nov 2021 80,241 miles

Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i))

Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i))

Front Brake pad(s) less than 1.5 mm thick (1.1.13 (a) (ii)) DANGEROUS

Nearside Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Offside Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Pass 7 Dec 2020 62,855 miles
Fail 4 Dec 2020 62,855 miles

Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i))

Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i))

Pass 27 Dec 2019 57,031 miles
Pass 16 Jan 2019 46,570 miles

How Reliable is the Smart (mcc) Forfour?

Based on 256,394 MOT tests across 26,709 vehicles.

78.9%
Pass Rate
4,633
Miles/Year
22
Year Lifespan
26,709
On UK Roads

Top MOT Failure Points

Windscreen wiper does not clear the windscreen effectively 2,304
Tyre tread depth below requirements of 1.6mm 2,283
Registration plate lamp not working 2,059
Brake pad(s) less than 1.5 mm thick 1,676
Full Smart (mcc) Forfour reliability report

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ST15 XOU is a 2015 Smart (mcc) Forfour in Black with a 999cc petrol engine. This vehicle has been through 14 MOT tests with a personal pass rate of 57.1%.

Across all 2015 Smart (mcc) Forfour models, the average MOT pass rate is 79.4% with a typical mileage of 36,352 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The most common reason a Smart (mcc) Forfour fails its MOT is windscreen wiper does not clear the windscreen effectively, accounting for 2,304 recorded failures. If you're considering buying ST15 XOU, it's worth having these areas checked by a mechanic before committing.

The Smart (mcc) Forfour typically stays on UK roads for around 22 years. At 11 years old, this Smart (mcc) Forfour is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of ST15 XOU?

You can check the full history of ST15 XOU by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was ST15 XOU registered?

ST15 XOU is a 2015 Smart (mcc) Forfour, first registered on 18 June 2015.

Is ST15 XOU safe to buy?

The MOT history for ST15 XOU shows 14 tests with a 57.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does ST15 XOU 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 ST15 XOU. 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.