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ST66 XEZ

2017 Mazda 6

White Petrol 1998cc
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MOT Status

Valid
Expires8 Mar 2027
Tests11 (9 pass, 2 fail)
Pass rate81.8%

Mileage

210,644 mi
Last recorded210,644 miles
Recorded on9 Mar 2026
Typical for 2017 Mazda 651,846 mi

Significantly above average — investigate

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

RegistrationST66 XEZ
MakeMazda
Model6
Year2017
ColourWhite
Fuel typePetrol
Engine1,998cc

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

9 pass 2 fail
Pass 9 Mar 2026 210,644 miles

Front Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

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

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Suspension arm corroded but not seriously weakened all rear (5.3.3 (b) (i))

Fail 11 Dec 2025 210,212 miles

Electronic parking brake warning indicates a malfunction (1.1.6 (e))

Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i))

Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i))

Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i))

Offside Rear Electronic parking brake control inoperative (1.1.6 (d))

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

Offside Rear Inner Brake disc in such a condition that it is seriously weakened (1.1.14 (a) (ii)) DANGEROUS

Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) DANGEROUS

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

Pass 13 Dec 2024 207,778 miles

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Fail 12 Dec 2024 207,778 miles

Tyre tread depth below requirements of 1.6mm both front (5.2.3 (e)) DANGEROUS

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Pass 5 Dec 2023 204,168 miles

Offside Front Suspension arm pin or bush worn but not resulting in excessive movement rear bush (5.3.4 (a) (i))

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Pass 12 Dec 2022 181,021 miles

Central Rear Exhaust has a minor leak of exhaust gases back box has pin hole in exhaust (6.1.2 (a))

Nearside Rear Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Rear Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

undertrays on vehicle covering components.

Pass 22 Jun 2022 159,779 miles

Offside Rear Inner Brake pad(s) wearing thin (1.1.13 (a) (ii))

Pass 22 Jun 2021 120,584 miles

Nearside Rear Nail in tyre ()

Pass 19 Jan 2021 106,765 miles

Nearside Front Windscreen wiper blade defective (3.4 (b) (i))

Nearside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Pass 22 Jan 2020 84,387 miles

Nearside Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))

Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))

Pass 23 Jan 2018 22,937 miles

How Reliable is the Mazda 6?

Based on 1,904,140 MOT tests across 159,651 vehicles.

75.4%
Pass Rate
7,713
Miles/Year
24
Year Lifespan
159,651
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 45,082
position lamp(s) not working 38,980
Brake pad(s) less than 1.5 mm thick 34,576
Registration plate lamp not working 29,515
Windscreen wiper does not clear the windscreen effectively 28,494
Full Mazda 6 reliability report

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ST66 XEZ is a 2017 Mazda 6 in White with a 1,998cc petrol engine. This vehicle has been through 11 MOT tests with a personal pass rate of 81.8%.

Across all 2017 Mazda 6 models, the average MOT pass rate is 86.0% with a typical mileage of 51,846 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 Mazda 6 fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 45,082 recorded failures. If you're considering buying ST66 XEZ, it's worth having these areas checked by a mechanic before committing.

The Mazda 6 typically stays on UK roads for around 24 years. At 9 years old, this Mazda 6 is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of ST66 XEZ?

You can check the full history of ST66 XEZ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was ST66 XEZ registered?

ST66 XEZ is a 2017 Mazda 6, first registered on 21 January 2017.

Is ST66 XEZ safe to buy?

The MOT history for ST66 XEZ shows 11 tests with a 81.8% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does ST66 XEZ 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 ST66 XEZ. 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.