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ST66 WCP

2017 Mazda 6

Grey Diesel 2191cc
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MOT Status

Valid
Expires8 Feb 2027
Tests8 (7 pass, 1 fail)
Pass rate87.5%

Mileage

123,447 mi
Last recorded123,447 miles
Recorded on29 Jan 2026
Typical for 2017 Mazda 651,846 mi

Significantly above average — investigate

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

RegistrationST66 WCP
MakeMazda
Model6
Year2017
ColourGrey
Fuel typeDiesel
Engine2,191cc

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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

7 pass 1 fail
Pass 29 Jan 2026 123,447 miles

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

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

fuel tank straps corroded

Fail 29 Jan 2026 123,446 miles

Front Brake pipe excessively corroded both (1.1.11 (c))

Nearside Front Position lamp not working (4.2.1 (a) (ii))

Rear Brake pipe excessively corroded both (1.1.11 (c))

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

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

fuel tank straps corroded

Pass 4 Feb 2025 105,908 miles

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

Front Brake pipe corroded, covered in grease or other material both (1.1.11 (c))

Rear Brake pipe corroded, covered in grease or other material both (1.1.11 (c))

Pass 1 Feb 2024 92,789 miles

Front Brake pipe corroded, covered in grease or other material both (1.1.11 (c))

Front Registration plate deteriorated but not likely to be misread (0.1 (b))

Front Tyre slightly damaged/cracking or perishing both (5.2.3 (d) (ii))

Front Tyre worn close to legal limit/worn on edge both (5.2.3 (e))

Nearside Front fog lamp inop

Valve stem slightly damaged all perishing (5.2.3 (j))

Pass 17 Jan 2023 79,118 miles

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

Pass 19 Jan 2022 65,173 miles
Pass 28 Jan 2021 54,222 miles
Pass 3 Feb 2020 44,383 miles

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

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 WCP is a 2017 Mazda 6 in Grey with a 2,191cc diesel engine. This vehicle has been through 8 MOT tests with a personal pass rate of 87.5%.

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 performed better than the average for its year.

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 WCP, 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 WCP?

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

What year was ST66 WCP registered?

ST66 WCP is a 2017 Mazda 6, first registered on 9 February 2017.

Is ST66 WCP safe to buy?

The MOT history for ST66 WCP shows 8 tests with a 87.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does ST66 WCP 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 WCP. 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.