CarVerify

Free Car Check

ST12 KXB

2012 Mazda 6

Silver Diesel 2183cc
Search another vehicle

MOT Status

Expired
Expires13 Mar 2025
Tests16 (9 pass, 7 fail)
Pass rate56.3%

Mileage

140,330 mi
Last recorded140,330 miles
Recorded on12 Mar 2025
Typical for 2012 Mazda 674,301 mi

Significantly above average — investigate

4 checks still locked for this Mazda
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £9.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationST12 KXB
MakeMazda
Model6
Year2012
ColourSilver
Fuel typeDiesel
Engine2,183cc

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 7 fail
Fail 12 Mar 2025 140,330 miles

Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f))

Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d))

Nearside Front Brake pipe excessively corroded to flex (1.1.11 (c))

Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

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

Nearside Rear Brake pipe excessively corroded to flex (1.1.11 (c))

Nearside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

Nearside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Offside Front Brake pipe excessively corroded to flex (1.1.11 (c))

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

Offside Rear Brake pipe excessively corroded to flex (1.1.11 (c))

Offside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

Offside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Power steering malfunctioning (2.1.5 (a))

Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c))

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

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

Stop lamp(s) remains on when the brakes are released when sidelights are on (4.3.2 (a) (iii)) DANGEROUS

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

Fuel Pipe/s corroded filler neck ()

Nearside Front Upper Suspension arm ball joint has slight play (5.3.4 (a) (i))

Nearside Rear Subframe mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Nearside Rear Suspension component mounting prescribed area is corroded but not considered excessive inner sill (5.3.6 (a) (i))

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

Offside Parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (1.4.2 (a) (i))

Offside Rear Subframe mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Offside Rear Suspension component mounting prescribed area is corroded but not considered excessive inner sill (5.3.6 (a) (i))

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

Plastic covers fitted on outer sills

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

Under trays fitted covering testable items

Pass 14 Mar 2024 130,958 miles

Nearside Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

Nearside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

Offside Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

Offside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

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

power steering pulls to left

Fail 13 Mar 2024 130,958 miles

Nearside Front Lower Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Nearside Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

Nearside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

Offside Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

Offside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

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

power steering pulls to left

Fail 21 Sep 2023 126,635 miles

Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

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

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

Nearside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

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

Offside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

Steering rack pulls to left

Pass 8 Sep 2022 76,173 miles

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

steering rack always wants to pull to the left advise get out checked out maybe steering angle sensor needs reset

Fail 5 Sep 2022 121,766 miles

Brake lever has insufficient reserve travel (1.1.2 (a))

Parking brake efficiency below requirements (1.4.2 (a) (i))

Fuel tank exhaust shield missing where fitted as original equipment creating a risk of fire (6.1.3 (e)) DANGEROUS

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

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

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

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

Nearside Rear Service brake binding but not excessively (1.2.1 (f))

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

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

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

Offside Rear Service brake binding but not excessively (1.2.1 (f))

steering rack always wants to pull to the left advise get out checked out maybe steering angle sensor needs reset

Pass 15 Sep 2021 113,801 miles

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

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

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

Pass 16 Sep 2020 109,812 miles

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

Fail 15 Sep 2020 109,812 miles

Nearside Parking brake inoperative on one side (1.4.1 (a))

Parking brake efficiency below requirements (1.4.2 (a) (i))

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

Pass 19 Sep 2019 106,141 miles

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

Fail 17 Sep 2019 106,141 miles

Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i))

Nearside Headlamp aim too low (4.1.2 (a))

Offside Headlamp aim too low (4.1.2 (a))

Parking brake efficiency below requirements (1.4.2 (a) (i))

Rear Brake disc significantly and obviously worn (1.1.14 (a) (i))

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

Pass 22 May 2018 93,561 miles

Both front tyres worn unevenly on inner edges (205/60/16)

Engine and under trays fitted obscuring some testable components

Nearside Front Brake pipe corroded, covered in grease or other material ABS to flexi (1.1.11 (c))

Pass 12 May 2017 83,936 miles

Engine and under body covers fitted obscuring some testable items.

Parking brake lever has little reserve travel (3.1.6b)

Pass 16 May 2016 70,787 miles
Fail 16 May 2016 70,785 miles

Rear Brake pad(s) less than 1.5 mm thick (3.5.1g)

Pass 19 May 2015 51,515 miles

front tyres badly worn on inner edges

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

Don't risk it. Know before you buy.

Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

£30k guarantee Instant results Cancel anytime

ST12 KXB is a 2012 Mazda 6 in Silver with a 2,183cc diesel engine. This vehicle has been through 16 MOT tests with a personal pass rate of 56.3%.

Across all 2012 Mazda 6 models, the average MOT pass rate is 78.0% with a typical mileage of 74,301 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 ST12 KXB, 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 14 years old, this Mazda 6 is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of ST12 KXB?

You can check the full history of ST12 KXB by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was ST12 KXB registered?

ST12 KXB is a 2012 Mazda 6, first registered on 26 May 2012.

Is ST12 KXB safe to buy?

The MOT history for ST12 KXB shows 16 tests with a 56.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does ST12 KXB 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 ST12 KXB. 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.