2016 Mazda 6 2.2L Diesel · GU66 RHO
2016 Mazda 6 (2.2L, diesel). First registered 30 Sept 2016. Recorded mileage 84,554 miles. MOT expired on 28 Sept 2026.
- Make & Model
- MAZDA 6
- Year / Origin
- 2016 · Canterbury
- Safety Recall
- Unknown
- MOT Status
- Expired on 28 Sept 2026
- Road Tax
- —
- Recorded Mileage
- 84,554 mi
- ULEZ Compliance
- ULEZ Compliant (Euro 6 Diesel)
- Fuel & Engine
- Diesel · 2.2L
- Reliability Guide
- Common Faults
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GU66 RHO Key Findings
- 4 MOT tests recorded
- Latest MOT passed on 22/09/2025
- 84,554 miles recorded at latest MOT
- 6 defects noted at the latest MOT
- Recurring tyres items (7 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
GU66 RHO MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
4 MOT tests are recorded for this 2016 Mazda 6 (GU66 RHO) between September 2022 and September 2025.
The record contains 4 passes and 0 failures.
The record shows no MOT failures, although 13 advisory notices note items to monitor.
Across all tests, the most frequently flagged areas are: Tyres (7 issues), Suspension (2 issues), Bodywork (2 issues), Brakes (2 issues). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 13 advisory notices are recorded. Advisories flag items that passed but may need attention before the next test; they are not evidence of how well the vehicle has been serviced.
GU66 RHO Mileage History
- 05/09/202258,835 mi
- 05/09/202366,686 mi+7,851 mi
- 12/09/202475,341 mi+8,655 mi
- 22/09/202584,554 mi+9,213 mi
Average of roughly 8,441 miles per year across 4 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
Diagnostic & Valuation Intelligence
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Known faults for Mazda Mazda 6 (GJ facelift)
Our database tracks 5 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
MOT Roadworthiness: Average
This rating reflects historical MOT pass rates and recurring advisory wear patterns from official DVSA test logs. Note that roadworthiness does not verify outstanding finance, insurance write-offs, or stolen records.
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Digital Service History
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MAZDA 6 Model Intelligence & Reliability
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Historical MOT pass rates and DVLA records for 2016 model year cars.
- 2.2 Diesel Carbon BuildupModerate
Soot accumulates in the intake manifold and EGR system, causing flat performance, poor economy and repeated regeneration trouble.
- 2.2 Skyactiv-D Twin-Turbocharger Wastegate and Bearing FailureSerious
On 2.2-litre Skyactiv-D (SH-VPTS) diesel engines, the sequential twin-turbocharger assembly suffers from mechanical failure of the exhaust gas regulation valve (wastegate flapper) inside the turbine housing. The pivot pin and rivet holding the flapper fatigue and shear off, causing sudden loss of boost pressure at lower RPMs and triggering fault code P0299 (turbocharger underboost) alongside severe limp mode. In addition, turbocharger bearings are vulnerable to oil starvation caused by carbonised oil and soot accumulation from DPF regeneration cycles. Replacing the twin-turbo unit requires a revised assembly, new oil feed pipes and thorough oil flush.
- 2.2 Skyactiv-D Injector Copper Washer Blow-By and Oil Pickup BlockageSerious
The 2.2 Skyactiv-D engine is prone to premature erosion of the copper combustion chamber sealing washers beneath the fuel injectors. When a washer fails, high-pressure combustion gas blows past the injector into the rocker cover, rapidly baking the engine oil into hard carbon crust and granular sludge. This carbon debris migrates down into the oil sump and chokes the fine wire-mesh oil pump pickup strainer. Oil starvation follows, triggering low oil pressure warnings, grinding exhaust camshaft lobes, vacuum pump failure (causing stiff brake pedals) and catastrophic engine seizure. Preventative replacement of injector washers and sump strainer cleaning is essential.
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