2017 Bentley Mulsanne 6.8L Petrol · DB17 DUN
2017 Bentley Mulsanne (6.8L, petrol). First registered 01/04/2017. Recorded mileage 6,590 miles. MOT valid until 21/05/2027.
- Make & Model
- BENTLEY MULSANNE
- Year / Origin
- 2017 · Chester
- Safety Recall
- Unknown
- MOT Status
- Valid until 21/05/2027
- Road Tax
- —
- Recorded Mileage
- 6,590 mi
- ULEZ Compliance
- ULEZ Compliant (Euro 4+)
- Fuel & Engine
- Petrol · 6.8L
- Reliability Guide
- Common Faults
- Fuel Type
- Petrol
- Year
- 2017
- Engine
- 6752cc
DB17 DUN Key Findings
- 9 MOT tests recorded
- Latest MOT passed on 13/05/2026
- 6,590 miles recorded at latest MOT
- 1 historical MOT failure
- No defects recorded at the latest MOT
Derived directly from the recorded DVSA and DVLA data shown on this page.
MOT Roadworthiness: Good
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.
Verify lender finance agreements, insurance write-offs, police stolen registers, and mileage rollback.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
Diagnostic & Valuation Intelligence
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Known faults for Bentley Bentley Mulsanne
Our database tracks 3 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
DB17 DUN Mileage History
- 22/05/20203,406 mi
- 22/05/20203,406 mi
- 29/04/20213,852 mi+446 mi
- 10/05/20224,674 mi+822 mi
- 23/05/20234,800 mi+126 mi
- 20/05/20245,606 mi+806 mi
- 20/05/20256,212 mi+606 mi
- 13/05/20266,590 mi+378 mi
Average of roughly 533 miles per year across 8 recorded odometer readings.
DB17 DUN MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
9 MOT tests are recorded for this 2017 Bentley Mulsanne (DB17 DUN) between March 2020 and May 2026.
The record contains 8 passes and 1 failure.
The most recent test on 13 May 2026 was a pass, although the earlier record includes 1 failure that buyers may want to investigate.
Across all tests, the most frequently flagged areas are: Lighting (1 issue). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 1 advisory notice is 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.
Common Problems: BENTLEY MULSANNE
Known issues reported by owners and MOT testers.
- Coolant Expansion Tank Leaks(Moderate)
The plastic expansion tanks can crack or the seals can fail, leading to slow coolant loss.
- 6.75L V8 Turbo Oil Feed Line Leaks(Serious)
The legendary 6.75-litre V8 uses turbo oil feed lines that can develop leaks as they age, leading to oil consumption, potential turbo damage, and in severe cases engine bay fires if oil contacts hot exhaust components.
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