2017 SEAT Leon 1.6L Diesel · BL17 AEJ
2017 SEAT Leon (1.6L, diesel). First registered 23 Aug 2017. Recorded mileage 51,398 miles. MOT valid until 14 Feb 2027.
- Make & Model
- SEAT LEON
- Year / Origin
- 2017 · Birmingham
- Safety Recall
- Unknown
- MOT Status
- Valid until 14 Feb 2027
- Road Tax
- —
- Recorded Mileage
- 51,398 mi
- ULEZ Compliance
- ULEZ Compliant (Euro 6 Diesel)
- Fuel & Engine
- Diesel · 1.6L
- Reliability Guide
- Common Faults
AI-generated interpretation of this vehicle’s MOT record — not an official statement and not a substitute for an independent inspection.
Thinking of buying this vehicle? Free MOT and tax checks do not cover legal ownership. If outstanding finance exists, finance companies have legal right to repossess without compensation.
BL17 AEJ Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 09/02/2026
- 51,398 miles recorded at latest MOT
- 1 historical MOT failure
- 7 defects noted at the latest MOT
- Recurring brakes items (5 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
BL17 AEJ MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
5 MOT tests are recorded for this 2017 Seat Leon (BL17 AEJ) between May 2023 and February 2026.
The record contains 4 passes and 1 failure.
The most recent test on 09 February 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: Brakes (5 issues), Tyres (3 issues), Windscreen (1 issue), Steering (1 issue). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 10 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.
Recorded failure items include: “Nearside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))”.
BL17 AEJ Mileage History
- 10/05/202346,063 mi
- 15/02/202446,679 mi+616 mi
- 05/02/202549,016 mi+2,337 mi
- 05/02/202549,016 mi
- 09/02/202651,398 mi+2,382 mi
Average of roughly 1,937 miles per year across 5 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
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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.
Digital Service History
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Buyer's Guide & Inspection Advisory
Expert automotive synthesis from historical MOT defect records and market benchmarks.
Our Verdict
A highly recommended low-mileage diesel that offers excellent value and a remarkably clean maintenance record. It is a sensible choice for long-distance drivers seeking reliability and low monthly running costs.
When inspecting this specific Leon, your priority should be the service history. Given the 1.6cc diesel engine, ensure that the oil changes have been performed strictly to schedule to protect the Diesel Particulate Filter (DPF). At the low mileage, check if the car has been used for short city trips, which can lead to clogged filters.
Check the condition of the black paintwork, as this can show swirl marks easily, but since the car passed its most recent MOT in February 2026 with no defects, the mechanical health appears robust. Ask the owner for receipts relating to any work following the February 2025 failure.
The 1.6L diesel engine is designed for efficiency, making this Leon ideal for those with high annual mileage. You can expect competitive fuel economy compared to petrol counterparts. The tax band for this model year is typically reasonable, and insurance groups usually fall into a mid-range bracket, though this will vary by driver profile.
Maintenance costs for the SEAT Leon are generally predictable as it shares components with Volkswagen Group siblings. Given the low mileage, you should face less frequent expenditure on items like brake pads and tyres compared to higher mileage examples.
While the MOT history shows no recorded defects in the most recent test, you should verify what the February 2025 failure at 49,016 miles was. Even if it was passed immediately, knowing if it was a simple item like a bulb or a blade provides insight into the owner's attention to detail.
Inspect the tyres for uneven wear which could indicate alignment issues, and because it is a diesel, check for any signs of oil leaks around the engine bay. Ensure the black trim hasn't suffered from fading common on older plastics.
This 2017 SEAT LEON features a 1.6L diesel engine and has covered just 51,398 miles over its nearly nine-year life. This mileage is significantly below the national average for a vehicle of this age. The MOT history is exceptionally clean, with only one minor failure in early 2025 that was immediately rectified without further defects, suggesting a car that has been well-maintained.
The SEAT Leon platform is generally considered reliable, benefiting from proven Volkswagen Group engineering in the 1.6cc diesel range.
Reviewed by the IsItAGoodCar editorial team — Verified automotive analysis synthesized from official vehicle registries.
Data Sources
DVSA
Official MOT test logs & failure reasons
DVLA
Tax, registration & powertrain specs
Experian
Finance, stolen markers & total loss
AI Analysis
Historical fault & advisory patterns
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