2017 SEAT Leon 2.0L Diesel · KN17 CTK
2017 SEAT Leon (2.0L, diesel). First registered 01 Jun 2017. Recorded mileage 66,879 miles. MOT valid until 28 Jul 2027.
- Make & Model
- SEAT LEON
- Year / Origin
- 2017 · Northampton
- Safety Recall
- Unknown
- MOT Status
- Valid until 28 Jul 2027
- Road Tax
- —
- Recorded Mileage
- 66,879 mi
- ULEZ Compliance
- ULEZ Compliant (Euro 6 Diesel)
- Fuel & Engine
- Diesel · 2.0L
- Reliability Guide
- Common Faults
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.
KN17 CTK Key Findings
- 10 MOT tests recorded
- Latest MOT passed on 20/07/2026
- 66,879 miles recorded at latest MOT
- 2 historical MOT failures
- 2 defects noted at the latest MOT
- Recurring tyres items (9 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
KN17 CTK MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
10 MOT tests are recorded for this 2017 Seat Leon (KN17 CTK) between May 2020 and July 2026.
The record contains 8 passes and 2 failures.
The most recent test on 20 July 2026 was a pass, although the earlier record includes 2 failures that buyers may want to investigate.
Across all tests, the most frequently flagged areas are: Tyres (9 issues), Brakes (4 issues), Suspension (4 issues), Windscreen (1 issue). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 16 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: “Windscreen washer not working pump inop (3.5 (a))”; “Offside Front Tyre has a tear, caused by separation or partial failure of its structure (5.2.3 (d) (ii))”; “Nearside Front Tyre has a tear, caused by separation or partial failure of its structure (5.2.3 (d) (ii))”.
KN17 CTK Mileage History
- 30/07/202031,953 mi
- 28/07/202135,681 mi+3,728 mi
- 18/07/202240,816 mi+5,135 mi
- 18/07/202240,816 mi
- 14/07/202349,331 mi+8,515 mi
- 19/07/202455,535 mi+6,204 mi
- 16/07/202561,433 mi+5,898 mi
- 20/07/202666,878 mi+5,445 mi
- 20/07/202666,879 mi+1 mi
Average of roughly 5,849 miles per year across 9 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
Diagnostic & Valuation Intelligence
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Known faults for SEAT SEAT Leon Mk3 (5F)
Our database tracks 4 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
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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SEAT LEON Model Intelligence & Reliability
Verified MOT failure trends, buying advice, and technical directory specifications.
Owner-reported defects, recurring MOT failure points, and estimated repair costs.
Browse production generations, registration statistics, and trim variants.
Historical MOT pass rates and DVLA records for 2017 model year cars.
- LED Headlight FailureModerate
Individual LEDs or the control board fail. The units are sealed and must be replaced entirely.
- Water Pump / Thermostat LeakModerate
Plastic housing cracks or the seal fails, leading to coolant loss.
- Silica Bag Failure (Coolant System)Serious
A silica bag in the coolant expansion tank can split, clogging the heater matrix and radiator.
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