2018 SEAT Leon 1.2L Petrol · KN18 LND
2018 SEAT Leon (1.2L, petrol). First registered 09 Mar 2018. Recorded mileage 43,992 miles. MOT expired on 28 Jul 2026.
- Make & Model
- SEAT LEON
- Year / Origin
- 2018 · Northampton
- Safety Recall
- Unknown
- MOT Status
- Expired on 28 Jul 2026
- Road Tax
- —
- Recorded Mileage
- 43,992 mi
- ULEZ Compliance
- ULEZ Compliant (Euro 4+)
- Fuel & Engine
- Petrol · 1.2L
- 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.
KN18 LND Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 23/07/2025
- 43,992 miles recorded at latest MOT
- 2 historical MOT failures
- No defects recorded at the latest MOT
Derived directly from the recorded DVSA and DVLA data shown on this page.
KN18 LND 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 2018 Seat Leon (KN18 LND) between July 2023 and July 2025.
The record contains 3 passes and 2 failures.
The most recent test on 23 July 2025 was a pass, although the earlier record includes 2 failures that buyers may want to investigate.
KN18 LND Mileage History
- 14/07/202334,954 mi
- 14/07/202334,954 mi
- 25/07/202439,603 mi+4,649 mi
- 23/07/202543,991 mi+4,388 mi
- 23/07/202543,992 mi+1 mi
Average of roughly 4,460 miles per year across 5 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: Below 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.
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 2018 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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