Seat Leon S TDI Reliability, MOT Pass Rate & Common Faults
Free Seat Leon S TDI car check
Is the Seat Leon S TDI reliable? We analysed 1,296 real MOT tests across 220 vehicles to find out.
Got a specific Seat Leon S TDI? Enter the reg for a free check:
The Seat Leon S TDI is above average for reliability based on real UK MOT data. Here's everything you need to know before buying a used Seat Leon S TDI.
Seat Leon S TDI Number Plates
Number plates registered to a Seat Leon S TDI. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Seat Leon S TDI Mileage — What's Normal?
How many miles does a typical Seat Leon S TDI owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Seat Leon S TDI Mileage Distribution
Total mileage recorded across all Seat Leon S TDI MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
How Does the Seat Leon S TDI Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Seat Leon S TDI THIS CAR | 91.2% | 1,296 | 87,972 mi | — yrs |
| Seat Ibiza | 73.7% | 3,964,856 | 60,259 mi | 31 yrs |
| Seat Leon | 78% | 3,000,659 | 70,859 mi | 26 yrs |
| Seat Alhambra | 72.5% | 690,916 | 95,606 mi | 30 yrs |
| Austin Montego L | 68.8% | 1,348 | 72,473 mi | 42 yrs |
Compared to the Seat Ibiza (73.7% pass rate) and the Seat Leon (78.0% pass rate), the Seat Leon S TDI outperforms both on MOT reliability.
Found a Seat Leon S TDI you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Seat Leon S TDIShould you buy a used Seat Leon S TDI?
The Seat Leon S TDI has an overall MOT pass rate of 91.2% across 1,296 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
A typical Seat Leon S TDI owner drives around 9,675 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.