What year SEAT Leon S TDI 104 is most reliable?

Based on MOT first-test pass rates, the 2010 SEAT Leon S TDI 104 has the highest pass rate at 82.3%, out of 249 vehicles tested.

What are the most common SEAT Leon S TDI 104 MOT failures?

The most common SEAT Leon S TDI 104 MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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SEAT Leon S TDI 104 — Reliability by Year

580 vehicles · MOT data 2009–2010 · first-test pass rates

This page shows MOT first-test pass rates for each year the SEAT Leon S TDI 104 was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

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Best pass rate year

2010

82.3% pass rate · 249 vehicles

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Lowest pass rate year

2009

82.2% pass rate · 331 vehicles

Year	Pass rate	Avg mileage	Vehicles
2010	82.3%	129,550 mi	249
2009	82.2%	128,297 mi	331

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