Seat Leon >> Exhaust gasses purification system

Braking effect and braking distance
The braking effect and braking distance are influenced by driving situations and road conditions. The efficiency of the brakes depends directly on the brake pad wear. The rate of wear of the brake ...

Catalytic converter*
To conserve the useful life of the catalytic converter – Always use unleaded petrol. – Do not run the fuel tank dry. – For engine oil changes, do not replenish with too much engine oil “To ...

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Coolant Level* / temperature
The warning lamp lights up if the coolant temperature is too high or if the coolant level is too low. There is a fault if: • The warning symbol does not go out again after a few seconds. • The ...