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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Air recirculation mode
Air recirculation mode prevents fumes or unpleasant smells from entering the vehicle. – Press the button   fig. 111 2 to switch air recirculation mode on or off. It is switched on if the f ...