Seat Leon >> Technical data

Safety instructions
Safety precautions when working on vehicles with a start/stop system WARNINGAll bolts and nuts must be fully tightened according to specifications before the vehicle is driven on publi ...

See also:

Mobile telephones and two-way radios
You will require an external aerial for mobile phones and twoway radios. SEAT has approved your vehicle for use with mobile telephones and two-way radios providing the following conditions are obse ...