Seat Leon >> Technical data

Identification
Allocation of PR number - brakes The type of brake system installed in the vehicle is indicated amongst other things by the corresponding PR number on the vehicle data sticker. The vehicle data ...

See also:

Removing and installing relay and fuse holder in E-box
Removing With the ignition switched off, disconnect battery earth cable. Remove air filter housing . Press release tabs -arrow- and detach cover -1- for electronics box (engine compartment). ...