EPB - Enter Service Mode
Starts or stops Service Mode on either one or both Electronic Parking Brakes (EPB). Service Mode fully retracts the caliper piston. For this routine to run successfully, the brake pedal must be pressed to enter Service Mode. To stop EPB Service Mode, run this routine again with 'STOP' or apply the Parking brake or handbrake.
PROC_EPB_X_SERVICE-MODE