BMW F12 2011, Техническое учебное пособие, Страница: 35 / 68

F12�Chassis�Dynamics
4.�Brakes
31
The�parking�brake�can�be�released�by�unscrewing�the�EMF�actuators�and�manually�screwing�back�the
spindle.
Replacing�brake�pads
To�replace�the�brake�pads�the�EMF�actuator�must�be�in�the�fully�released�position�so�that�the�brake
piston�can�be�pressed�back.�The�EMF�actuators�can�be�operated�by�means�of�the�BMW�diagnosis�sys-
tem�and�moved�to�the�fully�released�position.�That�position�is�required�in�order�to�be�able�to�replace�the
brake�pads.�Once�the�installation�position�is�reached,�installation�mode�is�automatically�activated.
F12�Electromechanical�Parking�Brake�EMF,�showing�spindle�nut�in�working�position�for�brake�pad�replacement
The�parking�brake�cannot�be�applied�while�the�EMF�control�unit�is�in�installation�mode�for�safety�rea-
sons.�If�the�parking�brake�button�is�operated�with�the�EMF�control�unit�in�this�mode,�the�EMF�indicator
lamp�on�the�instrument�panel�(KOMBI)�flashes�yellow.
Installation�mode�can�be�cancelled�in�two�ways:
• By�executing�the�service�function�"Reset�installation�mode"�with�the�aid�of�ISTA
• By�driving�the�vehicle�and�exceeding�a�programmed�minimum�speed.
The�precise�procedure�for�bedding-in�the�service�brakes�is�described�in�the�repair�instructions.�The�in-
structions�here�must�be�precisely�followed.