It's called either handbrake or parking brake and that is what it is. I think calling it "e-brake" is American thing, bit weird like calling starter motor a "ra

It's called either handbrake or parking brake and that is what it is. I think calling it "e-brake" is American thing, bit weird like calling starter motor a "railroad e-motor". Anyways, other reasons for electric parking brake than already discussed is hill and stop light hold. Electronic brake pedal control relies on stored negative pressure on brake booster and cannot maintain pressure indefinitely, as opposed to electric parking brake which can.