...the thing you replace when you get the "brake light circuit" error... check it out on www.bmwe34.net.

http://www.bmwe34.net/e34main/Mainte...ake_switch.htm

Aim High F-4.

Quote Originally Posted by F4Phantom
This prob has been with the car since I got it. You press the brake pedal, and when an electric circuit is formed for the brake sensors and I would guess rear brake lights, I hear a clicking sound from the passenger foot well. Its like a microswitch or electronic actuator click. Do all you guys have this sound?