2007 BMW 7 Series Owner's Manual - Page 63

What you will need feel a significant increase in the force of the resistance. To prevent possible damage to the rear brakes, always make sure that the parking brake is completely released before driving the vehicle.< 5. Return the tools to their places. 6. Return the spare tire cover and the floor mat to their original locations. 1 2 3 Screwdriver handle Unlocking tool 10 mm open-end wrench You will find the required tools in the onboard tool kit mounted on the inside of the luggage compartment lid, refer to page 213. Insert the release tool into the screwdriver handle as shown in the illustration. Following manual release, the actual status of the parking brake may deviate from that displayed by the indicator lamp.< Releasing Reinitializing after a power supply interruption The parking brake can only be used again if it was manually released due to an interruption in the supply of electrical power. Otherwise, the function of the parking brake is not guaranteed and there is a danger of the vehicle rolling despite the parking brake being engaged.< 1. Remove the floor mat and the cover above the spare tire. 2. With the attached screwdriver handle, insert the release tool into the opening, arrow 1. 3. Fit the open-end wrench onto the hexagonal section of the release tool. Insert the release tool counter to the spring force until the stop is reached, press and rotate in the arrow direction 2 until it noticeably engages and meets a perceptible resistance. 4. Without releasing, continue to turn counter to the mechanical resistance of the drive unit in the arrow direction 2 until you can Once the electrical power supply has been restored, you can again use the parking brake: With the ignition on and the vehicle stationary, briefly press the button three times at intervals of approx. 5 seconds. This executes the following initialization sequence: > Initializing the disengaged setting. > Engaging: the system registers the new status and the brake setting is initialized. The indicator lamp on Info Display lights up green. > Releasing: the parking brake is ready for operation. The indicator lamp on the Info Display goes out. 61 Online Edition for Part no. 01 41 0 013 316 - © 02/07 BMW AG Reference Mobility Communications Entertainment Navigation Driving tips Have a malfunction corrected only by a BMW center or a repair shop that works in accordance with BMW guidelines and uses appropriately trained personnel. Only technicians can return the parking brake to normal operational status after it has been released manually in response to a malfunction.< Controls At a glance