2009 BMW 650 Owner's Manual - Page 93

In the event of a pressure loss, there is a change in the rolling circumference and therefore the rotation speed of the corresponding wheel. The system detects this change and reports it as a flat tire. button. 1. Press the This opens the start menu. 2. Press the controller to open the menu. Functional requirement Controls 3. Turn the controller until "Settings" is selected and press the controller. 4. Select "Vehicle / Tires" and press the controller. 5. Change to upper field if necessary. Turn the controller until "FTM" is selected and press the controller. 6. Start the engine, but do not start driving. 7. Select "Reset" and press the controller. 8. Select "Yes" and press the controller. The initialization finishes during driving. 91 Online Edition for Part no. 01 41 2 600 759 - © 08/08 BMW AG To ensure the reliable signaling of a flat tire, the system must be initialized at the correct tire inflation pressure. The initialization must be repeated after every correction of the tire inflation pressure and after every tire or wheel change.< System limits The Flat Tire Monitor cannot indicate sudden severe tire damage caused by outside factors and does not detect a natural, even pressure drop in all four tires. In the following situations, the system could be delayed or malfunction: > System has not been initialized > Driving on snowy or slippery road surface > Sporty driving style: slip in the drive wheels, high lateral acceleration > Driving with snow chains* Initializing system The initialization finishes during driving, which can be interrupted at any time. When driving resumes, the initialization is continued automatically. The system is initialized after this activation phase. The system is not initialized when traveling with snow chains*.< iDrive, for operating principle refer to page 16. Reference 9. Start to drive. The message "resetting FTM ..." is displayed. Mobility Communications Entertainment Navigation Driving tips At a glance