See also:

Restoring the factory settings
Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...

Setting the center air vents
1 Fixed center air vent 2 Center air vent, right 3 Center vent thumbwheel, right 4 Center vent thumbwheel, left 5 Center air vent, left To open/close: turn thumbwheels 3 and 4 up or ...

Range of the sensors
General notes The sensors must be free of dirt, ice and slush; otherwise they may not function correctly. Clean the sensors regularly, taking care not to scratch or damage them. Side view ...