2009 BMW 5 Series Owner's Manual - Page 82

Everything under control Energy Control 50 km, otherwise engine functions are not ensured and damage can occur.< Computer Displays in instrument cluster Displays the current fuel consumption. This allows you to see whether your current driving style is conducive to fuel economy with minimum exhaust emissions. Fuel gauge Press the button on the turn signal lever. The following information is displayed in the specified order: > Cruising range > Average speed > Average fuel consumption > No information Cruising range Fuel tank capacity: approx. 18.5 US gal/ 70 liters, including the reserve capacity of approx. 2.1 US gal/8 liters. 550i: approx. 2.6 US gal/10 liters reserve capacity. You will find information on refueling on page 220. If the tilt of the vehicle varies for a longer period, when you are driving in mountainous areas, for example, the indicator may fluctuate slightly. Displays the estimated cruising range available with the remaining fuel. The range is projected based on the driving style over the last 20 miles/ 30 km. Refuel as soon as possible once your cruising range falls below 30 miles/ 50 km, otherwise engine functions are not ensured and damage can occur.< Average speed Periods with the vehicle parked and the engine switched off are not included in the calculations of average speed. To reset average speed: press BC button on turn signal lever for approx. 2 seconds. Reserve After the reserve quantity has been reached, a message briefly appears on the Control Display; the remaining range is shown in the computer. Below a range of approx. 30 miles/50 km, the message remains on the Control Display. Refuel as soon as possible once your cruising range falls below 30 miles/ 80 Average fuel consumption The average fuel consumption is calculated for the time during which the engine is running. Online Edition for Part no. 01 41 2 600 721 - © 08/08 BMW AG