BMW 5 Series: Close the windows and glass sunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption.
Remove attached parts following use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...Check the tire inflation pressure regularly
Check and, if necessary, correct the tire inflation pressure at least twice a month and before starting on a long trip. Low tire inflation pressure increases rolling resistance and thus raises ...See also:
Trunk lighting
NOTE
Before starting to replace a bulb, see page 306.
The trunk lighting is located on opposite sides of the trunk.
1. Insert a screwdriver and gently turn so that the bulb housing comes loo ...
Security Light
The immobilizer light should come
on briefly as the engine is started.
If it does not come on, have the
vehicle serviced by your dealer.
If the system is working normally,
the indicator ligh ...
Suspension mounting bolts
Check the suspension connections for looseness or damage. Retighten to the specified
torque. ...