Fuel quality
Refuel with unleaded fuel only
Do not use leaded fuel as this would permanently damage the catalytic converter.
Do not refuel with ethanol
Do not refuel with E85, i.e., fuel with an ethanol content of 85 %, or with Flex Fuel, as this would damage the engine and fuel supply system.
See also:
Closing
1. Return the rear seat backrest to the upright
seating position and engage it.
Ensure that the lock is
securely engaged
When folding back the backrest, be sure that
it locks in place securel ...
Tilting the glass sunroof
Push switch upward briefly.
The closed roof is tilted and
the sliding visor opens
slightly.
The opened roof closes until
it is in its tilted position. The sliding visor stays complete ...
Safety
Both the coupe and convertible have front airbags plus side-impact airbags
built into the front seats. As required of all 2012 models sold in the U.S., the
640i has standard antilock brakes and an ...