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Under the Hood
The 640i is powered by a 315-horsepower, turbocharged 3.0-liter six-cylinder engine. Its peak torque rating is 332 pounds-feet. BMW cites a zero to 60 mph time of 5.5 seconds for both the coupe an ...

Tail lamps, bulb replacement
At a glance 1 Turn signal 2 Backup lamp 3 Inside brake lamp* 4 Tail lamp 5 Outside brake lamp 6 Rear reflector* Turn signal, brake, tail, and license plate lamps Follow the general instruc ...

Switching on/off manually
Press the button. ...