you have to by a replacement sensor for your front and rear pads.
by a thermometer
no
4, one per wheel
According the the Owners Manual for the X3, any malfunction with bulbs inside the lift-gate (which is where the reverse light is located) need to be brought to a BMW dealer.
where is the transmission dipstick on a BMW X3
SES = Service Engine Soon
hazards
The 2014 BMW X3 has 16 valves.
The 2010 BMW X3 has 24 valves.
The 2009 BMW X3 has 24 valves.
The 2006 BMW X3 has 24 valves.