51 16 ... Calibrating compass in interior rearview mirror (up to 09/08)

WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: It may be necessary to alter the magnetic deflection zone if the vehicle is more than two ranges away from the set deflection zone.

For numbers of magnetic deflection zone, refer to Owner's Handbook.

If may be necessary to calibrate the compass if:

vehicle battery has been clamped off for an extended period of time
"C" appears in compass display
there is no compass display
Setting magnetic deflection zone:
Switch ignition on
Using a suitable tool (1), press pushbutton in area (A) of mirror (2) until a number appears in compass display (B)
Press pushbutton repeatedly until number of desired zone appears
Wait until direction display appears
Magnetic deflection zone is now set

Fig 1: Calibrating Compass In Interior Rearview Mirror (Up To 09/08)
Courtesy of BMW OF NORTH AMERICA, INC.

Calibrating compass:
Switch ignition on
Using a suitable tool (1), press pushbutton in area (A) of mirror (2) until "C" appears in compass display (B)
Drive vehicle 2 to 3 times in a circle at approx. 10 mph
Calibration process is completed when direction display appears

Fig 2: Calibrating Compass In Interior Rearview Mirror (Up To 09/08)

Courtesy of BMW OF NORTH AMERICA, INC.