Installation Manual

Page 7 of 10 Revision A 550-0427
1. Adjust compass zone after EC mirror installation.
a) The zone setting is factory preset to Zone 8. Refer to Compass
Calibration Zone Map to find correct compass zone
setting for your geographical location. (Fig. 27)
b) To change the zone setting, push and hold the button until
a number appears in the display. Press button repeatedly until
desired compass zone number is reached.
1. Calibrate compass.
a) Drive to an open, level area, away from large metallic objects or
structures.
b) Hold the button for approximately 9 seconds until “CAL”
or "C" text appears in the display. Release the button to
enter the calibration mode.
c) Drive slowly in up to 3 circles until the “CAL” or "C" text
disappears, and a directional heading is displayed.
The compass is now calibrated.
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Compass Zone Adjustment
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Compass Calibration
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