2004 Subaru Impreza Owner's Manual - Page 183

Instruments and controls detect it and make the reflection surface of the mirror dimmer to help prevent you from being blinded. For this reason, use care not to cover the sensors with stickers, or other similar items. Periodically wipe the sensors clean using a piece of dry soft cotton cloth or an applicator. " Compass calibration 1. For optimum calibration, switch off all nonessential electrical accessories (rear window defogger, heater/ air conditioning system, spotlight, etc.) and ensure all doors are shut. 2. Drive to an open, level area away from large metallic objects or structures and make certain the ignition switch is in the "ON" position. 3. Press and hold the left button for 3 seconds then release, and the compass will enter the calibration mode. "CAL" and direction will be displayed. 4. Drive slowly in a circle until "CAL" disappears from the display (about two or three circles). The compass is now calibrated. 5. Further calibration may be necessary should outside. Influences cause the mirror to read inaccurately. You will know that this has occurred if your compass begins to read in only limited directions. Should you encounter this situation, return to step one of the above procedure and recalibrate the mirror. " Compass zone adjustment 3 13 12 4 11 10 5 9 6 7 8 HGF048AA Compass calibration zones 1. The zone setting is factory preset to Zone 8. Refer to the "Compass calibration zone" map shown above or one attached to the end of this manual to verify that the compass zone setting is correct for your geographical location. 2. Press and hold the right button for 3 seconds then release, and the word "ZONE" will briefly appear and then the zone number will be displayed. 3. Press the right hand button repeatedly to cycle the display through all possible zone settings. Stop cycling when the correct zone setting for your location is dis- 3-46