2010 Jeep Wrangler Owner's Manual - Page 266
2010 Jeep Wrangler Manual
Page 266 highlights
UNDERSTANDING YOUR INSTRUMENT PANEL 265 3. Manual compass calibration has been initiated. Drive the vehicle slowly in one or more circles under 5 mph NOTE: Before attempting a manual compass calibra(8 km/h) in an area free from large metal objects until the tion, the engine must be running and the transmission CAL symbol is extinguished. in the PARK position (if equipped). When the CAL symbol is no longer displayed, the If the compass appears erratic or inaccurate and the compass is calibrated and should display correct headvariance has been properly set, you may wish to manuings. Verify proper calibration by checking North (N), ally recalibrate the compass. To manually calibrate the South (S), East (E), and West (W). If the compass does not compass: appear accurate, repeat the calibration procedure in an1. First enter the variance mode. Press and hold the left other area. button (located on the instrument cluster) for approxiCompass Variance (VAR) mately 10 seconds to enter the variance mode, and Compass Variance is the difference between Magnetic release the button when the VAR (Compass Variance) North and Geographic North. To ensure compass accusymbol appears. racy, the compass variance should be properly set accord2. The current variance value will also be displayed. ing to the variance map for the zone where the vehicle Once in the variance mode, it is necessary to release the will be driven. When properly set, the compass will button, and then press and hold it again (approximately automatically account for this difference. 10 seconds) until CAL is displayed (solid, not blinking). Manual Compass Calibration 4