See also:

Compass (if so equipped)
When the ignition switch is turned to the ON position, the compass display B will indicate the direction of the vehicle’s heading. If the display reads “C”, calibrate the compass by d ...

Zone variation change procedure
Zone map The difference between magnetic north and geographical north is known as variance. In some areas, this difference can sometimes be great enough to cause false compass readings. Foll ...

Octane rating tips
Using unleaded gasoline with an octane rating lower than recommended can cause persistent, heavy “spark knock.” (“Spark knock” is a metallic rapping noise.) If severe, this can lead to ...