See also:

Replacing the batteries
No rechargeable batteries Do not use rechargeable batteries, as damage may result from the substances in the batteries. 1. Remove the cover. Press on the cover, arrow 1, and push forward, ...

Engine data
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Units of measure
You can change the units for fuel consumption, route/distance, temperature and pressure. 1.  "Settings" 2.  "Language/Units" 3.  Select the desired menu item. ...