Battery Handling
WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Battery posts, terminals and related accessories contain lead and lead compounds. WASH HANDS AFTER HANDLING.
When checking or servicing does not require power from the vehicle battery, be sure to disconnect the cable from the battery (-) terminal. This will prevent problems that could be caused by a short circuit. Disconnect the (-) battery terminal first and reconnect it last.