Honda Civic Service Manual: Battery System

Electrical

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Battery Removal and Installation

Removal 1. Battery Terminal - Disconnection 1. Make sure the ignition switch is in LOCK (0). ...

See also:

Honda Civic Owners Manual. Replacing the Flat Tire
Remove the wheel nuts and flat tire. Wipe the mounting surfaces of the wheel with a clean cloth.  Mount the compact spare tire.  Screw the wheel nuts until they touch the lips around the mounting holes, and stop rotating. Lower the vehicle and remove th ...