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. Audio System Basic Operation
Models with color audio system To use the audio system, the ignition switch must be in ACCESSORY   or ON . Use the selector knob or MENU/CLOCK button to access some audio functions. Press  to switch between the normal and extended display for some functions. Selector kn ...