Honda Civic Service Manual: Battery System

Electrical

...

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. Protecting Smaller Children
If a child is at least one year old and within the weight range indicated by the child seat manufacturer, the child should be properly restrained in a firmly secured forward-facing child seat. Forward-facing child seat placement We strongly recommend placing a forwardfacing child seat in ...