Press the master door lock switch in as shown to lock or unlock all doors.
Using the Master Door Lock Switch
When you lock/unlock either of the front doors using the master lock switch, all the other doors lock/ unlock at the same time.
Honda Civic Owners Manual. Protecting Larger Children-Final Checks
Your vehicle has a rear seat where children can be properly restrained. If
you ever
have to carry a group of children, and a child must ride in front:
Make sure you read and fully understand the instructions and safety
information
in this manual.
Move the front passenger seat as far ba ...