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 Service Manual. SD Module Removal and Installation ('13)
1.
Dashboard Center Pocket
1.
Remove the screws (A).
2.
Remove the dashboard center pocket (A).
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