The childproof door locks prevent the rear doors from being opened from the inside regardless of the position of the lock tab.
Setting the Childproof Door Locks
Slide the lever in the rear door to the lock position, and close the door.
When opening the door
Open the door using the outside door handle.
Childproof Door Locks
To open the door from the inside when the childproof door lock is on, put the lock tab in the unlock position, lower the rear window, put your hand out of the window, and pull the outside door handle.
Honda Civic Owners Manual. Specifications
2.0 L engine models
Vehicle Specifications
Air Conditioning
Engine Specifications
Fuel
Washer Fluid
Light Bulbs
Brake/Clutch* Fluid
Continuously Variable Transmission Fluid
Manual Transmission Fluid
Engine Oil
Engine Coolant
Tire
1.5 L engine ...