Civic L4-1668cc 1.7L SOHC MFI (2003)
5. Pull back the seat-back cover (A), and remove the clips (B), and release the hooks (C)
6. '04-05 models: Pull out the seat-back frame (A) from the pad (B), then pull out the headrest guides (C) while pinching the end of the guides, and
remove them. The left seat-back is shown, the right seat-back is similar
7. Remove the seat-back cover and pad from the seat-back frame.