Civic L4-1668cc 1.7L SOHC MFI (2003)
5. Attach the slide hammer to the interlock lever pin, and tighten the slide hammer clamping bolt. Then use the slide hammer to remove the pin. Discard
the pin, the lever, and the spring.
6. Wipe off any debris from the lever's sliding surface on the ignition switch with a clean cloth or a cotton swab.
NOTE:
To keep debris out of the ignition switch, do not clean it with compressed air.