My 90 honda civic si was reading code 13 so I replaced the sensor how do I clear the code from the ecu

My 90 honda civic si was reading code 13 so i replaced the sensor how do i clear the code from the ecu
You found the module! Great. The code will clear itself after some time but:

Turn the ignition switch OFF.
Remove the HAZARD fuse from the main fuse box.
Wait 10 seconds or longer for the ECU to clear it`s memory, and reinstall the HAZARD fuse.