It should normally be on a label stuck to the left B-pillar, below the latch for the driver-side door (that little loop thingy the door grabs onto when closed)
ManualsLib also has the original manual where it’s listed on pg. 143.
Edit: From what I can gather, “EK3” is a codename for a model and generation of the Civic. The EK3 also started in '96, not '93, so you may have been given the wrong info.
[This model utilized the same design language as the rest of the Civic range but was actually a hatchback version of the Honda Domani, sharing that car’s platform which was derived from the previous-generation (EG/EH/EJ) Civic.](https://en.m.wikipedia.org/wiki/Honda_Civic_(sixth_generation)
It should normally be on a label stuck to the left B-pillar, below the latch for the driver-side door (that little loop thingy the door grabs onto when closed)
ManualsLib also has the original manual where it’s listed on pg. 143.
Edit: From what I can gather, “EK3” is a codename for a model and generation of the Civic. The EK3 also started in '96, not '93, so you may have been given the wrong info.