The horn fuse in a 2000 Acura Integra is located in the under-dash fuse box. The under-dash fuse box is located on the driver's side of the vehicle, under the dashboard. To access the under-dash fuse box, you will need to open the driver's side door and then locate the fuse box cover. The fuse box cover is located on the left side of the dashboard, under the steering wheel. Once you have located the fuse box cover, you will need to remove it by pulling it straight up. Once the fuse box cover is removed, you will be able to see the fuses inside the fuse box. The horn fuse is located in position #14 in the fuse box. The horn fuse is a 15 amp fuse. If the horn fuse is blown, you will need to replace it with a new 15 amp fuse.
