Where is transmission control relay on a 2000 passport?

The transmission control relay on a 2000 Honda Passport is typically located in the under-hood fuse/relay box. This box is situated near the battery, on the driver's side of the engine compartment. To access the relay, you may need to remove the cover of the fuse box and refer to the diagram on the underside of the cover for the exact location of the transmission control relay.