Honda Odyssey Service Manual: Removal

Do the battery terminal disconnection procedure.

Remove the driver's kick panel.

Disconnect the connectors from the fuse side of the driver's under-dash fuse/relay box (A).

Remove the mounting bolt (B), release the tab (C), and pull the driver's under-dash fuse/relay box away from the body.

Disconnect the connectors from the back side of the driver's under-dash fuse/relay box, then remove the driver's under-dash fuse/relay box.

Carefully remove the relays by prying under the base of the relay.

NOTE: Do not use pliers. Pliers will damage the relays, which could cause the engine to stall or not start or cause other functions to fail.