Removal and installation of the components To install and remove the components of the car, begin by removing the underhood fuse box cover. Then set the diagnosis connector which is attached by the bolt aside and move the connector to the side. Next, remove the mounting nuts of the underhood fuse panel and slide the fuse panel out of the way. Then, detach the mounting bolt of the ABS relay, disconnect the relay electrical connector and remove the relay. Installation To be installed, reverse the steps of removing.