Q: How do you disconnect and install the radio, speakers, subwoofer, amplifier, and steering wheel audio controls, and How to the Bluetooth system and microphone remove on Nissan Rogue?A: To disconnect the radio, the procedure includes the removal of the cable from the negative terminal of the battery, removal of the center instrument panel trim assembly together with the right side center trim panel above the glove box, and the left side trim panel in the 2015 model. After that, unscrew this radio on both sides, disconnect the corresponding electrical connectors, and pull the radio out. To installation, the process is just the reverse of the removal procedure and the battery should be connected with other relevant relearn procedures. For speakers, begin by removing the cable in the negative terminal of the car battery. For front dash mounted tweeters: un-screw the speaker grille, remove the screws which hold the tweeter, disconnect it, and take out the tweeter; To install reverse the process. The center speaker does the same thing with the procedure. For door speakers, the areas covered will include; For door trim panels, you have to unscrew the mounting screws behind the doors, pull out the electrical connector, and pull out the speaker and for putting the door, trim panels back, do the following in reverse order. For rear speakers, the rear seat backs and the rear parcel shelf will have to be lowered to have access to the mounting screws that hold the speakers in place, electrical connectors will have to be disconnected from the car's electrical system as well as the speakers themselves to be removed and or installed via the above mentioned steps. To remove the subwoofer, one has to use the liftgate, take out the flooring above the spare tire, unscrew the spare tire tightening knob, disconnect the connection port and take out the subwoofer. To install, do the process in the reverse manner. To remove this from the car, slide the passenger's seat all the way forward, gently lift the amplifier cover, unscrew the mounting bolts, unsnap the electrical connectors with a screwdriver, and then pull out the amplifier and mounting bracket as one unit; followed by removing the bracket from the fasteners, snap the connectors back in and finally lift the amplifier cover off by unscrewing the bolts in reverse order of how they were inserted. For the audio controls on the steering wheel, unclasp the air bag, take out the audio control retaining screws, disconnect the electrical connectors and then remove the controls and finally reverse the whole process. The Bluetooth system makes it possible to establish wireless link between the Bluetooth cellular phone and the Bluetooth controller for hand-free call facility and Nissan Voice Recognition system for enabling personal memos and calls with the pairing detail explained in the user manual for the cellular phone. The Bluetooth system check its self every time the ignition is on, and in diagnostic mode, by the use of audio controls on the steering wheel, the 'ON' indicator in the roof console assembly flashes during initialisation. Regarding the microphone removal, the map light in the overhead console must be detached, the microphone disconnected from the electrical connector and then the microphone has to be removed next, while for the installation the procedure is vice versa.