English | 23Installation• Make sure that the unit is installed securely in place. Ifthe unit is unstable, it may malfunction (for example, thesound may skip).non-Japanese carsJapanese cars1 Refer to the section frame> (page 25) and then remove the hardrubber frame.2 Align the holes in the unit (two locations on eachside) with the vehicle mounting bracket andsecure the unit with the accessory screws.• During installation, do not use any screws except forthose provided. The use of different screws might resultin damage to the main unit.• Damage may occur if a screwdriver or similar tool is usedwith excessive force during the installations.Firewall or metal supportScrew (M4X8)(commercially available)Self-tapping screw(commercially available)Metal mounting strap(commercially available)Bend the tabs of themounting sleeve with ascrewdriver or similar utensiland attach it in place.8 mmMAX.ø5mm ø5mm8mmMAX.TN TNT/NT: Toyota carsN: Nissan carsAccessory3...for Nissan carAccessory4...for Toyota car3 4Using the Relay Connector1 Plug the vehicle’s harness into the relayconnector.2 Plug the parking brake detection wire into therelay connector.Detection wireRelay connectorAccessory9Vehicle harness213 Lock the cable clamp.Cable clamp34 Press down using pliers until the conductivemetal is even with the plastic surface.5 Lock the lid.Lid45Conductive metal