Your vehicle uses a roof antenna to receive AM or/and FM broadcast signals.
When reinstalling your roof antenna, it is important that it is fully tightened and adjusted to the upright position to ensure proper reception.
Repair procedures
Fuel Pressure Test (Low pressure system)
1.
Release the residual pressure in fuel line.
(Refer to the Fuel Delivery System - Repair Procedures - "Release Residual Pressure in Fuel Line").
...
Blind Spot Detection Switch Schematic Diagrams
Circuit Diagram
...