Diagnosis And Testing - Radio Antenna Module
WARNING: This page is about a different car, the 2016 Dodge Charger and 2015 Dodge Charger. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the right C-Pillar upper trim. Refer to PANEL, C-PILLAR TRIM, REMOVAL .
- Disconnect and isolate the negative cable from the battery. If equipped with an Intelligent Battery Sensor (IBS), disconnect the IBS connector before disconnecting the negative cable from the battery.
- Check the antenna connections (2) to the antenna module (3) and to the antenna grid. If they are all right, continue. If they are not all right, clean and tighten the connections and retest the radio reception.
- Disconnect the white AM/FM FAKRA coaxial cable connector from the antenna module and connect the (special tool #9977-6-FM, Antenna) to the coaxial cable in place of the antenna module.
- Place the magnetic antenna on the roof of the vehicle.
- Drive the vehicle outside to a clear unobstructed overhead view.
- Turn the radio On and try several AM and FM stations, then proceed as follows:
- Audio Improved - Check the antenna grid and repair if necessary. Refer to MAST, ANTENNA, DIAGNOSIS AND TESTING . If the grid checks good, replace the antenna module.
- Audio Did Not Improve - Check the radio and coaxial cables. Refer to MAST, ANTENNA, DIAGNOSIS AND TESTING , or perform the Poor Or No AM/FM Audio Reception test. Refer to DIAGNOSIS AND TESTING .