Motorola Moto G 3rd Generation Troubleshooting Manual page 174

Debugging FM RSSI Failure
If FM RSSI is out of limits
1. Check whether the headset connection between the phone and the FM
signal generator are correctly done
2. Check and make sure that the headset jack is not damaged
3. Check there is no damage on audio flex, and audio flex is well inserted
into connector J4900
4. Then check for any visible damage around the FM antenna/Antenna
matching components
5. (For non-DTV variant) Open up the DTV shield and check whether
R6010F placed correctly
(For DTV variant) Open up DTV shied and check whether C6015,
C6014, L6015, S6010, R6011 placed correctly, and check S6010 voltage
2.85V
MOTOROLA CONFIDENTIAL
Moto G (3rd Generation)
TROUBLESHOOTING GUIDE