190-02246-11
GI 275 Part 23 AML STC Maintenance Manual
Rev. 1
Page 4-27
Figure 4-20 Traffic Alert Message Troubleshooting
Sheet 1 of 2
ADS‐B Traffic
Alert Messages
If fault persists,
contact Garmin
ADS traffic function
inoperative
Corrective
Action
TAS/TCAS function
inoperative
ADS-B In traffic
source mismatch
Maintenance
Log Message
ADS-B In traffic
source does not
match configuration
Cause
ADS-B traffic format
does not match the
external LRU
configuration
Corrective
Action
Verify configuration
ADS traffic alerting
inoperative
1090ES traffic
receiver fault
Maintenance
Log Message
ADS-B LRU reports
CSA/TSAA failure
Cause
ADS-B In external
LRU traffic receiver
has failed
Corrective
Action
Refer to ADS-B
LRU manual for
troubleshooting
Maintenance
Log Message
ADS-B LRU reports
1090ES traffic
receiver fault
Corrective
Action
Refer to ADS-B
LRU manual for
troubleshooting
Maintenance
Log Message
ADS-B LRU reports
ADS-B Traffic In
has failed
Troubleshoot device
in accordance with
ADS-B LRU
maintenance
manual
Maintenance
Log Message
ADS-B LRU reports
TAS/TCAS
inoperative or
connection lost
Corrective
Action
Troubleshoot device
in accordance with
ADS-B LRU
maintenance
manual
UAT fault
Maintenance
Log Message
UAT LRU reports
low WAAS battery
fault
Corrective
Action
Troubleshoot device
in accordance with
UAT LRU
maintenance
manual
UAT traffic/data
receiver fault
Maintenance
Log Message
ADS-B LRU reports
UAT traffic/data
receiver fault
Corrective
Action
Troubleshoot device
in accordance with
ADS-B LRU
maintenance
manual