FAA Approved AFMS or Supplemental AFM for the Garmin G3X Touch EFIS
190-01754-01 Rev. 4
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3-8
CAUTION Annunciations
– Amber
Annunciation
Pilot Action
Cause
ADC FAIL
Use standby airspeed and altimeter indicator,
or, if ADC REVERT message is also
displayed, continue to use the G3X Touch.
The GSU 25 air data computer has failed.
ADC REVERT
Continue to use the G3X Touch.
The GSU 25 air data computer has failed
and air data from the G5 is being displayed
on the G3X Touch.
(Flashing)
MESSAGE
Press the flashing message annunciation to
view a new system message.
A new system message has annunciated.
Amber EIS
Parameter
Take appropriate action to correct condition
causing engine parameter exceedance.
The engine parameter has exceeded the
caution threshold.
GPSS
De-select GPSS on the G3X Touch and
select desired alternate autopilot lateral
mode.
The GPS Steering command to the
autopilot has been lost.
TRAFFIC
Visually acquire the traffic to see and avoid.
The interfaced traffic system has
determined that nearby traffic may be a
threat to the aircraft.
TAWS N/A,
TAWS FAIL
Use vigilance, terrain depiction and TAWS
alerting is no longer provided.
Database errors or lack of required GPS
position.
ECS FAIL
NONE
The Electrical Control System has failed
(GAD 27 FAILED)
ADVISORY Annunciations
– White
Annunciation
Pilot Action
Cause
NO COMP
Cross check information between the G5 and
the PFD to determine which unit is in error.
The unit will not be able to perform the
miscompare monitor function.
