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LMM for the Kodiak 100
Page 4-77
190-02102-00 Rev.4
AHRS1 GPS
AHRS1 not receiving
any, or any useful, GPS
information.
• Ensure no device using cell
phone, Wi-Fi, or Bluetooth
technology is turned on
(even in a monitoring state)
in the aircraft cabin.
• Check the GPS status for
GIA1 and GIA2 on the MFD
GPS Status page.
• If the message persists,
replace the GIA with no
GPS reporting.
• If the message persists,
replace the GRS.
AHRS1 GPS
AHRS1 is not receiving
backup GPS
information.
• Ensure no device using cell
phone, Wi-Fi, or Bluetooth
technology is turned on
(even in a monitoring state)
in the aircraft cabin.
• Check the GPS status for
GIA1 and GIA2 on the MFD
GPS Status page.
• If a GPS receiver cannot
acquire a position lock,
troubleshoot the GPS.
• If the fault persists, replace
the GRS.
AHRS1 GPS
AHRS1 is operating
exclusively in no-GPS
mode.
• Ensure no device using cell
phone, Wi-Fi, or Bluetooth
technology is turned on
(even in a monitoring state)
in the aircraft cabin.
• Check the GPS status for
GIA1 and GIA2 on the MFD
GPS Status page.
• If a GPS receiver cannot
acquire a position lock,
troubleshoot the GPS.
• If the fault persists, replace
the GRS.
Table 4-12. GRS 79 System Messages (Continued)
System Message
Cause
Recommended Actions
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Summary of Contents for Cessna Caravan G1000
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