GE AZ45E09DABW5 troubleshooting hub
Use this device hub to troubleshoot GE AZ45E09DABW5 for this air conditioner. Start with the most common codes, scan the latest fixes, or jump straight to the exact error page when you already know the code. This model currently has 21 distinct codes across 21 published fix pages.
Try E2, temperature, or won’t start.
Most common error codes
Start here when you want the shortest path from this device hub to the exact troubleshooting page.
GE AZ45E09DABW5 error code F9 means indoor coil freeze fault: indoor coil temperature has fallen below the 34
GE AZ45E09DABW5 error code F8 means software fault. This guide explains the likely causes, the safest first ch
GE AZ45E09DABW5 error code F7 means reversing valve fault: temperature change not happening as control expects
GE AZ45E09DABW5 error code F6 means compressor fault: no temperature change detected after 1 minute of running
GE AZ45E09DABW5 error code F5 means outdoor thermistor fault: one of the outdoor thermistors is not reading va
GE AZ45E09DABW5 error code F4 means indoor thermistor fault: one of the indoor thermistors is not reading vali
GE AZ45E09DABW5 error code F3 means external thermostat wiring fault: applied signal is not valid and has been
GE AZ45E09DABW5 error code F26 means air conditioning lockout fault (heat pump models only): outdoor ambient t
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Use the exact error page when you know the code. Otherwise stay in this device hub to compare the most likely routes first, then branch into the fix that matches the symptom.
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Common troubleshooting themes
These patterns are derived from the currently published fixes for this model and help you pick the right route faster.
Recently updated fixes
Fresh pages first — useful when you’re troubleshooting right now.
GE AZ45E09DABW5 Error Code F9
GE AZ45E09DABW5 error code F9 means indoor coil freeze fault: indoor coil temperature has fallen below the 34 F freeze threshold. This guide explains the likely causes, the safest first che…
GE AZ45E09DABW5 Error Code F8
GE AZ45E09DABW5 error code F8 means software fault. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
GE AZ45E09DABW5 Error Code F7
GE AZ45E09DABW5 error code F7 means reversing valve fault: temperature change not happening as control expects after 1 minute of running. This guide explains the likely causes, the safest f…
GE AZ45E09DABW5 Error Code F6
GE AZ45E09DABW5 error code F6 means compressor fault: no temperature change detected after 1 minute of running. This guide explains the likely causes, the safest first checks, and when supp…
GE AZ45E09DABW5 Error Code F5
GE AZ45E09DABW5 error code F5 means outdoor thermistor fault: one of the outdoor thermistors is not reading valid temperatures (valid range -30 F to 140 F). This guide explains the likely c…
GE AZ45E09DABW5 Error Code F4
GE AZ45E09DABW5 error code F4 means indoor thermistor fault: one of the indoor thermistors is not reading valid temperatures (valid range -10 F to 140 F). This guide explains the likely cau…
GE AZ45E09DABW5 Error Code F3
GE AZ45E09DABW5 error code F3 means external thermostat wiring fault: applied signal is not valid and has been constant for 30 seconds. This guide explains the likely causes, the safest fir…
GE AZ45E09DABW5 Error Code F26
GE AZ45E09DABW5 error code F26 means air conditioning lockout fault (heat pump models only): outdoor ambient temperature drops below 35 F. This guide explains the likely causes, the safest…
All error codes
Pick your code to open the fix page.
All fixes for this model
One card per code. If a code has multiple variants, the card opens the filtered results list.
GE AZ45E09DABW5 Error Code F9
GE AZ45E09DABW5 error code F9 means indoor coil freeze fault: indoor coil temperature has fallen below the 34 F freeze threshold. This guide explains the likely causes, the safest first che…
GE AZ45E09DABW5 Error Code F8
GE AZ45E09DABW5 error code F8 means software fault. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
GE AZ45E09DABW5 Error Code F7
GE AZ45E09DABW5 error code F7 means reversing valve fault: temperature change not happening as control expects after 1 minute of running. This guide explains the likely causes, the safest f…
GE AZ45E09DABW5 Error Code F6
GE AZ45E09DABW5 error code F6 means compressor fault: no temperature change detected after 1 minute of running. This guide explains the likely causes, the safest first checks, and when supp…
GE AZ45E09DABW5 Error Code F5
GE AZ45E09DABW5 error code F5 means outdoor thermistor fault: one of the outdoor thermistors is not reading valid temperatures (valid range -30 F to 140 F). This guide explains the likely c…
GE AZ45E09DABW5 Error Code F4
GE AZ45E09DABW5 error code F4 means indoor thermistor fault: one of the indoor thermistors is not reading valid temperatures (valid range -10 F to 140 F). This guide explains the likely cau…
GE AZ45E09DABW5 Error Code F3
GE AZ45E09DABW5 error code F3 means external thermostat wiring fault: applied signal is not valid and has been constant for 30 seconds. This guide explains the likely causes, the safest fir…
GE AZ45E09DABW5 Error Code F26
GE AZ45E09DABW5 error code F26 means air conditioning lockout fault (heat pump models only): outdoor ambient temperature drops below 35 F. This guide explains the likely causes, the safest…
GE AZ45E09DABW5 Error Code F25
GE AZ45E09DABW5 error code F25 means abnormal defrost fault (heat pump models only): five consecutive defrost cycles failed to warm outdoor coil above 68 F. This guide explains the likely c…
GE AZ45E09DABW5 Error Code F24
GE AZ45E09DABW5 error code F24 means make-up Air Module vent door fault (vent door state change validation fails). This guide explains the likely causes, the safest first checks, and when s…
GE AZ45E09DABW5 Error Code F23
GE AZ45E09DABW5 error code F23 means make-up Air Module fault. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
GE AZ45E09DABW5 Error Code F2
GE AZ45E09DABW5 error code F2 means outdoor fan fault: fan motor not moving at commanded speed after 30 seconds of drive voltage. This guide explains the likely causes, the safest first che…
GE AZ45E09DABW5 Error Code F19
GE AZ45E09DABW5 error code F19 means outlet temperature overheat: outgoing air is too hot. This guide explains the likely causes, the safest first checks, and when support or service is the…
GE AZ45E09DABW5 Error Code F18
GE AZ45E09DABW5 error code F18 means outlet temperature overheat: outgoing air is too hot. This guide explains the likely causes, the safest first checks, and when support or service is the…
GE AZ45E09DABW5 Error Code F17
GE AZ45E09DABW5 error code F17 means outlet thermistor failure (open or short circuit). This guide explains the likely causes, the safest first checks, and when support or service is the be…
GE AZ45E09DABW5 Error Code F16
GE AZ45E09DABW5 error code F16 means make-up air module communication fault. This guide explains the likely causes, the safest first checks, and when support or service is the better next s…
GE AZ45E09DABW5 Error Code F13
GE AZ45E09DABW5 error code F13 means heater airflow fault: main board detects too low of indoor fan speed. This guide explains the likely causes, the safest first checks, and when support o…
GE AZ45E09DABW5 Error Code F12
GE AZ45E09DABW5 error code F12 means uI board disconnected or failed. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
GE AZ45E09DABW5 Error Code F11
GE AZ45E09DABW5 error code F11 means inlet air temperature fault: indoor air thermistor warmer than 95 F. This guide explains the likely causes, the safest first checks, and when support or…
GE AZ45E09DABW5 Error Code F10
GE AZ45E09DABW5 error code F10 means heat pump over-temperature fault: indoor coil temperature over 131 F. This guide explains the likely causes, the safest first checks, and when support o…
GE AZ45E09DABW5 Error Code F1
GE AZ45E09DABW5 error code F1 means indoor fan fault: fan motor not moving at commanded speed after 30 seconds of drive voltage. This guide explains the likely causes, the safest first chec…
About this device hub
If your device shows an error code, start with the matching fix page. When a code returns repeatedly, it often points to an underlying cause (temperature, power delivery, sensors, locks, or wear).
Always follow basic safety: unplug before opening anything, and stop if you smell burning or see damage.