Nest thermostat disconnected from app and will not reconnect giving me
M15 error. I’ve tried all the troubleshooting mentioned and nothing.
WiFi is working fine. I’m at a loss.
I’ve followed all the M15 troubleshooting including factory reset. No
changes. Battery levels have been fluctuating between 3.7-3.8. WiFi will
connect but always disconnects a few minutes later. I do not have a C
wire. If you still think the Nest Pow...
Battery voltage reading 3.78. Noticed thermostat keeps dropping WiFi.
I’ve restarted routers and now I’m at a loss as to the M15 code. Still
unable to add thermostat to Nest app. Nest camera works fine. 路♂️
Performed several resets with no changes. I gave up and skipped the app
function. Scrolling through the settings I noticed it said low battery
under the Nest App setting. I think the battery needs replaced and the
low voltage is causing it to dump th...
