One way to know for sure would be to remove the receiver module at the ceiling fan and wire it direct.
Turn of the century ceiling fan remote not working.
I changed the light bulbs and still no light.
As strange as it sounds your ceiling fan could have stopped working because there is a problem with the remote control.
Clean and lubricate the ball bearings.
It worked great until recently now the light and the fan will not turn on.
I called hunter and they sent a new controller for ceiling fan i installed that and light would still not work.
If the ceiling fan and light works normally then the remote control module will need to be replaced.
If you are use a remote control to start your fan check your batteries and have them replaced.
Yes the ceiling fan remote control module may be faulty.
To determine the cause of the fan speed malfunction follow the steps below.
Replace the ceiling fan capacitor.
Should it become necessary to re sync the remote turn off the main power then turn it back on.
Within 30 seconds use a small screwdriver to press and hold the learn button on the remote for 3 seconds.
Turn off the ceiling fan using the remote wait for about 30 seconds before turning the power on within those seconds hold down the off button on the fan for about ten seconds the steps should allow you to perform a reset.
I installed a remote controlled ceiling fan several years ago.