Press any button for 1 sec. Can't access all the desired stations on the transmitter. Maximum station number is set wrong. Receiver doesn't beep two times after plugging it in. Wiring harness is not connected properly.
Controller has no power.
Recheck wiring of harness. Check controller power. Receiver beeps twice after plugging it in, but won't respond to transmitter. Receiver and transmitter addresses don't match. Relearn address at receiver.