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Component Tests and General Diagnostics
TRANSMITTER1. Check that the red light flickers when the door lock button or unlock button is pressed on the transmitter.
2. Remove the battery and check voltage if the red light doesn't flicker.
Standard value : 3 V
3. Replace the battery if voltage is below 3 V and replace the remote control switch if it is inoperable after replacing the battery.
Battery Lithium CR2032 (3 V, 220 mA/h)