Wireless keypad does not operate the door but remotes work normally.

Safety first: Use caution on ladders when accessing the keypad.

• Replace battery: Open the Mighty Mule keypad and install a new battery of the specified type, observing polarity.
• Reprogram keypad: Follow the manual to enter programming mode on the opener and then enter the desired PIN on the keypad. Confirm acceptance by the opener.
• Check mounting location: Ensure the keypad is within the recommended range and not mounted on metal that can block the signal.
• Inspect for moisture: Look for corrosion or water damage inside the keypad. Replace the keypad if the electronics are compromised.