No. 3 Transmitter Id Code Cannot Be Reprogrammed [Keyless Entry System]: Notes

TROUBLESHOOTING CHART

3	Transmitter ID code cannot be reprogrammed
DESCRIPTION	Malfunction in transmitter battery, transmitter, BCM circuit, or keyless receiver circuit.
POSSIBLE CAUSE	Malfunction in transmitter battery, transmitter, BCM, or keyless receiver
Courtesy of MAZDA MOTORS CORP.