Security Indicator Light: 15, DTC: B13D3-51; P1260; Unregistered Remote Transmitter Is Detected: Notes

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

DETECTION CONDITION & POSSIBLE CAUSE

Description	Unregistered remote transmitter is detected
Detection condition	Start stop unit detects that the remote transmitter has not been programmed.
Fail-safe	Not applicable
Possible cause	Remote transmitter malfunction The remote transmitter is not programmed after replacing the start stop unit. Unprogrammed remote transmitter was used. Start stop unit malfunction
System wiring diagram	Not applicable