DTC B118D-15: Blind Spot Monitoring (BSM) Indicator Light (RH) Circuit Malfunction: Notes

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

Configuration cannot be implemented correctly if only the blind spot monitoring (BSM) control module (RH) is replaced. When replacing the blind spot monitoring (BSM) control module (RH), it is necessary to replace the blind spot monitoring (BSM) control module (LH) at the same time.

Description	Blind spot monitoring (BSM) indicator light (RH) circuit malfunction
Detection condition	Blind spot monitoring (BSM) control module (RH) performs measurement at 0.01 s intervals and a short circuit to power supply or open circuit in the blind spot monitoring (BSM) indicator light (RH) circuit is detected 48 times continuously.
Fail-safe	Blind spot monitoring (BSM) system is stopped.
Possible cause	Power outer mirror (RH) connector or terminal malfunction Open circuit in wiring harness between power outer mirror (RH) terminal G and body ground Blind spot monitoring (BSM) control module (RH) connector or terminal malfunction Short to power supply in wiring harness between blind spot monitoring (BSM) control module (RH) terminal G and power outer mirror (RH) terminal D Blind spot monitoring (BSM) indicator light (RH) malfunction Open circuit in wiring harness between blind spot monitoring (BSM) control module (RH) terminal G and power outer mirror (RH) terminal D Blind spot monitoring (BSM) control module (RH) malfunction
Courtesy of MAZDA MOTORS CORP.