DTC B118C-15: Blind Spot Monitoring (BSM) Warning Light (LH) Circuit Malfunction [Blind Spot Monitoring (BSM) Control Module]: Notes

DTC B118C:15 [BLIND SPOT MONITORING (BSM) CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

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