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Home >> Mazda >> 2021 >> CX-3 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 73 (On-Board Diagnostic - Blind Spot Monitoring Control Module) >> DTC B11CB-11: Blind Spot Monitoring (BSM) System Is Stopped >> Notes

DTC B11CB-11: Blind Spot Monitoring (BSM) System Is Stopped: Notes

WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
  • When replacing a blind spot monitoring (BSM) control module (RH) having any of the following part numbers, it is necessary to replace the blind spot monitoring (BSM) control module (LH) at the same time to perform the configuration normally.
    • DB2R-67Y80
    • DB2R-67Y80 A
Description Blind spot monitoring (BSM) warning light (RH) circuit malfunction
Detection condition 
  • Blind spot monitoring (BSM) control module (RH) detects a short to ground in the blind spot monitoring (BSM) warning light (RH) circuit with the ignition switched ON (engine off or on).
Fail-safe 
  • Blind spot monitoring (BSM) system is stopped.
Possible cause 
  • Power outer mirror (RH) connector or terminal malfunction
  • Blind spot monitoring (BSM) control module (RH) connector or terminal malfunction
  • Short to ground in wiring harness between blind spot monitoring (BSM) control module (RH) terminal D and power outer mirror (RH) terminal D
  • Blind spot monitoring (BSM) warning light (RH) malfunction
  • Blind spot monitoring (BSM) control module (RH) malfunction
G10915440Courtesy of MAZDA MOTORS CORP.