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Home >> Mazda >> 2019 >> CX-9 Signature >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Blind Spot Monitoring Control Module >> DTC B118D-11: Blind Spot Monitoring (BSM) Warning Light (RH) Circuit Malfunction [Blind Spot Monitoring (BSM) Control Module] >> Notes
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DTC B118D-11: Blind Spot Monitoring (BSM) Warning Light (RH) Circuit Malfunction [Blind Spot Monitoring (BSM) Control Module]: Notes

DTC B118D:11 [BLIND SPOT MONITORING (BSM) CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

Description Blind spot monitoring (BSM) warning light (RH) circuit malfunction
Detection condition
  • Blind spot monitoring (BSM) control module (RH) performs measurement at 0.01 s intervals and a short to ground in the blind spot monitoring (BSM) warning 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
  • 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 G and power outer mirror (RH) terminal D
  • Blind spot monitoring (BSM) warning light (RH) malfunction
  • Blind spot monitoring (BSM) control module (RH) malfunction
G13450116Courtesy of MAZDA MOTORS CORP.