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Home >> Mazda >> 2016 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Blind Spot Monitoring (BSM) Control Module >> DTC U3000-97: Radar Sensor Sensitivity >> Notes

DTC U3000-97: Radar Sensor Sensitivity: Notes

Description Radar sensor sensitivity temporarily decreases depending on various external and environmental factors (blind spot monitoring (BSM) control module (LH))
Detection condition 
  • Radar sensor sensitivity in blind spot monitoring (BSM) control module (LH) decreases for 5 s or more  with the ignition switched ON (engine off or on).
Fail-safe 
  • Blind spot monitoring (BSM) system is stopped.
Possible cause 
  • Rear bumper dirt or foreign material (reflective object) is adhered.
  • Dirt or foreign material (reflective object) on blind spot monitoring (BSM) control module (LH)
  • Concavity and convexity on the surface of the repaired rear bumper
  • Blind spot monitoring (BSM) control module (LH) malfunction
System wiring diagram  Not applicable