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Home >> Mazda >> 2020 >> 3 Base, 4D Hatchback, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Symptom Troubleshooting - Smart Brake Support (Rear) (SBS-R) >> Smart Brake Support (Rear) (SBS-R) Does Not Operate >> Outline
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Smart Brake Support (Rear) (SBS-R) Does Not Operate: Outline

SMART BRAKE SUPPORT (REAR) (SBS-R) DOES NOT OPERATE DETECTION CONDITION AND POSSIBLE CAUSE

Description
  • The brake does not operate when the brake should be operated.
Possible cause
  • Scratches or dirt on ultrasonic sensor or rear mount camera
  • PCM malfunction
  • TCM malfunction
  • DSC HU/CM malfunction
  • Ultrasonic sensor malfunction
  • Rear mount camera malfunction