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Home >> Mazda >> 2024 >> 3 S >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> On-Board Diagnostic - Body Control Module (BCM) (1 Of 2) >> DTC B10AD-49: Humidity Sensor/Solar Radiation Sensor/Auto Light Sensor/Rain Sensor Internal Malfunction

DTC B10AD-49: Humidity Sensor/Solar Radiation Sensor/Auto Light Sensor/Rain Sensor Internal Malfunction

B10AD-49: (BCM) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Humidity sensor/solar radiation sensor/auto light sensor/rain sensor internal malfunction
Detection condition
  • The body control module (BCM) detects the humidity sensor/solar radiation sensor/auto light sensor/rain sensor internal malfunction.
Fail-safe
  • Not applicable
Possible cause
  1. Humidity sensor/solar radiation sensor/auto light sensor/rain sensor malfunction (Refer to RAIN SENSOR INSPECTION in service information.)
  2. Body control module (BCM) malfunction (Refer to BODY CONTROL MODULE (BCM) REMOVAL/INSTALLATION in service information.)
Repeatability verification procedure
  1. Clear the DTC recorded in the memory. (See CLEARING DTC .)
System wiring diagram
  • Not applicable