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Home >> Mazda >> 2021 >> CX-3 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (On-Board Diagnostic - Body Control Module) >> DTC B10AD-56: Auto Light Sensitivity Mismatch >> Notes
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DTC B10AD-56: Auto Light Sensitivity Mismatch: 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.
Description  Auto light sensitivity mismatch
Detection condition 
  • The BCM received the following mismatches for 5 s or more  with the ignition switched ON (engine off or on).
    • Auto light sensitivity setting required by BCM to set auto light sensor/rain sensor
    • Current value of auto light sensitivity setting which auto light sensor/rain sensor sends to BCM
Fail-safe  Auto light system 
  • Continue the controls prior to the auto light malfunction detection.
Possible cause 
  • Auto light sensor/rain sensor malfunction
  • BCM malfunction
System wiring diagram  Not applicable