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Home >> Mazda >> 2021 >> CX-9 Signature >> Repair and Diagnosis >> External Pages >> Different car >> Section 68 (On-Board Diagnostic - Front Body Control Module (FBCM)) >> DTC B10AD-86; Error Signal Received From Auto Light Sensor/Humidity Sensor/Rain Sensor >> Notes
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DTC B10AD-86; Error Signal Received From Auto Light Sensor/Humidity Sensor/Rain Sensor: Notes

WARNING: This page is about a different car, the 2017 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITION & POSSIBLE CAUSE

Description Error signal received from auto light sensor/humidity sensor/rain sensor
Detection condition
  • Front body control module (FBCM) receives the error signals from the auto light sensor/humidity sensor/rain sensor 10 times continuously with the ignition switched ON (engine off or on).
Fail-safe Not applicable
Possible cause
  • Auto light sensor/humidity sensor/rain sensor malfunction
  • Front body control module (FBCM) malfunction
System wiring diagram Not applicable