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Home >> Mazda >> 2023 >> 3 Select, 4D Hatchback >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> On-Board Diagnostic - Adaptive Led Headlights Control Module >> DTC U250B-41: Error Signal Received From Body Control Module (BCM) [Adaptive Led Headlights Control Module] >> Outline
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DTC U250B-41: Error Signal Received From Body Control Module (BCM) [Adaptive Led Headlights Control Module]: Outline

DTC U250B:41 (ADAPTIVE LED HEADLIGHTS CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Error signal received from body control module (BCM)
Detection condition
  • The adaptive LED headlights control module received error signal (sum error) from the body control module (BCM).
Fail-safe
  • Turn off adaptive LED headlights.
  • Turn off wide-range low beam.
  • The headlight leveling actuator is stopped at the position when the malfunction is determined.
Possible cause
  • Body control module (BCM) malfunction
  • Adaptive LED headlights control module malfunction
System wiring diagram Not applicable
Connector diagram Not applicable