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Home >> Mazda >> 2024 >> MX-5 Miata Club >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Adaptive Front Lighting System (AFS) Control Module >> DTC U2300-55: Configuration Error (No Configuration) [ALH/AFS/ALV] >> Details On DTCs

Details On DTCs

U2300:55 (ALH/AFS/ALV) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Configuration error (no configuration)
Detection condition Determination conditions
  • The auto leveling control module/adaptive front lighting system (AFS) control module/adaptive LED headlights control module received a signal which indicates the body control module (BCM) configuration is not performed.
Preconditions
  • Not applicable
Malfunction determination period
  • Not applicable
Fail-safe
  • The headlight leveling actuator is stopped at the position when the malfunction is determined.
  • Perform the following controls with the adaptive LED headlights turned on. (with adaptive LED headlights)
    • Turn off glare-free high beam.
    • Set wide-range low beam as basic light distribution.
Vehicle status when DTCs are output
  • Not applicable
Possible cause
  • Inappropriate previous module replacement procedure
  • Configuration data writing error
  • DTCs are stored in the body control module (BCM).
  • Body control module (BCM) malfunction
  • Auto leveling control module/adaptive front lighting system (AFS) control module/adaptive LED headlights control module malfunction