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Home >> Mazda >> 2023 >> CX-30 Select >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> On-Board Diagnostic - MAZDA Emergency Assistance Control Module >> DTC U2300-55: Configuration Error (No Configuration) [MAZDA Emergency Assistance Control Module] >> Outline
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DTC U2300-55: Configuration Error (No Configuration) [MAZDA Emergency Assistance Control Module]: Outline

DTC U2300:55 (MAZDA EMERGENCY ASSISTANCE CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Configuration error (no configuration)
Detection condition
  • The Mazda EMERGENCY ASSISTANCE control module detects any of the following conditions.
  • The Mazda EMERGENCY ASSISTANCE control module cannot receive the same configuration data from the body control module (BCM) for a continuous 2 times.
  • Configuration data cannot be written to Mazda EMERGENCY ASSISTANCE control module memory.
Fail-safe Not applicable
Possible cause
  • DTCs are stored in the body control module (BCM).
  • Inappropriate Mazda EMERGENCY ASSISTANCE control module replacement procedure
  • Body control module (BCM) configuration data write error
  • Malfunction in CAN bus communication line
  • Mazda EMERGENCY ASSISTANCE control module malfunction
  • Body control module (BCM) malfunction
System wiring diagram Not applicable
Connector diagram Not applicable