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Home >> Mazda >> 2021 >> 6 Signature >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> On-Board Diagnostic - Adaptive Front Lighting System Control Module >> DTC U3000-42: AFS Control Module Internal Malfunction [Adaptive Front Lighting System (AFS) Control Module] >> Notes

DTC U3000-42: AFS Control Module Internal Malfunction [Adaptive Front Lighting System (AFS) Control Module]: Notes

DTC U3000:42 [ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

Description AFS control module internal malfunction
Detection condition
  • Malfunction in the AFS control module internal EEPROM is detected.
Fail-safe
  • The swivel actuator is moved to the center.
  • The headlight leveling actuator is stopped at the position when the malfunction is determined.
Possible cause
  • AFS control module internal malfunction
System wiring diagram Not applicable