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Home >> Mazda >> 2024 >> 3 Carbon Turbo, 4D Hatchback >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> On-Board Diagnostic - Restraints (4 Of 4) >> DTC U2400-00: Security Value Verification Malfunction >> Details On DTCs

Details On DTCs

U2400-00: (SAS) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Security value verification malfunction
Detection condition Determination conditions
  • The SAS control module detects a security verification malfunction.
Preconditions
  • Not applicable
Determination period
  • Not applicable
Fail-safe
  • Not applicable
Vehicle status when DTCs are output
  • Not applicable
Possible cause
  • Noise from non-genuine electrical component
  • Previous module replacement work was inappropriate
  • Body control module (BCM) malfunction
  • SAS control module malfunction