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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 U0155-02: Communication Error With Instrument Cluster >> Details On DTCs

Details On DTCs

U0155-02: (SAS) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Communication error with instrument cluster
Detection condition Determination conditions
WARNING:
  • Detection conditions are for understanding the DTC outline before performing an inspection. Performing an inspection only under the detection conditions may cause injury or damage the system due to a mis-operation. When performing an inspection, always follow the diagnostic procedure.
  • The SAS control module detects a communication error with the instrument cluster.
Preconditions
  • Not applicable
Determination period
  • Not applicable
Fail-safe
  • Not applicable
Vehicle status when DTCs are output
  • Not applicable
Possible cause
  • The body control module (BCM) stores DTCs.
  • Malfunction in wiring harness (including connector/terminal) between instrument cluster and body control module (BCM)
  • Malfunction in wiring harness (including connector/terminal) between body control module (BCM) and SAS control module
  • Instrument cluster malfunction
  • SAS control module malfunction