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DTC B1131 [Advanced Keyless System]: Notes

DTC B1131 DETECTION CONDITION AND POSSIBLE CAUSE

DTC B1131 Keyless antenna (exterior, rear)
DETECTION CONDITION  Keyless antenna dose not operated.
POSSIBLE CAUSE 
  • Keyless antenna (exterior, rear) malfunction
  • Open or short circuit in wiring harness between keyless control module and keyless antenna
  • Keyless control module malfunction
G04327038Courtesy of MAZDA MOTORS CORP.
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