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Home >> Mazda >> 2012 >> 6 i Touring >> Repair and Diagnosis >> External Pages >> Different car >> Section 568 (On-Board Diagnostic [Immobilizer System (Keyless Entry System))) >> Security Light: 12, DTC: B10D5:13/P1260:00 [Immobilizer System (Keyless Entry System)] >> Notes

Security Light: 12, DTC: B10D5:13/P1260:00 [Immobilizer System (Keyless Entry System)]: Notes

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
SECURITY LIGHT: 12, DTC: B10D5:13/P1260:00 (IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM) DETECTION CONDITION POSSIBLE CAUSE

DTC Security light flashing pattern 12
  • Coil antenna malfunction
  • PCM or instrument cluster determined a malfunction in coil antenna even though it is normal
M-MDS display Instrument cluster B10D5:13
PCM P1260:00
POSSIBLE CAUSE 
  • Connector or terminal malfunction
  • Coil antenna malfunction
  • PCM malfunction
  • Instrument cluster malfunction