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Home >> Mazda >> 2011 >> 6 s Touring Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 569 (On-Board Diagnostic [Immobilizer System (Advanced Keyless Entry And Push Button Start System))) >> Security Light: 11, DTC: B10D9:87/P1260:00 [Immobilizer System (Advanced Keyless Entry And Push Button Start System)] >> Notes

Security Light: 11, DTC: B10D9:87/P1260:00 [Immobilizer System (Advanced Keyless Entry And Push Button Start 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.
B10D9:87/P1260:00 REFERENCE

DTC Security light flashing pattern 11 No detected communication with coil antenna
M-MDS display Keyless control module B10D9:87
PCM P1260:00
POSSIBLE CAUSE
  • Connector or terminal malfunction
  • Open circuit in coil antenna ground circuit
  • Short to ground in coil antenna power supply circuit
  • Open circuit in coil antenna power supply circuit
  • Open circuit in wiring harness between coil antenna terminal B and keyless control module terminal 4R
  • Open circuit in wiring harness between coil antenna terminal D and keyless control module terminal 2D
  • Open circuit in wiring harness between coil antenna terminal C and keyless control module terminal 2B
  • Coil antenna malfunction
  • Keyless control module malfunction
G06200526Courtesy of MAZDA MOTORS CORP.