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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> On-Board Diagnostic - Rear Body Control Module (RBCM) >> DTC B126A-11; Front Door Lock-Link Switch (LH) Lock Circuit Malfunction >> Notes

DTC B126A-11; Front Door Lock-Link Switch (LH) Lock Circuit Malfunction: Notes

DETECTION CONDITION AND POSSIBLE CAUSES

Description Front door lock-link switch (LH) lock circuit malfunction
Detection condition
  • Rear body control module (RBCM) detects a short to ground in the front door lock-link switch (LH) lock circuit with the front door lock-link switch (LH) unlocked.
Fail-safe function Not applicable
Possible cause
  • Front door latch and lock actuator (LH) connector or terminal malfunction
  • Front door lock-link switch (LH) malfunction
  • Start stop unit connector or terminal malfunction
  • Rear body control module (RBCM) connector or terminal malfunction
  • Short to ground in wiring harness between the following terminals:
    • Start stop unit terminal 1P-Front door latch and lock actuator (LH) terminal D
      • Rear body control module (RBCM) terminal 3O-Front door latch and lock actuator (LH) terminal D
  • Start stop unit malfunction
  • Rear body control module (RBCM) malfunction
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