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Home >> Mazda >> 2023 >> CX-9 Signature >> Repair and Diagnosis >> Body & Frame >> Door Locks >> On-Board Diagnostic - Power Liftgate Control Module >> DTC B126A-62: Front Door Lock-Link Switch (LH) Circuit Malfunction [Power Liftgate (PLG) Control Module] >> Notes
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DTC B126A-62: Front Door Lock-Link Switch (LH) Circuit Malfunction [Power Liftgate (PLG) Control Module]: Notes

DTC B126A:62 [POWER LIFTGATE (PLG) CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

Description Front door lock-link switch (LH) circuit malfunction
Detection condition
  • Power liftgate (PLG) control module detects an open circuit in the door lock-link switch (LH) circuit for 1 s or more.
Fail-safe
  • Stops the power liftgate (PLG) system operation.
Possible cause
  • Front door latch and lock actuator (LH) connector or terminal malfunction
  • Open circuit in wiring harness between front door latch and lock actuator (LH) terminal J and body ground
  • Front door lock-link switch (LH) malfunction
  • Power liftgate (PLG) control module connector or terminal malfunction
  • Open circuit in wiring harness between the following terminals:
    • Front door latch and lock actuator (LH) terminal D-Power liftgate (PLG) control module terminal 1U
    • Front door latch and lock actuator (LH) terminal B-Power liftgate (PLG) control module terminal 1V
  • Power liftgate (PLG) control module malfunction
G13700506Courtesy of MAZDA MOTORS CORP.