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Home >> Mazda >> 2022 >> CX-9 Signature >> Repair and Diagnosis >> Body & Frame >> Door Locks >> On-Board Diagnostic - Power Liftgate Control Module >> DTC B12E8-12: Power Liftgate (PLG) Front Switch Circuit Malfunction [Power Liftgate (PLG) Control Module] >> Notes
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DTC B12E8-12: Power Liftgate (PLG) Front Switch Circuit Malfunction [Power Liftgate (PLG) Control Module]: Notes

DTC B12E8:12 [POWER LIFTGATE (PLG) CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

Description Power liftgate (PLG) front switch circuit malfunction
Detection condition
  • Power liftgate (PLG) control module detects a short to power supply in the power liftgate (PLG) front switch circuit.
Fail-safe
  • Stops the power liftgate (PLG) system operation.
Possible cause
  • Power liftgate (PLG) front switch connector or terminal malfunction
  • Power liftgate (PLG) front switch malfunction
  • Power liftgate (PLG) control module connector or terminal malfunction
  • Short to power supply in wiring harness between power liftgate (PLG) front switch terminal I and power liftgate (PLG) control module terminal 1Y
  • Power liftgate (PLG) control module malfunction
G13700507Courtesy of MAZDA MOTORS CORP.