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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> On-Board Diagnostic - Manual A/C >> DTC U300E-13; Climate Control Unit Power Supply Circuit Open (IG2) >> Notes

DTC U300E-13; Climate Control Unit Power Supply Circuit Open (IG2): Notes

DTC DETECTION DESCRIPTION

System malfunction location
  • Climate control unit power supply circuit open (IG2)
Detection condition
  • Malfunction in wiring harness between climate control unit and front body control module (FBCM)
Fail-safe function Not applicable
Possible cause
  • Climate control unit connector malfunction
  • Front body control module (FBCM) connector malfunction
  • Open circuit in wiring harness between the following terminals:
    • Climate control unit terminal X-front body control module (FBCM) terminal 1C
  • Short to ground in wiring harness between the following terminals:
    • Climate control unit terminal X-front body control module (FBCM) terminal 1C
  • Climate control unit malfunction
  • Front body control module (FBCM) malfunction
G11431966