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Home >> Infiniti >> 2015 >> QX80 Base, AWD >> Repair and Diagnosis >> Electrical >> Body Electrical >> Power Control System (Power Distribution System) >> DTC/Circuit Diagnosis >> DTC B2615: Blower Relay Circuit >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2615 BCM BCM detects a difference of signal for 1 second or more between the following items.
  • Blower relay ON/OFF request
  • Blower relay feedback
  • Harness or connectors

    (Blower relay circuit is open or shorted)

  • BCM
  • Blower relay
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