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Home >> Infiniti >> 2019 >> QX80 Luxe, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (Power Control System) >> Power Distribution System >> DTC/Circuit Diagnosis >> DTC B2615: Blower Relay Circuit >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2019 Nissan Armada and 2018 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.

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