LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Power Control System (Power Distribution System) >> DTC/Circuit Diagnosis >> DTC B2615: Blower Relay Circuit >> DTC Logic >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

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
scientia non olet · About LEMON Manuals