FixVault

DTC Detection Logic

WARNING: This page is about a different car, the 2011 Nissan 370Z. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2615 BLOWER RELAY CIRC BCM detects a difference of signal for 1 second or more between the following items.
  • Blower relay ON/OFF request
  • Blower relay inside feedback
  • Harness or connectors (Blower relay circuit is open or shorted)
  • Blower relay