FixVault

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 information.
  • Blower relay ON/OFF request
  • Blower relay inside feedback
  • Harness or connectors (Blower relay circuit is open or shorted)
  • Blower relay