LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2004 >> Quest SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 1013 (Power Control System) >> Power Distribution System >> Component Diagnosis >> B2615 Front Blower Motor Relay Circuit >> DTC Logic >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

WARNING: This page is about a different car, the 2009 Nissan Maxima. 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 Front blower motor relay circuit BCM detects a difference of signal for 1 second or more between the following information.
  • Front blower motor relay ON/OFF request
  • Front blower motor relay feedback
  • Harness or connectors (Front blower motor relay circuit is open or shorted)
  • Front blower motor relay