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Home >> Infiniti >> 2011 >> M37 x >> Repair and Diagnosis >> External Pages >> Different car >> Section 128 (Power Control System (Power Distribution System)) >> DTC/Circuit Diagnosis >> DTC B2616: Ignition Relay Circuit >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2012 Infiniti QX56. 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
B2616 BCM An immediate operation of ignition relay-1 is requested by BCM, but there is no response for more than 1 second
  • Harness or connectors (Ignition relay-1 circuit is open or shorted)
  • BCM
  • Ignition relay-1