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DTC Detection Logic

WARNING: This page is about a different car, the 2011 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • If DTC B2604 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to "DTC LOGIC ".
  • If DTC B2604 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to "DTC LOGIC ".
DTC DETECTION LOGIC

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2604 PNP/CLUTCH SW The following states are detected for 5 seconds while ignition switch is ON.
  • P/N position signal is sent from TCM but shift position signal input (CAN) from TCM is other than P and N
  • P/N position signal is not sent from TCM but shift position signal input (CAN) from TCM is P or N
  • Harness or connectors (CAN communication line is open or shorted.)
  • Harness or connectors (TCM circuit is open or shorted.)
  • TCM
  • BCM