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Home >> Infiniti >> 2018 >> QX80 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Security Control System (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC B2604: Shift Position >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2019 Nissan Armada and 2018 Nissan Armada. 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 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
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