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Home >> Infiniti >> 2011 >> G25 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 202 (Security Control System -- G37 Coupe) >> DTC/Circuit Diagnosis >> DTC B2604: Shift Position >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2011 Infiniti G37. 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 "BCM : DTC LOGIC ".
  • If DTC B2604 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to "BCM : DTC LOGIC ".
DTC DETECTION CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2604 PNP/CLUTCH SW BCM detects the following status for 500 ms or more when the ignition switch is in the ON position.
  • N position input signal exists. Shift position signal from TCM does not exist.
  • N position input signal does not exist. Shift position signal from TCM exists.
  • Harness or connectors (TCM circuit is open or shorted)
  • TCM
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