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DTC Detection Logic

WARNING: This page is about a different car, the 2011 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • If DTC B2603 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to , "DTC LOGIC ".
  • If DTC B2603 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to , "DTC LOGIC ".
DTC DETECTING CONDITION AND POSSIBLE CAUSES

DTC No. Trouble diagnosis name DTC detecting condition Possible causes
B2603 SHIFT POSI STATUS BCM detects the followings status for 500 ms or more when ignition switch is in the ON position.
  • P/N position signal from TCM: Approx. 0 V (Other than P/N position)
  • CVT shift selector (detention switch) signal: Approx. 0 V (P position)
  • Harness or connectors (The CAN communication line is open or shorted.)
  • Harness or connector [CVT shift selector circuit (detention switch) is open or shorted.]
  • Harness or connectors (TCM circuit is open or shorted.)
  • CVT shift selector (detention switch)
  • TCM
  • BCM