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Home >> Nissan-Datsun >> 2007 >> Altima Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 86 (Security Control System (Hybrid)) >> Component Diagnosis >> B261A Push-Button Ignition Switch >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2008 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • If DTC B261A is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to "DTC Logic ".
  • If DTC B261A is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to "DTC Logic ".
DTC DETECTION CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B261A PUSH-BUTTON IGNITION SWITCH BCM detects the mismatch between the following for 1 second or more
  • Power supply position with push-button ignition switch
  • Power supply position from IPDM E/R (CAN)
  • Harness or connectors

    (Push-button ignition switch circuit is open or shorted)

  • Between BCM and push-button ignition switch
  • Between IPDM E/R and push-button ignition switch
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