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Home >> Nissan-Datsun >> 2012 >> Murano SL, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 31 (Security Control System (CROSSCABRIOLET)) >> DTC/Circuit Diagnosis >> DTC B2193: Chain Of ECM-IMMU >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different variant/trim than selected.
NOTE:
  • If DTC B2193 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to "DTC LOGIC ".
  • If DTC B2193 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
B2193 CHAIN OF BCM-ECM Inactive communication between ECM and BCM
  • Harness or connectors

    (The CAN communication line is open or shorted.)

  • BCM
  • ECM
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