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Home › Infiniti › 2012 › M37 Base › Repair and Diagnosis › Body & Frame › Door Locks › Security Control System (With Intelligent Key System) › DTC/Circuit Diagnosis › DTC B26EF: Steering Lock Relay › DTC Logic › DTC Detection Logic

DTC Detection Logic

NOTE:
  • If DTC B26EF is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to "DTC LOGIC ".
  • If DTC B26EF 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
B26EF STRG LCK RELAY OFF BCM requests IPDM E/R to turn steering lock relay ON, but BCM cannot receive steering lock relay ON state signal from IPDM E/R (CAN) within 2 seconds.
  • Harness or connectors

    (The CAN communication line is open or shorted.)

  • Harness or connector

    Steering lock unit circuit is open or shorted.)

  • Steering lock unit
  • IPDM E/R 
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