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DTC Detection Logic

WARNING: This page is about a different car, the 2011 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

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 DETECTION 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 (CAN communication line is open or shorted.) Harness or connector (Steering lock unit circuit is open or shorted.) Steering lock unit IPDM E/R