DTC Detection Logic

WARNING: This page is about a different car, the 2012 Infiniti M35h. However, it is still accessible from the selected car via links, so may be relevant.

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⁽¹⁾

Inactive communication between BCM and HPCM

Harness or connectors (The CAN communication line is open or shorted.)
BCM
HPCM

⁽¹⁾	"ECM" is indicated on CONSULT display, however this means HPCM on this models.