DTC Detection Logic

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 short) BCM ECM
P1612