Diesel Data: Automotive Repair

Check CAN Main Bus Line For Disconnection

CHECK CAN MAIN BUS LINE FOR DISCONNECTION

CIRCUIT DESCRIPTION




There may be an open circuit in the CAN bus main line and/or the DLC3 sub bus line when the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is 69 Ohms or more.

Wiring Diagram:






Step 1 - 2:




Step 3 - 4:




Step 5 - 7:




Step 8 - 11:




INSPECTION PROCEDURE