Diesel Data: Automotive Repair

Check CAN Main Bus Line For Disconnection

CHECK CAN MAIN BUS LINE FOR DISCONNECTION

CIRCUIT DESCRIPTION




The CAN main bus line and DLC3 sub bus line may have a disconnection when the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is more than 67 Ohms.

Wiring Diagram:






Step 1 - 2:




Step 3 - 4:




INSPECTION PROCEDURE