Diesel Data: Automotive Repair

Check CAN Bus Line For Short to GND

CHECK CAN BUS LINE FOR SHORT TO GND

CIRCUIT DESCRIPTION




There may be a short circuit between the CAN bus line and GND when there is resistance between terminals 6 (CANH) and 4 (CG) or terminals 14 (CANL) and 4 (CG) of the DLC3.

Wiring Diagram:






Step 1 - 4:




Step 5 - 7:




Step 8 - 10:




Step 11 - 13:




Step 14 - 15:




Step 16 - 19:




Step 20 - 22:




Step 23 - 25:




Step 26:




INSPECTION PROCEDURE